Dell OptiPlex 740 User's Guide
Dell OptiPlex 740 Manual
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- Dell OptiPlex 740 | User's Guide - Page 1
Dell™ OptiPlex™ 740 User's Guide Models DCSM, DCNE, DCCY www.dell.com | support.dell.com - Dell OptiPlex 740 | User's Guide - Page 2
hardware or loss of data and tells you how to avoid the problem. CAUTION: A CAUTION indicates a potential for property damage, personal refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any proprietary interest in trademarks and trade names other than - Dell OptiPlex 740 | User's Guide - Page 3
Contents 1 Finding Information 13 2 Before You Begin 19 Recommended Tools 19 Turning Off Your Computer 19 Before Working Inside Your Computer 20 3 Mini Tower Computer 21 About Your Mini Tower Computer 21 Front View 21 Back View 23 Back-Panel Connectors 25 Inside Your Computer 26 System - Dell OptiPlex 740 | User's Guide - Page 4
Optical Drive 78 Processor 83 Removing the Processor 83 Installing the Processor 85 Power Supply 89 Replacing the Power Supply 89 DC Power Connectors 91 4 Desktop Computer 97 About Your Desktop Computer 97 Front View 97 Back View 98 Back-Panel Connectors 99 Inside Your Computer 101 - Dell OptiPlex 740 | User's Guide - Page 5
Processor 179 Removing the Processor 179 Installing the Processor 182 5 Small Form Factor Computer 185 About Your Small Form Factor Computer 185 Front View 185 Back View 186 Back-Panel Connectors 187 Inside Your Computer 188 System Board Components 190 Small Form Factor Computer (Model # - Dell OptiPlex 740 | User's Guide - Page 6
6 Advanced Features 249 LegacySelect Technology Control 249 Manageability 249 Alert Standard Format 249 Dell OpenManage™ IT Assistant 250 Dell OpenManage Client Instrumentation 250 Security 250 Chassis Intrusion Detection 250 Option Settings 251 Padlock Ring and Security Cable Slot 251 - Dell OptiPlex 740 | User's Guide - Page 7
Configuring Your Hard Drives for RAID 270 Using the NVIDIA MediaShield ROM Utility 271 Using NVIDIA MediaShield 272 Enabling Cool 'n' Quiet™ Technology 275 7 Chassis Intrusion Switch 277 Removing the Chassis Intrusion Switch 277 Mini Tower Computer 278 Desktop Computer 279 Small Form Factor - Dell OptiPlex 740 | User's Guide - Page 8
11 Replacing the Computer Cover 297 12 Cleaning Your Computer 299 Computer, Keyboard, XP 307 Before You Begin 307 14 Solving Problems 311 Troubleshooting Tips 311 Battery Problems 311 Card Problems 311 Drive Problems 313 CD and DVD drive problems 313 Hard drive problems 314 8 Contents - Dell OptiPlex 740 | User's Guide - Page 9
323 No sound from headphones 325 Video and Monitor Problems 325 If the screen is blank 325 If the screen is difficult to read 326 15 Troubleshooting Tools and Utilities 327 Dell Diagnostics 327 When to Use the Dell Diagnostics 327 System Lights 329 Diagnostic Lights 330 Beep Codes - Dell OptiPlex 740 | User's Guide - Page 10
Adapter 343 344 Network Setup Wizard 344 17 Getting Help 347 Obtaining Assistance 347 Online Services 347 AutoTech Service 348 Automated Order-Status Service 348 Support Service 348 Problems With Your Order 349 Product Information 349 Returning Items for Warranty Repair or Credit 349 - Dell OptiPlex 740 | User's Guide - Page 11
18 Warranty 353 19 FCC Regulatory Model (U.S. Only 355 Glossary 357 Contents 11 - Dell OptiPlex 740 | User's Guide - Page 12
12 Contents - Dell OptiPlex 740 | User's Guide - Page 13
reinstall drivers (see "Reinstalling Drivers and Utilities" on page 302) or to run the Dell Diagnostics (see "Dell Diagnostics" on page 327). Readme files may be included on your media to provide last NOTE: Drivers and documentation updates can be found at support.dell.com. Finding Information 13 - Dell OptiPlex 740 | User's Guide - Page 14
computer • How to troubleshoot and solve problems • How to remove and install parts Find It Here Quick Reference Guide NOTE: This document may be optional and may not ship with your computer. • Warranty information • Terms and Conditions (U.S. only) • Safety instructions • Regulatory information - Dell OptiPlex 740 | User's Guide - Page 15
labels are located on your computer. Your computer's Service Tag contains both a Service Tag number and an Express Service Code. • Use the Service Tag to identify your computer when you use support.dell.com or contact support. • Enter the Express Service Code to direct your call when contacting - Dell OptiPlex 740 | User's Guide - Page 16
Service and support - Service call status and support history, service contract, online discussions with technical support • Dell Technical Update Service and troubleshooting hints - Frequently asked questions, hot topics, and general health of your computing environment Dell Support 3 Dell Support - Dell OptiPlex 740 | User's Guide - Page 17
> or click the magnifying glass. 3 Click the topic that describes your problem. 4 Follow the instructions on the screen. • Remote help with troubleshooting my computer DellConnect™ Service and Support Dell associates can diagnose and repair your computer remotely over a broadband connection. To - Dell OptiPlex 740 | User's Guide - Page 18
What Are You Looking For? • How to reinstall my operating system Find It Here Operating System Media NOTE: The Operating System media may be optional and may not ship with your computer. The operating system is already installed on your computer. To reinstall your operating system, use the - Dell OptiPlex 740 | User's Guide - Page 19
Computer" on page 19 and "Before Working Inside Your Computer" on page 20. • You have read the safety information in your Dell™ Product Information Guide. • A component can be replaced by performing the removal procedure in reverse order. Recommended Tools The procedures in this document may require - Dell OptiPlex 740 | User's Guide - Page 20
of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: Handle components and cards with care. Do Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by - Dell OptiPlex 740 | User's Guide - Page 21
3 Mini Tower Computer About Your Mini Tower Computer Front View 1 2 3 10 4 9 5 8 6 7 Mini Tower Computer 21 - Dell OptiPlex 740 | User's Guide - Page 22
activity light 9 headphone connector 10 microphone connector Insert media (if supported) into this drive. Can contain an optional floppy drive or on page 329 for a description of light codes that can help you troubleshoot problems with your computer. This light flickers when the hard drive is being - Dell OptiPlex 740 | User's Guide - Page 23
Back View 1 2 3 4 5 6 Mini Tower Computer 23 - Dell OptiPlex 740 | User's Guide - Page 24
ring Insert a padlock to lock the computer cover. 3 voltage selection switch Your computer is equipped with a manual voltage-selection switch. To help avoid damaging a computer with a manual voltage selection switch, set the switch for the voltage that most closely matches the AC power available - Dell OptiPlex 740 | User's Guide - Page 25
Back-Panel Connectors 1 2 3 4 5 9 1 parallel connector 2 link integrity light 3 network adapter connector 4 network activity light 5 line-out connector 6 8 7 Connect a parallel device, such as a printer, to the parallel connector. If you have a USB printer, plug it into a USB connector. - Dell OptiPlex 740 | User's Guide - Page 26
connector on the graphics card. NOTE: If you are using a graphics card that supports dual monitors, use the y-cable that came with your computer. 9 serial connector Connect in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To avoid electrical shock, - Dell OptiPlex 740 | User's Guide - Page 27
3 2 1 4 5 1 optical drive 4 chassis intrusion switch (optional) 7 hard drive 2 floppy drive 5 system board 6 7 3 power supply 6 heat sink assembly Mini Tower Computer 27 - Dell OptiPlex 740 | User's Guide - Page 28
System Board Components 1 2 22 21 3 4 20 19 18 17 16 15 14 13 12 11 5 6 7 10 9 8 28 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 29
, DIMM_3, DIMM_4) 5 SATA drive connectors (SATA2, SATA3) 6 SATA drive connectors (SATA0, SATA1) 8 power connector (POWER1) 9 intrusion switch connector (INTRUDER) 11 battery socket (BATTERY) 12 internal USB (USB1) 14 standby power (AUX_PWR_LED) 17 password jumper (PSWD) 15 PCI connector (SLOT2 - Dell OptiPlex 740 | User's Guide - Page 30
30 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 31
64 X2:1-MB L2 dedicated cache AMD Athlon: 1-MB L2 dedicated cache AMD Athlon: 512-KB L2 dedicated cache Memory Type Memory connectors Memory modules supported Minimum memory Maximum memory 533-, 667-, or 800-MHz DDR2 SDRAM 4 256 MB, 512 MB, 1 GB, or 2 GB non-ECC dual-channel: 512 MB single - Dell OptiPlex 740 | User's Guide - Page 32
chip and the AMD Phenom processor, the word enhanced appears in the title on the BIOS splash screen and the system setup program screens. support for Atmel 1-Mb and 2-Mb EEPROM Capable of 10/100/1000 communication nVidia integrated video (DirectX 9.0c Shader Model 3.0 Graphics Processing Unit) or - Dell OptiPlex 740 | User's Guide - Page 33
USB: 480-Mbps high speed, 12-Mbps full speed, 1.2-Mbps low speed full-height cards supported two 124 pins 32 bits one x1 and one x16 10 W (x1) and 75 W (x1) and 16 PCI Express lanes (x16) two 3.5-inch drive bays, including support for up to two 3.5-inch hard drives two 5.25-inch drive bays two bays - Dell OptiPlex 740 | User's Guide - Page 34
Connectors Network adapter RJ45 connector Optional PS/2 with secondary serial two 6-pin mini-DINs port adapter NOTE: This option uses one of the PCI slots. USB two front-panel and five back-panel USB 2.0-compliant connectors Audio two connectors for line-in and line-out; two front-panel - Dell OptiPlex 740 | User's Guide - Page 35
Blinking amber indicates a problem with an installed device; solid amber indicates an internal power problem (see "Power Problems" on page 321). supply: Wattage Heat dissipation Voltage Backup battery 305 W 1040.7 BTU/hr maximum manual selection power supplies-90 to 135 V at 50/60 Hz; 180 to 265 - Dell OptiPlex 740 | User's Guide - Page 36
Physical Height Width Depth Weight Environmental Temperature: Operating Storage Relative humidity Maximum vibration: Operating Storage Maximum shock: Operating Storage Altitude: Operating Storage Airborne contaminant level 41.4 cm (16.3 inches) 18.5 cm (7.3 inches) 43.9 cm (17.3 inches) 12.34 kg ( - Dell OptiPlex 740 | User's Guide - Page 37
I/O Panel Removing the I/O Panel CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. - Dell OptiPlex 740 | User's Guide - Page 38
2 securing screw 5 pull-loop 3 I/O panel Replacing the I/O Panel To replace the I/O panel, follow the removal procedure in the reverse order. NOTE: Use the guides on the I/O panel bracket to help position the I/O panel in place, and use the notch on the I/O panel bracket to help seat the panel - Dell OptiPlex 740 | User's Guide - Page 39
Removing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. - Dell OptiPlex 740 | User's Guide - Page 40
1 2 3 1 security cable slot 2 cover release latch 3 padlock ring 40 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 41
Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis. Your Dell™ computer supports - Dell OptiPlex 740 | User's Guide - Page 42
3 4 6 5 1 card retention latch 4 card-edge connector 2 alignment guide 5 card connector 3 card 6 release tab 3 If you are installing a If the card is full-length, insert the end of the card into the card-guide bracket as you lower the card toward its connector on the system board. Insert the - Dell OptiPlex 740 | User's Guide - Page 43
. Do not connect external audio devices to the line-in connector on the back panel of the computer (see "Back-Panel Connectors" on page 25). 11 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard - Dell OptiPlex 740 | User's Guide - Page 44
inside to pivot the latch open. The latch will remain in the open position. 2 1 3 4 6 5 1 card retention latch 4 card-edge connector 2 alignment guide 5 card connector 3 card 6 release tab 3 If necessary, disconnect any cables connected to the card. 4 Grasp the card by its top corners, and - Dell OptiPlex 740 | User's Guide - Page 45
card or filler bracket fits around the alignment guide. 2 1 3 4 1 fully seated See the documentation that came with the card for instructions. 10 If you removed a sound card: a Enter the audio connectors on the back panel of the computer. 11 If you removed an network-adapter card connector: a - Dell OptiPlex 740 | User's Guide - Page 46
PCI Express Cards Your computer supports one PCI Express x16 card and one PCI Express x1 card. driver for the existing card. See the documentation that came with the card for instructions. Installing a PCI Express x1 Card 1 Follow the procedures in "Before You Begin" on page 19. 46 Mini - Dell OptiPlex 740 | User's Guide - Page 47
2 1 3 4 6 5 1 card retention latch 4 card-edge connector 2 alignment guide 5 card connector 3 card 6 release tab 2 Gently push the release tab on the card retention latch from the inside to pivot the latch open. The latch - Dell OptiPlex 740 | User's Guide - Page 48
1 1 PCI Express x1 card 2 2 2 PCI Express x1 card connector 1 3 4 1 fully seated card 2 4 bracket caught outside of slot not fully seated card 3 bracket within slot 48 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 49
notch in the top of the card or filler bracket fits around the alignment guide. 8 Close the card retention latch and gently press until it clicks into place the computer cover (see "Replacing the Computer Cover" on page 297). 11 If you installed a sound card: a Enter system setup, select Integrated - Dell OptiPlex 740 | User's Guide - Page 50
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 7 Secure the card(s) by closing the card retention latch and snapping it into place. 8 Replace the computer cover (see "Replacing the Computer Cover" on - Dell OptiPlex 740 | User's Guide - Page 51
Installing PCI Express x16 Cards and DVI-Cards 1 Follow the procedures in "Before You Begin" on page 19. 2 If you are replacing a PCI Express x16 card, remove the installed card (see "Removing PCI Express x16 Cards and DVI-Cards" on page 54). NOTE: See the documentation that came with the card for - Dell OptiPlex 740 | User's Guide - Page 52
1 2 1 PCI Express x16 card 3 2 DVI-card connector 3 PCI Express x16 card connector 52 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 53
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 7 Secure the card(s) by closing the card retention latch and snapping it into place. 8 Replace the computer cover (see "Replacing the Computer Cover" on - Dell OptiPlex 740 | User's Guide - Page 54
to the network adapter card's connectors. Do not connect the network cable to the integrated network connector on the back panel of the computer. 11 Install any drivers required for the card as described in the card documentation. Removing PCI Express x16 Cards and DVI-Cards 1 Follow the procedures - Dell OptiPlex 740 | User's Guide - Page 55
notch in the top of the card or filler bracket fits around the alignment guide. 9 Secure any remaining card(s) by closing the card retention latch and snapping Cover" on page 297). 11 Uninstall the card's driver. See the documentation that came with the card for instructions. 12 If you removed a - Dell OptiPlex 740 | User's Guide - Page 56
. PS/2 Serial Port Adapters CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch - Dell OptiPlex 740 | User's Guide - Page 57
2 1 1 card retention latch 2 alignment guide 3 Remove the filler bracket (if applicable). NOTE: See the documentation that came with the PS/2 serial port adapter for information on configuring the adapter, making - Dell OptiPlex 740 | User's Guide - Page 58
adapters and filler brackets are flush with the alignment bar. • The notch in the top of the adapter or filler bracket fits around the alignment guide. 5 Close the card retention latch and gently press until it snaps into place. NOTICE: Do not route cables over any installed cards. Cables routed - Dell OptiPlex 740 | User's Guide - Page 59
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 8 Secure the card(s) by closing the card retention latch and snapping it into place. 9 Replace the computer cover (see "Replacing the Computer Cover" on - Dell OptiPlex 740 | User's Guide - Page 60
60 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 61
Drives Your computer supports: • Two SATA (Serial ATA) hard drives • One optional floppy drive or Media Card Reader • Two optical drives 2 1 3 1 optical drive 2 floppy drive or media card reader 3 - Dell OptiPlex 740 | User's Guide - Page 62
Connecting Drive Cables When you install a drive, you connect two cables-a DC power cable and a data cable-to the back of the drive and to the system board. Drive Interface Connectors Serial ATA Connector 1 2 1 interface cable connector 2 interface connector Interface connectors are keyed for - Dell OptiPlex 740 | User's Guide - Page 63
connector at each end. Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover - Dell OptiPlex 740 | User's Guide - Page 64
1 2 3 1 hard-drive cable 2 hard-drive cable on system board 3 power cable 4 Press in on the blue release tabs on each side of the drive and slide the drive up and out of the computer. 64 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 65
2 1 1 hard drive 2 release tabs (2) Installing a Hard Drive 1 Unpack the replacement hard drive, and prepare it for installation. 2 Follow the procedures in "Before You Begin" on page 19. 3 If your replacement hard drive does not have the plastic hard-drive bracket attached: a Remove the bracket - Dell OptiPlex 740 | User's Guide - Page 66
1 hard drive 1 2 hard-drive bracket 2 1 2 3 4 1 hard drive 4 bracket alignment tabs 2 hard drive mounting holes 3 hard-drive bracket 4 Carefully slide the hard drive into the drive bay until it clicks into place. 66 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 67
). 10 Exit system setup, and reboot the computer. 11 Partition and logically format your drive before you proceed to the next step. See the documentation for your operating system for instructions. 12 Test the hard drive by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). 13 If the - Dell OptiPlex 740 | User's Guide - Page 68
Adding a Second Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. NOTICE: - Dell OptiPlex 740 | User's Guide - Page 69
7 Connect the power and SATA cables to the drives. 8 Locate and connect a SATA cable to the SATA1 connector on the system board (see "System Board Components" on page 28 for mini tower computers). Mini Tower Computer 69 - Dell OptiPlex 740 | User's Guide - Page 70
1 2 3 1 hard-drive data cable 2 hard-drivedata cable on system board 3 hard-drive power cable 9 Replace the computer cover (see "Replacing the Computer Cover" on page 297). Drive-Panel Inserts If you are installing a new floppy drive, media card reader, or optical drive instead of replacing a - Dell OptiPlex 740 | User's Guide - Page 71
2 1 3 1 drive panel 2 release tab 3 drive-panel insert 3 Select the drive-panel insert in front of the drive bay that you want to use. 4 Gently press the release tab of the insert to remove it from the drive panel. Mini Tower Computer 71 - Dell OptiPlex 740 | User's Guide - Page 72
1 2 3 1 optical-drive panel insert 2 floppy-drive/media card reader panel insert 5 Reattach the drive panel to the front of the computer. The drive panel only fits one way. 3 holder for shoulder screws 72 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 73
Floppy Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. Removing the - Dell OptiPlex 740 | User's Guide - Page 74
2 1 1 floppy drive 2 drive release latch Installing the Floppy Drive 1 If you are replacing a floppy drive, remove the shoulder screws from the existing drive and attach the screws to the replacement drive. 2 If you are installing a new floppy drive, remove the drive-panel insert (see "Drive- - Dell OptiPlex 740 | User's Guide - Page 75
3 Align the shoulder screws on the floppy drive with the shoulder screw slots, and gently slide the drive into the bay until it clicks into place. 3 2 1 1 floppy drive 2 shoulder screws (4) 3 shoulder screw slots (2) 4 Attach the power and floppy-drive data cables to the floppy drive. 5 Connect - Dell OptiPlex 740 | User's Guide - Page 76
your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Media Card Reader CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock - Dell OptiPlex 740 | User's Guide - Page 77
2 Remove the drive panel by sliding the drive release latch in the direction indicated on the latch to open the panel. Then remove it from the hinges. 3 Disconnect the media card reader cable from the back of the media card reader. 4 Slide the drive release latch in the direction indicated on the - Dell OptiPlex 740 | User's Guide - Page 78
257). 9 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Optical Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. 78 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 79
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before replacing the cover. Removing an Optical Drive 1 Follow the procedures in "Before You Begin" on page 19. 2 Remove the drive panel by sliding the drive release latch in the direction indicated on - Dell OptiPlex 740 | User's Guide - Page 80
3 If you are installing a new optical drive, remove the drive-panel insert for your new drive (see "DrivePanel Inserts" on page 70), remove the shoulder screws from the inside of the drive-panel insert, and attach the screws to the new drive. 4 Align the shoulder screws on the optical drive with the - Dell OptiPlex 740 | User's Guide - Page 81
297). 10 Update your configuration information in system setup (see "System Setup" on page 257) by setting the appropriate Drive option (0 or 1) under Drives. 11 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Mini Tower Computer 81 - Dell OptiPlex 740 | User's Guide - Page 82
82 Mini Tower Computer - Dell OptiPlex 740 | User's Guide - Page 83
Processor CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's - Dell OptiPlex 740 | User's Guide - Page 84
1 2 1 heat sink assembly 2 captive screw housings (2) NOTICE: Unless a new heat sink is required for the new processor, reuse the original heat sink assembly when you replace the processor. 4 Pull the release lever straight up until the processor is released. Mini Tower Computer 84 - Dell OptiPlex 740 | User's Guide - Page 85
1 2 3 1 processor 2 release lever 3 socket NOTICE: Be careful not to bend any of the pins when you remove the processor. Bending the pins can permanently damage the processor. 5 Remove the processor from the socket. Leave the release lever extended in the release position so that the socket is - Dell OptiPlex 740 | User's Guide - Page 86
NOTICE: When replacing the processor, do not bend any of the pins. 1 Follow the procedures in "Before You Begin" on page 19. NOTICE: Be careful not to bend any of the pins when you unpack the processor. Bending the pins can permanently damage the processor. 2 Unpack the new processor, being careful - Dell OptiPlex 740 | User's Guide - Page 87
5 Set the processor lightly in the socket and ensure that the processor is positioned correctly. 6 While lightly pressing down on the processor, rotate the release lever back toward the system board until it snaps into place, securing the processor. 7 Clean the thermal grease from the bottom of the - Dell OptiPlex 740 | User's Guide - Page 88
1 2 3 1 heat sink assembly 2 heat-sink assembly bracket 3 captive screw housing (2) 10 Replace the computer cover (see "Replacing the Computer Cover" on page 297). Mini Tower Computer 88 - Dell OptiPlex 740 | User's Guide - Page 89
Supply Replacing the Power Supply CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you - Dell OptiPlex 740 | User's Guide - Page 90
1 2 3 4 1 release button 4 AC power connector 2 power supply 3 screws (4) 5 Slide the power supply toward the front of the computer by approximately 1 inch. 6 Lift the power supply up and out of the computer. 7 Slide the replacement power supply into place. 8 Replace the screws that secure - Dell OptiPlex 740 | User's Guide - Page 91
damaged. 9 Reconnect the DC power cables to the system board and drives. 10 Replace the computer cover (see "Replacing the Computer Cover" on page 297). 11 Connect the AC power cable to the AC power connector. DC Power Connectors Mini Tower Computer 91 - Dell OptiPlex 740 | User's Guide - Page 92
P1 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 Pin Signal name Number 1 +3.3 VDC 2 +3.3 VDC 3 GND 4 +5 VDC 5 GND 6 +5 VDC 7 GND 8 PS_PWRGOOD 9 P5AUX 10 V_12P0_DIG 11 V_12P0_DIG 18AWG Wire Orange Orange Black Red Black Red Black Gray Purple White White - Dell OptiPlex 740 | User's Guide - Page 93
Pin Signal name Number 12 +3.3 VDC 13 +3.3VDC/SE* 14 -12 VDC 15 GND 16 PWR_PS_ON 17 GND 18 GND 19 GND 20 NC 21 +5 VDC 22 +5 VDC 23 +5 VDC 24 GND 18AWG Wire Orange Orange Blue Black Green Black Black Black NC Red Red Red Black Mini Tower Computer 93 - Dell OptiPlex 740 | User's Guide - Page 94
DC Power Connector P2 3 4 1 2 Pin Signal Number Name 18-AWG Wire 1 GND Black 2 GND Black 3 +12 VADC Yellow 4 +12 VADC Yellow DC Power Connectors P3, P5, P8, and P9 Pin Signal Number name 18-AWG Wire 1 +3.3 VDC Orange 2 GND Black 3 +5 VDC Red Mini Tower Computer 94 - Dell OptiPlex 740 | User's Guide - Page 95
Pin Signal Number name 4 GND 18-AWG Wire Black 5 +12 White VBDC DC Power Connector P7 Pin Signal Number Name 1 +5 VDC 2 GND 3 GND 4 +12 VADC 22-AWG Wire Red Black Black Yellow Mini Tower Computer 95 - Dell OptiPlex 740 | User's Guide - Page 96
Mini Tower Computer 96 - Dell OptiPlex 740 | User's Guide - Page 97
4 Desktop Computer About Your Desktop Computer Front View 1 2 3 11 10 9 876 5 4 1 USB 2.0 connectors (2) Use the when you press the power button the computer will perform an operating system shutdown. 4 Dell badge This badge can be rotated to match the orientation of your computer. To - Dell OptiPlex 740 | User's Guide - Page 98
connector 9 microphone connector 10 floppy drive 11 optical drive The power light illuminates you troubleshoot problems with your computer. Use the lights to help you troubleshoot a computer problem based floppy disk into this drive. Insert media (if supported) into this drive. Back View 1 2 3 - Dell OptiPlex 740 | User's Guide - Page 99
4 voltage selection switch Your computer is equipped with a manual voltage-selection switch. To help avoid damaging a computer with a manual voltage selection switch, set the switch for the voltage that most closely matches the AC power available in your location. NOTICE: In Japan, the voltage - Dell OptiPlex 740 | User's Guide - Page 100
a cap. Do not remove the cap. Connect your monitor to the connector on the graphics card. NOTE: If you are using a graphics card that supports dual monitors, use the y-cable that came with your computer. 9 serial connector Connect a serial device, such as a handheld device, to the serial port. The - Dell OptiPlex 740 | User's Guide - Page 101
Inside Your Computer CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To avoid electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. NOTICE: Be careful - Dell OptiPlex 740 | User's Guide - Page 102
Board Components 1 21 20 19 18 17 16 15 14 2 3 DIMM 1 DIMM 2 DIMM 3 DIMM 4 4 SATA 2 5 6 SATA 1 SATA 0 7 13 12 11 10 9 8 1 speaker connector (INT_SPKR) 4 power connector (PW_12V_A1) 7 front-panel connector (FRONTPANEL) 10 battery socket (BATTERY) 2 processor socket (CPU) 3 memory module - Dell OptiPlex 740 | User's Guide - Page 103
13 standby (AUX_PWR_LED) 14 PCI connector (SLOT2) 15 PCI Express x1 connector (SLOT4) 16 PCI connector (SLOT3) 17 password jumper (PSWD) 18 floppy drive connector (DSKT) 19 serial connector (PS2/SER2) 20 optional DVI-card connector 21 fan connector (FAN_CPU) (DVI_HDR) Desktop Computer 103 - Dell OptiPlex 740 | User's Guide - Page 104
104 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 105
(Model # DCNE) Specifications Microprocessor Microprocessor type Internal cache Memory Type Memory connectors Memory modules supported Minimum memory Maximum memory Computer Information Chipset RAID support Data bus width AMD Phenom™ processors NOTE: The AMD Phenom processor requires the 8-Mb - Dell OptiPlex 740 | User's Guide - Page 106
enhanced appears in the title on the BIOS splash screen and the system setup program screens. integrated network interface with ASF 1.03 and 2.0 support as defined by DMTF Capable of 10/100/1000 communication nVidia integrated video (DirectX 9.0c Shader Model 3.0 Graphics Processing Unit) or PCI - Dell OptiPlex 740 | User's Guide - Page 107
(maximum) PCI Express connectors card size power connector size connector data width (maximum) Optional: full-height PCI Express riser-card cage low-profile cards supported two low profile 124 pins 32 bits one x16 low profile 25 W maximum 164 pins (x16) 16 PCI Express lanes (x16) low-profile and - Dell OptiPlex 740 | User's Guide - Page 108
Connectors USB Audio System board connectors: SATA Floppy drive Serial Fan PCI 2.3 PCIe-X16 Internal USB Intrusion switch Speaker Memory modules Power 12V Power Battery Front panel two front-panel and five back-panel USB 2.0-compliant connectors two connectors for line-in and line-out; two front- - Dell OptiPlex 740 | User's Guide - Page 109
problem with an installed device; solid amber indicates an internal power problem (see "Power Problems battery 280 W 955.39 BTU/hr maximum manual selection power supplies - 90 to 135 V Hz 3-V CR2032 lithium coin cell Physical Height Width Depth Weight 11.4 cm (4.5 inches) 39.9 cm (15.7 inches) 35 - Dell OptiPlex 740 | User's Guide - Page 110
Environmental Operating Storage Maximum shock: Operating Storage Altitude: Operating Storage Airborne contaminant level 0.25 G at 3 to 200 Hz at 0.5 octave/min 0.5 G at 3 to 200 Hz at 1 octave/min bottom half-sine pulse with a change in velocity of 50.8 cm/sec (20 inches/sec) 27-G faired square - Dell OptiPlex 740 | User's Guide - Page 111
I/O Panel Removing the I/O Panel CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover. - Dell OptiPlex 740 | User's Guide - Page 112
pull loop 2 I/O panel 3 I/O cable connector Replacing the I/O Panel 1 To replace the I/O panel, follow the removal procedures in the reverse order. NOTE: Use the guides on the I/O panel bracket to help position the I/O panel in place and use the notch on the I/O panel bracket to help seat the - Dell OptiPlex 740 | User's Guide - Page 113
Drives Your computer supports: • One SATA hard drive • One optional floppy drive or media card reader or one second SATA hard drive • One optional optical (CD or DVD) drive 1 2 3 1 - Dell OptiPlex 740 | User's Guide - Page 114
Drive Interface Connectors Serial ATA Connector 1 2 1 interface cable connector 2 interface connector Interface connectors are keyed for correct insertion. Power Cable Connectors Serial ATA Power Connector 1 1 power cable 2 2 power input connector Desktop Computer 114 - Dell OptiPlex 740 | User's Guide - Page 115
at each end. Optical Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover - Dell OptiPlex 740 | User's Guide - Page 116
the optical drive at this time, install the optical drive insert by lowering it into the drive bay until it clicks into place. Contact Dell if you need a drive bay insert. Installing an Optical Drive 1 Unpack the drive and prepare it for installation. Check the documentation that accompanied the - Dell OptiPlex 740 | User's Guide - Page 117
the sides of the new drive and tighten them. 5 Connect the power and data cables to the drive. 6 Align the shoulder screws with the screw guides, and slide the drive into the bay until it clicks into place. Desktop Computer 117 - Dell OptiPlex 740 | User's Guide - Page 118
that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Floppy Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always - Dell OptiPlex 740 | User's Guide - Page 119
Removing a Floppy Drive 1 Follow the procedures in "Before You Begin" on page 19. NOTE: Since the following steps do not require the complete removal of the optical drive, it is not necessary to disconnect the cables connecting the optical drive. 2 Remove the optical drive (see "Removing an Optical - Dell OptiPlex 740 | User's Guide - Page 120
the DSKT connector on the system board (see "System Board Components" on page 28 for the connector locations). 6 Align the shoulder screws with the screw guides, and slide the drive into the bay until it clicks into place. Desktop Computer 120 - Dell OptiPlex 740 | User's Guide - Page 121
page 257). 11 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Media Card Reader CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 122
CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. Removing the Media Card Reader 1 Follow the procedures in "Before You Begin" on page 19. NOTE: Since the following steps do not require the complete removal of the - Dell OptiPlex 740 | User's Guide - Page 123
the USB1 connector on the system board (see "System Board Components" on page 102 for the connector location). 6 Align the shoulder screws with the screw guides numbered as 2, and slide the media card reader forward into the bay until it clicks into place. Desktop Computer 123 - Dell OptiPlex 740 | User's Guide - Page 124
297). 10 Enter system setup and set the Diskette Drive option to enable your new media card reader (see "Entering System Setup" on page 257). 11 Verify that your computer works correctly by running theDell Diagnostics (see "Dell Diagnostics" on page 327). Desktop Computer 124 - Dell OptiPlex 740 | User's Guide - Page 125
Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. NOTICE: To avoid damage - Dell OptiPlex 740 | User's Guide - Page 126
1 2 1 securing clips (2) 2 hard drive NOTICE: Do not pull the drive out of the computer by the drive cables. Doing so may cause damage to cables and the cable connectors. 6 Lift the drive out of the computer and disconnect the power and hard-drive cables from the drive. Installing a Hard Drive 1 - Dell OptiPlex 740 | User's Guide - Page 127
1 2 3 1 hard drive 2 release tabs (2) 3 plastic hard-drive bracket 3 Attach the bracket to the new drive by aligning the two securing tabs with the mounting holes in the hard drive and then rotating the drive down, snapping it onto the bracket 1 2 3 4 1 securing tabs (2) 4 plastic hard- - Dell OptiPlex 740 | User's Guide - Page 128
"Replacing the Computer Cover" on page 297). 10 If the drive you just installed is the primary drive, insert a bootable medium into your boot drive. 11 Turn on the computer. 12 Enter system setup and update the appropriate Primary Drive option (0 or 2) (see "Entering System Setup" on page 257). 13 - Dell OptiPlex 740 | User's Guide - Page 129
by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). 16 Install your operating system on the hard drive. For instructions, see the of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always - Dell OptiPlex 740 | User's Guide - Page 130
7 Ensure that the data cable from the second hard drive remains connected to the SATA1 connector on the system board. NOTICE: Always connect the data cable to the SATA1 connector when installing (replacing) a second hard drive. Desktop Computer 130 - Dell OptiPlex 740 | User's Guide - Page 131
"Replacing the Computer Cover" on page 317). 10 Turn on the computer. 11 If you have installed a replacement second hard drive, complete step 12 through step instructions, see the documentation that came with your operating system. 15 Test the hard drive by running the Dell Diagnostics (see "Dell - Dell OptiPlex 740 | User's Guide - Page 132
132 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 133
Desktop Computer 133 - Dell OptiPlex 740 | User's Guide - Page 134
134 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 135
Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis. Your Dell™ computer supports - Dell OptiPlex 740 | User's Guide - Page 136
NOTE: See the documentation that came with the card for information on configuring the card, making internal connections, or customizing it for your computer. 1 2 3 4 5 1 release tab 4 card-edge connector 2 card retention latch 5 card connector 3 card CAUTION: Some network adapters automatically - Dell OptiPlex 740 | User's Guide - Page 137
2 1 3 4 1 fully seated card 2 4 bracket caught outside of slot not fully seated card 3 bracket within slot 7 Secure the card(s) by closing the card retention latch and snapping it into place. NOTICE: Do not route card cables over the cards. Cables routed over the cards can prevent the - Dell OptiPlex 740 | User's Guide - Page 138
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 11 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard Devices - Dell OptiPlex 740 | User's Guide - Page 139
the card or filler bracket fits around the alignment guide. NOTICE: Do not route card cables over See the documentation that came with the card for instructions. 10 If you removed a sound card: a wall jack and then plug it into the computer. 11 If you removed an network-adapter card connector: a - Dell OptiPlex 740 | User's Guide - Page 140
a Check any cables connected to cards through the back-panel openings. Disconnect any cables that will not reach the riser-card cage once they are removed from the computer. b Rotate the riser-card cage handle up and gently pull on the handle and lift the riser-card cage up and away from the - Dell OptiPlex 740 | User's Guide - Page 141
release tab 4 card-edge connector 2 card retention latch 5 card connector 3 card 10 Insert the card firmly into the card connector on the riser-card cage. 11 Secure the card(s) by closing the card retention latch and snapping it into place. 12 Replace the riser-card cage: a Align the tabs in the - Dell OptiPlex 740 | User's Guide - Page 142
1 2 3 4 1 riser-card cage 2 slots 4 system board connectors (2) 3 riser cards (2) 13 Reconnect any cables that you removed in step 3. NOTICE: Do not route card cables over the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage to the - Dell OptiPlex 740 | User's Guide - Page 143
17 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to Off (see "System Setup" on page 257). b Connect the network cable to the network adapter card's - Dell OptiPlex 740 | User's Guide - Page 144
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. NOTICE: Do not route card cables over the cards. Cables routed over the cards can prevent the computer cover from closing properly or cause damage - Dell OptiPlex 740 | User's Guide - Page 145
1 2 3 4 1 riser-card cage 2 slots 4 system board connectors (2) 3 riser cards (2) 10 Replace the computer cover (see "Replacing the Computer Cover" on page 297). 11 Uninstall the card's driver. See the documentation that came with the card for instructions. Desktop Computer 145 - Dell OptiPlex 740 | User's Guide - Page 146
page 257). b Connect the network cable to the integrated network connector on the back panel of the computer. PCI Express and DVI Cards Your computer supports one low-profile PCI Express x16 card. If your computer contains a riser-card cage, you can not install a PCI Express DVI card because the - Dell OptiPlex 740 | User's Guide - Page 147
1 2 3 4 5 1 release tab 4 card-edge connector 2 card retention latch 5 card connector 3 card CAUTION: Some network adapters automatically start the computer when they are connected to a network. To guard against electrical shock, be sure to unplug your computer from its electrical outlet before - Dell OptiPlex 740 | User's Guide - Page 148
1 2 1 PCI Express x16 or DVI card 2 PCI Express x16 card connector 2 1 3 Desktop Computer 148 - Dell OptiPlex 740 | User's Guide - Page 149
1 PCI Express x16 card 2 DVI card connector 3 PCI Express x16 card connector Desktop Computer 149 - Dell OptiPlex 740 | User's Guide - Page 150
in the top of the card or filler bracket fits around the alignment guide. 9 Secure the card(s) by closing the card retention latch and snapping it documentation for the card for information about the card's cable connections. 11 If you installed a sound card: a Enter system setup, select Integrated - Dell OptiPlex 740 | User's Guide - Page 151
b Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the line-in connector on the back panel of the computer (see "Back-Panel Connectors" on page 99). NOTICE: To connect a network cable, first plug the cable into the network wall jack and then - Dell OptiPlex 740 | User's Guide - Page 152
2 3 1 4 5 1 PCI Express x16 card 4 securing tab 2 lever 5 PCI Express x16 card connector 3 securing slot (not all cards) 6 While pressing the lever, pull the removal pull tab up and remove the card out of the card connector. Desktop Computer 152 - Dell OptiPlex 740 | User's Guide - Page 153
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 9 Secure any remaining card(s) by closing the card retention latch and snapping it into place. NOTICE: Do not route card cables over the cards. Cables - Dell OptiPlex 740 | User's Guide - Page 154
11 Uninstall the card's driver. See the documentation that came with the card for instructions. 12 If you removed a sound card: a Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see "System - Dell OptiPlex 740 | User's Guide - Page 155
1 2 1 riser-card cage 2 handle 4 If you are installing a new card, remove the filler bracket to create an empty card-slot opening. If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card. Grasp the card by - Dell OptiPlex 740 | User's Guide - Page 156
1 2 3 4 5 1 release tab 4 card-edge connector 2 card retention latch 5 card connector 3 card 7 Insert the card firmly into the card connector on the riser-card cage. Desktop Computer 156 - Dell OptiPlex 740 | User's Guide - Page 157
1 2 1 PCI Express x16 card 2 PCI Express x16 card connector 8 Secure the card(s) by closing the card retention latch and snapping it into place. 9 Replace the riser-card cage: a Align the tabs in the side of the riser-card cage with the slots on the side of the computer, and slide the riser-card - Dell OptiPlex 740 | User's Guide - Page 158
the cards can prevent the computer cover from closing properly or cause damage to the equipment. 10 Reconnect any cables that you removed in step 3. 11 Connect any cables that should be attached to the card. 12 Replace the computer cover (see "Replacing the Computer Cover" on page 297). 13 If - Dell OptiPlex 740 | User's Guide - Page 159
14 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to Off (see "System Setup" on page 257). b Connect the network cable to the network adapter card's - Dell OptiPlex 740 | User's Guide - Page 160
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 9 Secure any remaining card(s) by closing the card retention latch and snapping it into place. Desktop Computer 160 - Dell OptiPlex 740 | User's Guide - Page 161
-card cage 2 slots 4 system board connectors (2) 3 riser cards (2) 11 Replace the computer cover (see "Replacing the Computer Cover" on page 297). 12 Uninstall the card's driver. See the documentation that came with the card for instructions. 13 If you removed a sound card: a Enter system setup - Dell OptiPlex 740 | User's Guide - Page 162
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 14 If you removed a network-adapter card connector: a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to On (see "System Setup" on - Dell OptiPlex 740 | User's Guide - Page 163
PS/2 Serial Port Adapters CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your - Dell OptiPlex 740 | User's Guide - Page 164
1 2 3 4 5 1 release tab 2 4 serial port adapter connector 5 adapter retention latch 3 serial port adapter system board connector (PS2/SER2) serial-port adapter bracket 7 Connect the adapter cable to the PS/2 serial port adapter connector (PS2/SER2) on the system board (see "System Board - Dell OptiPlex 740 | User's Guide - Page 165
and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 7 Secure any remaining card(s) by closing the card retention latch and snapping it into place. 8 Replace the computer cover (see "Replacing the Computer Cover - Dell OptiPlex 740 | User's Guide - Page 166
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 11 Secure the card(s) by closing the card retention latch and snapping it into place. NOTICE: Do not route card cables over the cards. Cables routed - Dell OptiPlex 740 | User's Guide - Page 167
cards and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 8 Secure the card(s) by closing the card retention latch and snapping it into place. 9 Replace the riser-card cage: Desktop Computer 167 - Dell OptiPlex 740 | User's Guide - Page 168
system board. c Rotate the riser-card cage handle to the down position. 10 Replace the computer cover (see "Replacing the Computer Cover" on page 297). 11 Uninstall the adapter's driver. See the documentation that came with the adapter for instructions. 168 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 169
Supply Replacing the Power Supply CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you - Dell OptiPlex 740 | User's Guide - Page 170
supply to the back of the computer chassis. 10 Reconnect the DC power cables (see "System Board Components" on page 102 for connector locations). 11 Replace the optical drive (see "Installing an Optical Drive" on page 116). 12 Replace the computer cover (see "Replacing the Computer Cover" on page - Dell OptiPlex 740 | User's Guide - Page 171
DC Power Connectors DC Power Connector P1 Pin Number 1 2 3 Signal name +3.3 VDC +3.3 VDC GND 18-AWG Wire Orange Orange Black Desktop Computer 171 - Dell OptiPlex 740 | User's Guide - Page 172
Pin Number 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 Signal name 18-AWG Wire VCC (+5 V) Red GND Black VCC (+5 V) Red GND Black PS_PWRGOOD - Dell OptiPlex 740 | User's Guide - Page 173
Pin Number Signal name 18-AWG Wire 23 VCC (+5V) Red 24 GND Black *Use 22-AWG wire instead of 18-AWG wire. DC Power Connector P2 Pin Numb er Signal Name 18AWG Wire 1 COM 2 COM Black Black 3 +12 VDC Yello w 4 +12 VDC Yello w DC Power Connector P3 Desktop Computer 173 - Dell OptiPlex 740 | User's Guide - Page 174
Pin Numb er Signal name 18AWG Wire 1 +12VDC Yellow 2 COM Black 3 COM Black 4 +5 VDC Red DC Power Connector P4 Pin Numb er Signal Name 22AWG Wire 1 +5 VCD Red 2 COM Black 3 COM Black 4 +12 VDC Yello w DC Power Connector P5 and P6 174 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 175
Pin Numb er Signal name 18AWG Wire 1 +3.3 VDC Orang e 2 COM Black 3 +5 VDC Red 4 COM Black 5 +12 VDC Yellow Desktop Computer 175 - Dell OptiPlex 740 | User's Guide - Page 176
176 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 177
Removing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. 1 - Dell OptiPlex 740 | User's Guide - Page 178
1 2 3 1 security cable slot 2 cover release latch 3 padlock ring 4 Grip the sides of the computer cover and pivot the cover up using the hinge tabs as leverage points. 5 Remove the cover from the hinge tabs and set it aside on a soft nonabrasive surface. 178 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 179
Processor CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's - Dell OptiPlex 740 | User's Guide - Page 180
1 2 1 heat sink assembly 2 captive screw housing (2) NOTICE: Unless a new heat sink is required for the new processor, reuse the original heat sink assembly when you replace the processor. 4 Pull the release lever straight up until the processor is released. Desktop Computer 180 - Dell OptiPlex 740 | User's Guide - Page 181
1 2 3 1 processor 2 release lever 3 socket NOTICE: Be careful not to bend any of the pins when you remove the processor from the socket. Bending the pins can permanently damage the processor. 5 Remove the processor from the socket. Leave the release lever extended in the release position so - Dell OptiPlex 740 | User's Guide - Page 182
Installing the Processor NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer. NOTICE: Be careful not to bend any of the pins when you replace the processor. Bending the pins can permanently damage the processor. 1 Follow the procedures in "Before You Begin" on - Dell OptiPlex 740 | User's Guide - Page 183
NOTICE: To avoid damage, ensure that the processor aligns properly with the socket, and do not use excessive force when you install the processor. 5 Set the processor lightly in the socket and ensure that the processor is positioned correctly. 6 While lightly pressing down on the processor, rotate - Dell OptiPlex 740 | User's Guide - Page 184
184 Desktop Computer - Dell OptiPlex 740 | User's Guide - Page 185
Small Form Factor Computer Front View 1 2 3 5 4 5 6 11 10 98 7 1 USB 2.0 connectors (2) Use the front USB connectors for you press the power button the computer will perform an operating system shutdown. 3 Dell badge This badge can be rotated to match the orientation of your computer. To - Dell OptiPlex 740 | User's Guide - Page 186
light 7 power light 8 headphone connector 9 microphone connector 10 3.5-inch drive bay 11 optical drive This light flickers when the hard drive is being accessed. Use the lights to help you troubleshoot a computer problem based on the diagnostic code. For more information, see "Diagnostic Lights - Dell OptiPlex 740 | User's Guide - Page 187
3 power connector Insert the power cable. 4 voltage selection switch Your computer is equipped with a manual voltage-selection switch. To help avoid damaging a computer with a manual voltage selection switch, set the switch for the voltage that most closely matches the AC power available in your - Dell OptiPlex 740 | User's Guide - Page 188
connector on the graphics card. NOTE: If you are using a graphics card that supports dual monitors, use the y-cable that came with your computer. 9 serial connector procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To avoid electrical shock, always - Dell OptiPlex 740 | User's Guide - Page 189
3 2 1 4 5 6 7 8 1 drive-release latch 4 chassis intrusion switch (optional) 7 system board 2 optical drive 5 hard drive 8 heat sink assembly 3 power supply 6 card slots (2) Small Form Factor Computer 189 - Dell OptiPlex 740 | User's Guide - Page 190
System Board Components 1 20 19 18 17 16 15 14 2 3 4 5 6 7 13 12 11 10 9 8 190 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 191
1 fan connector (FAN_CPU) 2 4 memory module connectors 5 (DIMM_1, DIMM_2, DIMM_3, DIMM_4) 7 front-panel connector 8 (FRONTPANEL) 10 CMOS reset jumper 11 (RTCRST) 13 standby (AUX_PWR_LED) 14 16 password jumper (PSWD) 17 19 Optional DVI-card connector 20 (DVI_HDR) processor socket (CPU) 3 - Dell OptiPlex 740 | User's Guide - Page 192
192 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 193
Small Form Factor Computer (Model # DCCY) Specifications Microprocessor Microprocessor type Internal cache Memory Type Memory connectors Memory modules supported Minimum memory Maximum memory Computer Information Chipset Data bus width Address bus width DMA channels AMD Phenom™ processors NOTE: - Dell OptiPlex 740 | User's Guide - Page 194
card, or DVI graphics card. Sigma Tel 9200 CODEC (2.1 Channel Audio) 24-bit analog-to-digital; 24-bit digital-to-analog one SATA controller supporting two devices PCI 2.3 PCI Express 1.0A SATA 1.0A and 2.0 USB 2.0 PCI: 133 MB/s PCI Express x16: 40 GB/s bidirectional speed SATA: 1.5 Gbps and 3.0 Gbps - Dell OptiPlex 740 | User's Guide - Page 195
Expansion Bus connector data width (maximum) PCI Express connectors card size power connector size connector data width (maximum) 32 bits one x16 low profile 25 W maximum 164 pins (x16) 16 PCI Express lanes (x16) Drives Externally accessible Internally accessible one 3.5-inch drive one bay for - Dell OptiPlex 740 | User's Guide - Page 196
green indicates a sleep mode; solid green indicates a power-on state. amber light - Blinking amber indicates a problem with an installed device; solid amber indicates an internal power problem (see "Power Problems" on page 321). Hard-drive access light front panel - green Link light front panel - Dell OptiPlex 740 | User's Guide - Page 197
Storage Relative humidity Maximum vibration: Operating Storage Maximum shock: Operating Storage Altitude: Operating Storage Airborne contaminant level 275 W 938.85 BTU/hr maximum manual selection power supplies - 90 to 135 V at 50/60 Hz; 180 to 265 V at 50/60 Hz 3-V CR2032 lithium coin cell 9.26 cm - Dell OptiPlex 740 | User's Guide - Page 198
198 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 199
I/O Panel Removing the I/O Panel CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer - Dell OptiPlex 740 | User's Guide - Page 200
1 2 3 1 fan control ribbon cable 2 fan release tab 3 fan cable 5 Disconnect all cables that are connected to the I/O panel that you can access without removing the I/O panel. Note the routing of the cables as you lay them aside, so that you can replace them correctly. 200 Small Form Factor - Dell OptiPlex 740 | User's Guide - Page 201
9 Remove the I/O panel from the computer. Replacing the I/O Panel 1 To replace the I/O panel, follow the removal procedures in the reverse order. NOTE: Use the guides on the I/O panel bracket to help position the I/O panel in place and use the notch on the I/O panel bracket to help seat the card - Dell OptiPlex 740 | User's Guide - Page 202
202 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 203
Removing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. 1 - Dell OptiPlex 740 | User's Guide - Page 204
1 2 3 1 security cable slot 2 cover release latch 3 computer cover 204 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 205
Drives Your computer supports: • One SATA hard drive • One floppy drive or Media Card Reader • One SATA optical drive 2 3 1 1 FlexBay for floppy drive or Media Card Reader 2 optical drive 3 - Dell OptiPlex 740 | User's Guide - Page 206
Drive Interface Connectors Serial ATA Connector 1 2 1 interface cable connector 2 interface connector Interface connectors are keyed for correct insertion. NOTICE: Inserting a cable incorrectly prevents the drive from operating and could damage the controller, the drive, or both. Power Cable - Dell OptiPlex 740 | User's Guide - Page 207
Small Form Factor Computer 207 - Dell OptiPlex 740 | User's Guide - Page 208
Hard Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. NOTICE: To avoid damage - Dell OptiPlex 740 | User's Guide - Page 209
1 2 1 securing tabs (2) 2 hard drive Small Form Factor Computer 209 - Dell OptiPlex 740 | User's Guide - Page 210
7 Disconnect the power and data cable from the drive. 1 2 3 1 power cable 2 SATA data cable 3 fan cable 8 Disconnect the hard drive fan from the system board. Installing a Hard Drive 1 Check the documentation for the drive to verify that it is configured for your computer. NOTICE: To avoid - Dell OptiPlex 740 | User's Guide - Page 211
1 2 3 1 release tabs (2) 2 drive 3 hard drive bracket 4 Connect the hard drive fan to the system board (see "System Board Components" on page 190). Small Form Factor Computer 211 - Dell OptiPlex 740 | User's Guide - Page 212
5 Connect the power and data cables to the drive. 1 2 3 1 power cable 2 SATA data cable 3 fan cable 212 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 213
drive, insert bootable media into your boot drive. 10 Turn on the computer. 11 Enter system setup (see "Entering System Setup" on page 257) and update the running the Dell Diagnostics (see "Dell Diagnostics" on page 327). 15 Install your operating system on the hard drive. For instructions, see - Dell OptiPlex 740 | User's Guide - Page 214
2 Remove the hard drive (see "Removing a Hard Drive" on page 208). 3 Turn the hard drive upside down, so that the hard-drive fan is visible in the bottom of the drive bracket. 4 To remove the hard-drive fan: a Lift the release tab on the back panel of the fan. b Rotate the fan in the opposite - Dell OptiPlex 740 | User's Guide - Page 215
Optical Drive CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover. Removing an Optical - Dell OptiPlex 740 | User's Guide - Page 216
1 2 1 2 3 3 1 optical drive 2 data cable 3 power cable Installing an Optical Drive 1 Unpack the drive and prepare it for installation. 2 Check the documentation that accompanied the drive to verify that the drive is configured for your computer. 3 Connect the power and data cable to the - Dell OptiPlex 740 | User's Guide - Page 217
computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 327). Floppy Drive and Media Card Reader CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical - Dell OptiPlex 740 | User's Guide - Page 218
NOTICE: Do not pull the drive out of the computer by the drive cables. Doing so may cause damage to cables and the cable connectors. 4 If you are removing a floppy drive, pull up the cable release tab to unlock it. 5 Gently lift the data cable from the floppy data cable edge connector. 1 2 1 cable - Dell OptiPlex 740 | User's Guide - Page 219
6 If you are removing a Media Card Reader, disconnect the data cable. 7 If you are removing the Media Card Reader, remove the hard drive (see "Removing a Hard Drive" on page 208). 8 Disconnect the data cable from the system board. 1 1 Media Card Reader data cable 9 Pull up on the drive release - Dell OptiPlex 740 | User's Guide - Page 220
Installing a Floppy Drive or Media Card Reader 1 2 3 1 floppy drive or Media Card 2 screws (3) Reader 3 bracket rails (3) 1 If you are: • Installing a new floppy drive or Media Card Reader, remove the drive panel insert • Replacing a drive, remove the floppy drive or Media Card Reader (see " - Dell OptiPlex 740 | User's Guide - Page 221
4 If you are installing: • A floppy drive: insert the data cable into the connector on the system board. 1 2 1 cable release tab 2 floppy drive data cable edge connector • A Media Card Reader: remove the hard drive (see "Removing a Hard Drive" on page 208) and connect the cable to the system - Dell OptiPlex 740 | User's Guide - Page 222
the Diskette Drive option to enable your new floppy drive (see "System Setup" on page 257). See the documentation that came with the drive for instructions on installing any software required for drive operation. 9 Verify that your computer works correctly by running the - Dell OptiPlex 740 | User's Guide - Page 223
Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components. You can do so by touching an unpainted metal surface on the computer chassis. Your Dell™ computer supports - Dell OptiPlex 740 | User's Guide - Page 224
1 2 3 4 5 1 release tab 4 card-edge connector 2 card retention latch 5 card connector 3 card 3 If you are installing a new card, remove the filler bracket to create a card-slot opening. Then continue with step 5. 4 If you are replacing a card that is already installed in the computer, remove the - Dell OptiPlex 740 | User's Guide - Page 225
are flush with the alignment guide • The notch in the top of the card or filler bracket fits around the alignment guide 8 Secure the card(s) by documentation for the card for information about the card's cable connections. 11 If you installed a sound card: a Enter system setup, select Integrated - Dell OptiPlex 740 | User's Guide - Page 226
NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer. 12 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard Devices group, and - Dell OptiPlex 740 | User's Guide - Page 227
filler bracket fits around the alignment guide. NOTICE: Do not route card documentation that came with the card for instructions. 10 If you removed a sound about the card's cable connections. 11 If you removed a network- PCI Express and DVI Cards Your computer supports one low-profile PCI Express x16 - Dell OptiPlex 740 | User's Guide - Page 228
4 If you are replacing a PCI Express x16 card or DVI card, remove the card (see "Removing a PCI Express x16 Card or DVI Card" on page 231). If necessary, disconnect any cables connected to the card. Then continue with step 6. 5 Prepare the card for installation. CAUTION: Some network adapters - Dell OptiPlex 740 | User's Guide - Page 229
2 1 3 1 PCI Express x16 DVI-card 2 DVI card connector 3 PCI Express x16 card connector Small Form Factor Computer 229 - Dell OptiPlex 740 | User's Guide - Page 230
in the top of the card or filler bracket fits around the alignment guide. 9 Secure the card(s) by closing the card retention latch and snapping it documentation for the card for information about the card's cable connections. 11 If you installed a sound card: a Enter system setup, select Integrated - Dell OptiPlex 740 | User's Guide - Page 231
12 If you installed a network adapter card and want to turn off the integrated network adapter: a Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to Off (see "System Setup" on page 257). b Connect the network cable to the network adapter card's - Dell OptiPlex 740 | User's Guide - Page 232
notch in the top of the card or filler bracket fits around the alignment guide. 9 Secure any remaining card(s) by closing the card retention latch and snapping Cover" on page 297). 11 Uninstall the card's driver. See the documentation that came with the card for instructions. 12 If you removed a - Dell OptiPlex 740 | User's Guide - Page 233
computer. PS/2 Serial Port Adapters CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any - Dell OptiPlex 740 | User's Guide - Page 234
1 2 3 4 5 1 release tab 2 4 serial port adapter connector 5 adapter retention latch 3 serial port adapter system board connector (PS2/SER2) serial port adapter bracket 7 Connect the adapter cable to the PS/2 serial port adapter connector (PS2/SER2) on the system board (see "System Board - Dell OptiPlex 740 | User's Guide - Page 235
and filler brackets are flush with the alignment bar. • The notch in the top of the card or filler bracket fits around the alignment guide. 7 Secure any remaining card(s) by closing the card retention latch and snapping it into place. 8 Replace the computer cover (see "Replacing the Computer Cover - Dell OptiPlex 740 | User's Guide - Page 236
236 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 237
Supply Replacing the Power Supply CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you - Dell OptiPlex 740 | User's Guide - Page 238
the computer chassis. 10 Reconnect the DC power cables to the system board and drives (see "System Board Components" on page 190 for connector locations). 11 Replace the floppy drive or Media Card Reader (see "Installing a Floppy Drive or Media Card Reader" on page 220). 12 Replace the optical drive - Dell OptiPlex 740 | User's Guide - Page 239
outlets, and turn them on. DC Power Connectors DC Power Connector P1 13 14 15 16 17 18 19 20 21 22 23 24 1 2 3 4 5 6 7 8 9 10 11 12 Pin Number Signal name 1 +3.3 VDC 2 +3.3 VDC 3 GND 4 VCC (+5 V) 18AWG Wire Orange Orange Black Red Small Form Factor Computer 239 - Dell OptiPlex 740 | User's Guide - Page 240
Pin Number Signal name 18AWG Wire 5 GND Black 6 VCC (+5 V) Red 7 GND Black 8 PS_PWRGOOD* Gray 9 P5AUX Purple 10 V_12P0_DIG Yellow 11 V_12P0_DIG Yellow 12 +3.3 V Orange 13 +3.3V (optional) Orange 14 -12 V* Blue 15 GND Black 16 PWR_PS_ON Green 17 GND Black 18 - Dell OptiPlex 740 | User's Guide - Page 241
Pin Number Signal name 18AWG Wire 22 VCC (+5V) Red 23 VCC (+5V) Red 24 GND Black *Use 22-AWG wire instead of 18-AWG wire. DC Power Connector P2 3 4 Pin Signal 18-AWG 1 2 Number Name Wire 1 GND Black 2 GND Black 3 +12 VDC Yellow 4 +12 VDC Yellow DC Power Connectors P3 - Dell OptiPlex 740 | User's Guide - Page 242
Pin Signal Number Name 24-AWG Wire 5 GND Black 6 GND Black DC Power Connector P5 Pin Signal Number Name 24-AWG Wire 1 GND Black 2 +5 VDC Red 3 NA NA 4 +3.3 VDC Orange 242 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 243
Processor CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's - Dell OptiPlex 740 | User's Guide - Page 244
1 2 1 heat sink assembly 2 captive screws in housing (2) NOTICE: Unless a new heat sink is required for the new processor, reuse the original heat sink assembly when you replace the processor. 6 Pull the release lever straight up until the processor is released. 244 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 245
1 2 3 1 processor 2 release lever 3 socket NOTICE: Be careful not to bend any of the pins when you remove the processor from the socket. Bending the pins can permanently damage the processor. 7 Remove the processor from the socket. Leave the release lever extended in the release position so - Dell OptiPlex 740 | User's Guide - Page 246
NOTICE: Be careful not to bend any of the pins when you unpack the processor. Bending the pins can permanently damage the processor. 2 Unpack the new processor, being careful not to bend any of the processor pins. NOTE: You must position the processor correctly in the socket to avoid permanent - Dell OptiPlex 740 | User's Guide - Page 247
heat-sink assembly bracket 3 captive screw in housing (2) 10 Route the floppy drive cable through the cable routing clips on the heat sink assembly. 11 Replace the hard drive (see "Installing a Hard Drive" on page 210). 12 Replace the computer cover (see "Replacing the Computer Cover" on page 297 - Dell OptiPlex 740 | User's Guide - Page 248
248 Small Form Factor Computer - Dell OptiPlex 740 | User's Guide - Page 249
through system setup, Dell OpenManage™ IT Assistant, or Dell custom factory integration. LegacySelect operating-system-absent alerting technologies. Your computer supports the following ASF version 1.03 and 2.0 alerts ) problem has been resolved. Critical Fan Failure Cleared Advanced Features 249 - Dell OptiPlex 740 | User's Guide - Page 250
problem has been resolved. Battery Low The system battery has reached a voltage of 2.2 V or lower. For more information about Dell's ASF implementation, see the ASF User's Guide and the ASF Administrator's Guide, which are available on the Dell Support website at support.dell.com. Dell - Dell OptiPlex 740 | User's Guide - Page 251
computer. Antitheft devices usually include a segment of metal-stranded cable with an attached locking device and key. The documentation that comes with the device contains instructions for installing it. Advanced Features 251 - Dell OptiPlex 740 | User's Guide - Page 252
Password Protection NOTICE: Although passwords provide security for the data on your computer, they are not foolproof. If your data requires more security, it is your responsibility to obtain and use additional forms of protection, such as data encryption programs. System Password NOTICE: If you - Dell OptiPlex 740 | User's Guide - Page 253
The password setting changes to Set. 6 Exit system setup. Password protection takes effect when you restart the computer. Typing Your System Password When you start or restart your computer, the following prompt appears on the screen. If Password Status is set to Locked: Type the password and press - Dell OptiPlex 740 | User's Guide - Page 254
Administrator Password Option Settings You cannot change or enter a new administrator password if either of the following two options is displayed: • Set - An administrator password is assigned. • Disabled - The administrator password is disabled by a jumper setting on the system board. You can only - Dell OptiPlex 740 | User's Guide - Page 255
not equipped with TPM. NOTE: The TPM feature supports encryption only if the operating system supports TPM. For more information, see the TPM software . In the event of these backups being incomplete, lost, or damaged, Dell will be unable to assist in the recovery of encrypted data. Enabling the - Dell OptiPlex 740 | User's Guide - Page 256
a Restart the computer and press during the Power On Self Test to enter the system setup program. b Select Security, then select TPM Activation and press . c Under TPM Activation, select Activate and press . NOTICE: You only need to activate TPM once. Once the process is complete, - Dell OptiPlex 740 | User's Guide - Page 257
that you write down the system setup screen information for future reference. Entering System Setup 1 Turn on (or restart) your computer. 2 When the blue DELL™ logo is displayed, you must watch for the F2 prompt to appear. 3 Once this F2 prompt appears, press immediately. NOTE: The F2 prompt - Dell OptiPlex 740 | User's Guide - Page 258
Tag, Express Service Code, (if applicable), and the Asset Tag. None of these fields can be modified. Identifies the CPU type, processor clock speed, bus speed, clock speed, and L2 cache size. States whether the processor is multiple-core capable and whether it supports 64-bit technology. Lists - Dell OptiPlex 740 | User's Guide - Page 259
or disables the internal USB controller. No Boot enables the controller but disables the ability to boot from a USB device. NOTE: Operating systems with USB support will recognize USB floppy drives regardless of the No Boot setting. Advanced Features 259 - Dell OptiPlex 740 | User's Guide - Page 260
USB 0 through 5 (On default) Front USB Ports (On default) LPT Port Mode (PS/2 default) LPT Port Address Serial Port #1 (Auto default) Serial Port #2 (Auto default) PS/2 Mouse Port Enables or disables the USB ports on the back of the computer. Enables or disables the front USB ports. Determines the - Dell OptiPlex 740 | User's Guide - Page 261
HDD Acoustic Mode (Bypass default) • Bypass - Your computer does not test or change the current acoustics mode setting. • Quiet - The hard drive operates at its most quiet setting. • Suggested - The hard drive operates at the level suggested by the drive manufacturer. • Performance - The hard drive - Dell OptiPlex 740 | User's Guide - Page 262
in which the power is reduced or turned off for many components, however, system memory remains active. Maintenance Service Tag ASF Mode (On default) Load Defaults Displays the service tag for your computer. This setting controls the ASF functionality. On enables full ASF functionality, Alert Only - Dell OptiPlex 740 | User's Guide - Page 263
Event Log Allows you to view the Event Log. Entries are marked R for Read and U for Unread. Mark All Entries Read puts an R to the left of all the entries. Clear Log clears the Event Log. POST Behavior Fastboot (On default) Numlock Key (On default) POST Hotkeys Keyboard Errors When enabled, this - Dell OptiPlex 740 | User's Guide - Page 264
If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft Windows desktop, then shut down your computer (see "Turning Off Your Computer" on page 19) and try again. 4 Use the arrow keys to select Continue. The Boot Device Menu appears, listing all - Dell OptiPlex 740 | User's Guide - Page 265
unjumpered Clearing Forgotten Passwords CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. NOTICE: This process erases both the system and administrator passwords. 1 Follow the procedures in "Before You Begin" on - Dell OptiPlex 740 | User's Guide - Page 266
"Removing the Computer Cover" on page 203 for small form factor computers). 11 Remove the hard drive ("Removing a Hard Drive" on page 208). 12 of the procedures in this section, follow the safety instructions located in the Product Information Guide. 1 Follow the procedures in "Before You Begin" - Dell OptiPlex 740 | User's Guide - Page 267
option settings in system setup. These periods of reduced power are called "sleep modes." NOTE: All components installed in the computer must support the hibernate and/or standby mode feature(s) and have the appropriate drivers loaded to enter either of these sleep modes. For more information - Dell OptiPlex 740 | User's Guide - Page 268
(see "Using the NVIDIA MediaShield ROM Utility" on page 271 for instructions). This section provides an overview of the RAID configuration that you may of uses. The Dell mini tower and desktop models of your OptiPlex computer support RAID level 0 and RAID level 1. (RAID support is not available for - Dell OptiPlex 740 | User's Guide - Page 269
NOTE: If you purchased your Dell computer with RAID, your computer has been configured with two hard drives that are the same size. Verifying That RAID Is Working Your computer displays - Dell OptiPlex 740 | User's Guide - Page 270
NOTE: In a RAID level 0 configuration, the size of the configuration is equal to the size of the smallest drive multiplied by the number of drives in the configuration. RAID Level 1 Configuration RAID level 1 uses a data-redundancy storage technique known as mirroring to enhance data integrity. When - Dell OptiPlex 740 | User's Guide - Page 271
from the Free Disks field to the Array Disks field. Repeat for each disk you want to include in the RAID array. NOTE: Your computer supports a maximum of two drives per RAID array. Advanced Features 271 - Dell OptiPlex 740 | User's Guide - Page 272
. NOTE: To delete an array, use the arrow keys to select the array and press . 10 Press to return to the previous screen. 11 Press to exit the RAID BIOS. Using NVIDIA MediaShield NVIDIA MediaShield allows you to create, view, and manage RAID configurations. NOTE: Use NVIDIA - Dell OptiPlex 740 | User's Guide - Page 273
, click Next, and then click Next again. NOTE: Your computer supports a maximum of two drives per RAID array. The Clearing System Data (see "Using the NVIDIA MediaShield ROM Utility" on page 271 for instructions). NVIDIA MediaShield utilizes a one-step process known as migrating to change - Dell OptiPlex 740 | User's Guide - Page 274
RAID 1 to RAID 1 conversions cannot be performed using the migrating process. NOTICE: Additional hard drives to be used in the (migrated) array must be no smaller than any of the drives in the current configuration. NOTE: Ensure that all drives to be used in the RAID configuration are RAID-enabled ( - Dell OptiPlex 740 | User's Guide - Page 275
5 Select the hard drive you want to rebuild by clicking the checkbox beside it. 6 Click Next. 7 Click Finish. The MediaShield RAID management utility window appears and displays the status of the rebuild process. NOTE: You can use your computer while the computer is rebuilding the array. NOTE: You - Dell OptiPlex 740 | User's Guide - Page 276
276 Advanced Features - Dell OptiPlex 740 | User's Guide - Page 277
7 Chassis Intrusion Switch CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. Removing the Chassis Intrusion Switch 1 Follow the procedures in "Before You Begin" on page 19. 2 If removing the chassis intrusion - Dell OptiPlex 740 | User's Guide - Page 278
Mini Tower Computer 278 Chassis Intrusion Switch - Dell OptiPlex 740 | User's Guide - Page 279
Desktop Computer Chassis Intrusion Switch 279 - Dell OptiPlex 740 | User's Guide - Page 280
cover (see "Replacing the Computer Cover" on page 297). Resetting the Chassis Intrusion Detector 1 Turn on (or restart) your computer. 2 When the blue DELL™ logo appears, press immediately. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft - Dell OptiPlex 740 | User's Guide - Page 281
4 Press , press the left- and right-arrow keys to highlight Save/Exit, and then press to restart the computer and implement your changes. Chassis Intrusion Switch 281 - Dell OptiPlex 740 | User's Guide - Page 282
282 Chassis Intrusion Switch - Dell OptiPlex 740 | User's Guide - Page 283
8 Battery Replacing the Battery CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of - Dell OptiPlex 740 | User's Guide - Page 284
or by breaking circuit traces on the system board. NOTICE: To avoid damage to the battery connector, you must firmly support the connector while removing the battery. 5 Remove the system battery. a Support the battery connector by pressing down firmly on the positive side of the connector. b While - Dell OptiPlex 740 | User's Guide - Page 285
To avoid damage to the battery connector, you must firmly support the connector while replacing the battery. 6 Install the new system battery. a Support the battery connector by pressing down firmly on the positive of the old battery as described in the Product Information Guide. Battery 285 - Dell OptiPlex 740 | User's Guide - Page 286
286 Battery - Dell OptiPlex 740 | User's Guide - Page 287
9 Replacing the System Board Removing the System Board: Mini Tower, Desktop, and Small Form Factor Computers 1 Follow the procedures in "Before You Begin" on page 19. NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at - Dell OptiPlex 740 | User's Guide - Page 288
Mini Tower System Board Screws 1 2 1 mini tower system board 2 screws (8) 288 Replacing the System Board - Dell OptiPlex 740 | User's Guide - Page 289
Desktop System Board Screws 1 2 1 desktop system board 2 screws (8) Replacing the System Board 289 - Dell OptiPlex 740 | User's Guide - Page 290
Small Form Factor System Board Screws 1 2 1 small form factor system board 2 screws (6) Place the system board assembly that you just removed next to the replacement system board to ensure it is identical. Replacing the System Board: Mini Tower, Desktop, and Small Form Factor Computers 1 - Dell OptiPlex 740 | User's Guide - Page 291
193 NOTICE: Before you install new memory modules, download the most recent BIOS for your computer from the Dell Support website at support.dell.com. NOTE: Memory purchased from Dell is covered under your computer warranty. DDR2 Memory Overview Dual-channel DDR2 memory modules should be installed in - Dell OptiPlex 740 | User's Guide - Page 292
in connectors DIMM3 and DIMM4 (black securing clips). Addressing Memory With 4-GB or Greater Configurations (32-bit Operating Systems Only) This computer supports a maximum of 8 GB of memory. Current 32-bit operating systems, such as Microsoft® Windows® XP, can use a maximum of 4 GB of address - Dell OptiPlex 740 | User's Guide - Page 293
section, follow the safety instructions in the Product Information Guide. NOTICE: If you remove your original memory modules from the computer during a memory upgrade, keep them separate from any new modules that you may have, even if you purchased the new modules from Dell - Dell OptiPlex 740 | User's Guide - Page 294
" on page 297). Installing Memory CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any - Dell OptiPlex 740 | User's Guide - Page 295
1 2 3 1 memory connector closest to 2 connector processor 3 securing clips (2) 4 Align the notch on the bottom of the module with the crossbar in the connector. 3 2 1 4 1 cutouts (2) 4 crossbar 2 memory module 3 notch NOTICE: To avoid damage to the memory module, press the module - Dell OptiPlex 740 | User's Guide - Page 296
memory. Verify the new total. If it is correct, skip to step 11. 10 If the memory total is incorrect, turn off and disconnect your computer 7, 8, and 9. 11 When the System Memory total is correct, press to exit system setup. 12 Run the Dell Diagnostics (see "Dell Diagnostics" on page 327 - Dell OptiPlex 740 | User's Guide - Page 297
11 Replacing the Computer Cover CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. 1 Ensure that all cables are connected, and fold cables out of the way. Gently pull the power cables toward you so that they do not - Dell OptiPlex 740 | User's Guide - Page 298
After you remove and replace the cover, the chassis intrusion detector, if installed and enabled, causes the following message to appear on the screen at the next computer start-up: ALERT! Cover was previously removed. 5 Reset the chassis intrusion detector in System Setup by changing Chassis - Dell OptiPlex 740 | User's Guide - Page 299
12 Cleaning Your Computer CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. Computer, Keyboard, and Monitor CAUTION: Before you clean your computer, disconnect the computer from the electrical outlet. Clean your computer - Dell OptiPlex 740 | User's Guide - Page 300
DVDs NOTICE: Always use compressed air to clean the lens in the optical drive, and follow the instructions that come with the compressed-air product. Never touch the lens in the drive. If you notice problems, such as skipping, with the playback quality of your CDs or DVDs, try cleaning the discs - Dell OptiPlex 740 | User's Guide - Page 301
Operating System CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: You must use Microsoft® Windows® XP Service Pack 1 or later when you reinstall the Microsoft Windows XP operating system. NOTE: If you installed - Dell OptiPlex 740 | User's Guide - Page 302
Utilities NOTICE: The Dell Support website at support.dell.com and your Drivers and Utilities media provide approved drivers for Dell™ computers. If tab→ Roll Back Driver. If Device Driver Rollback does not resolve the problem, then use System Restore (see "Restoring Your Operating System" on page - Dell OptiPlex 740 | User's Guide - Page 303
8 Click Roll Back Driver. If Device Driver Rollback does not resolve the problem, then use System Restore (see "Enabling System Restore" on page 306), it might prompt you to install setup files. Click OK, and follow the instructions on the screen to continue. 3 From the Language drop-down menu in the - Dell OptiPlex 740 | User's Guide - Page 304
instructions, and then read the readme file. If instructed to navigate to the driver files, click the CD/DVD directory on the driver information window to display the files associated with that driver. Manually . 2 Click Next at the Welcome Dell System Owner screen. 3 Choose the appropriate - Dell OptiPlex 740 | User's Guide - Page 305
computer in an undesirable operating state. See the Windows Help and Support Center for information on using System Restore. NOTICE: Make regular backups button and click Help and Support. 2 Click System Restore. 3 Follow the instructions on the screen. Reinstalling Drivers and the Operating - Dell OptiPlex 740 | User's Guide - Page 306
Restoring the Computer to an Earlier Operating State NOTICE: Before you restore the computer to an earlier operating state, save and close any open files and exit any open programs. Do not alter, open, or delete any files or programs until the system restoration is complete. 1 Click the Start button - Dell OptiPlex 740 | User's Guide - Page 307
message appears. 4 Restart the computer. When the DELL logo appears, press immediately. NOTE: instructions on the screen to complete the installation. Windows XP NOTICE: You must use Windows XP Service Device Driver Rollback does not resolve the problem, then use System Restore (see "Restoring - Dell OptiPlex 740 | User's Guide - Page 308
can overwrite files and possibly affect programs installed on your hard drive. Therefore, do not reinstall Windows XP unless a Dell technical support representative instructs you to do so. NOTICE: To prevent conflicts with Windows XP, disable any virus protection software installed on your computer - Dell OptiPlex 740 | User's Guide - Page 309
enter the requested information and click Next. 10 Enter the date, time, and time zone in the Date and Time Settings window, and click Next. 11 If the Networking Settings screen appears, click Typical and click Next. 12 If you are reinstalling Windows XP Professional and you are prompted to provide - Dell OptiPlex 740 | User's Guide - Page 310
310 Reinstalling Drivers and the Operating System - Dell OptiPlex 740 | User's Guide - Page 311
work properly, contact Dell (see "Contacting Dell" on page 351). Card Problems Fill out the "Diagnostics Checklist" on page 351 as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To - Dell OptiPlex 740 | User's Guide - Page 312
cables appear loose, reconnect them. For instructions on which cables should be attached to specific then turn them on. 4 Run the Dell Diagnostics (see "Dell Diagnostics" on page 327). TEST THE , and then turn them on. 4 Run the Dell Diagnostics (see "Dell Diagnostics" on page 327). 5 If any of the - Dell OptiPlex 740 | User's Guide - Page 313
Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide L L D I A G N O S T I C S - See "Dell Diagnostics" on page 327. CD and DVD drive problems NOTE: High-speed CD or DVD drive vibration is normal and may cause noise, - Dell OptiPlex 740 | User's Guide - Page 314
and attempt recovery of bad sectors. 7 Click Start. E-Mail, Modem, and Internet Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the - Dell OptiPlex 740 | User's Guide - Page 315
service provider. Keyboard Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide faulty. R U N T H E D E L L D I A G N O S T I C S - See "Dell Diagnostics" on page 327. C H E C K F O R S O F T W A R E A N D H - Dell OptiPlex 740 | User's Guide - Page 316
on page 102 for desktop computers). Lockups and Software Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. The computer does not start up C H E C K T H E D I A G N O S T I C L I G H T S - See "Diagnostic Lights - Dell OptiPlex 740 | User's Guide - Page 317
no longer responding. 4 Click End Task. A program crashes repeatedly NOTE: Software usually includes installation instructions in its documentation or on a floppy disk or CD. C H E C K T H problems CHECK THE SOFTWARE DOCUMENTATION OR CONTACT THE SOFTWARE MANUFACTURER FOR TROUBLESHOOTING - Dell OptiPlex 740 | User's Guide - Page 318
problem. See "Beep Codes" on page 332 for more information. Fill out the "Diagnostics Checklist" on page 351 as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. 318 Solving Problems - Dell OptiPlex 740 | User's Guide - Page 319
following the memory installation guidelines. • Run the Dell Diagnostics (see "Dell Diagnostics" on page 327). Mouse Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CHECK THE MOUSE CABLE - 1 Check the - Dell OptiPlex 740 | User's Guide - Page 320
Network Problems Fill out the "Diagnostics Checklist" on page 351 as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. C H E C K T H E N E T W O R K C A B L E C O N N E C T O R - Ensure - Dell OptiPlex 740 | User's Guide - Page 321
Power Problems Fill out the "Diagnostics Checklist" on page 351 as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. I F T H E P O W E R L I G H T I S G R E E N A N D T H E C O M P U T - Dell OptiPlex 740 | User's Guide - Page 322
the safety instructions located in the Product Information Guide. NOTE: If you need technical assistance for your printer, contact the printer's manufacturer. C H E C K T H E P R I N T E R D O C U M E N T A T I O N - See the printer documentation for setup and troubleshooting information. ENSURE - Dell OptiPlex 740 | User's Guide - Page 323
C S - See "Dell Diagnostics" on page 327. Sound and Speaker Problems Fill out the "Diagnostics Checklist" on page 351 as you complete these checks. CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. No sound from - Dell OptiPlex 740 | User's Guide - Page 324
Controller option is set to On. Exit system setup and restart your computer. R U N T H E D E L L D I A G N O S T I C S - See "Dell Diagnostics" on page 327. C H E C K F O R S O F T W A R E A N D H A R D W A R E C O N F L I C T S - See "Resolving Software and Hardware Incompatibilities" on page 337 - Dell OptiPlex 740 | User's Guide - Page 325
safety instructions located in the Product Information Guide. If the screen is blank NOTE: See the monitor documentation for troubleshooting procedures. Quick Reference Guide that came with your computer). • If you are using a video extension cable and removing the cable solves the problem, the cable - Dell OptiPlex 740 | User's Guide - Page 326
H E C K T H E M O N I T O R S E T T I N G S - See the monitor documentation for instructions on adjusting the contrast and brightness, demagnetizing (degaussing) the monitor, and running the monitor self-test . 3 Try different settings for Screen resolution and Color quality. 326 Solving Problems - Dell OptiPlex 740 | User's Guide - Page 327
16 Troubleshooting Tools and Utilities Dell Diagnostics CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. When to Use the Dell Diagnostics If you experience a problem with your computer, perform the checks in - Dell OptiPlex 740 | User's Guide - Page 328
code and problem description and follow the instructions on the screen. If you cannot resolve the error condition, contact Dell (see "Contacting Dell" on page 351). NOTE: The Service Tag for your computer is located at the top of each test screen. If you contact Dell, technical support will ask - Dell OptiPlex 740 | User's Guide - Page 329
board allow the testing to complete. may be faulty or incorrectly installed. If the computer does not boot, contact Dell for technical assistance. Blinking yellow A power supply or system board failure has occurred. See "Power Problems" on page 321. Troubleshooting Tools and Utilities 329 - Dell OptiPlex 740 | User's Guide - Page 330
is identified. If the problem is not identified, contact Dell for technical assistance. Diagnostic Lights CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. To help you troubleshoot a problem, your computer has - Dell OptiPlex 740 | User's Guide - Page 331
the problem persists, contact Dell. A Dell. A possible floppy or hard drive failure has Reseat all power and data cables and occurred. restart the computer. A possible USB failure has occurred. Reinstall all USB devices, check cable connections, and then restart the computer. Troubleshooting - Dell OptiPlex 740 | User's Guide - Page 332
Problem Description Suggested Resolution No memory modules are detected. • If you have one memory module installed, reinstall it and restart the computer (see "Memory" on page 291 for instructions on your monitor screen. • If the problem persists, contact Dell. After POST is complete, all four - Dell OptiPlex 740 | User's Guide - Page 333
, follow the safety instructions located in the Product Information Guide. If the message PROBLEM, PLEASE NOTE THIS CHECKPOINT AND CONTACT DELL TECHNICAL SU P P O RT - Contact Dell (see "Contacting Dell" on page 351) and report the checkpoint code (nnnn) to the support technician. Troubleshooting - Dell OptiPlex 740 | User's Guide - Page 334
- Put a floppy disk in the drive. GA T E A2 0 F A I L U RE - See "Lockups and Software Problems" on page 316. HARD-DISK CONFIGURATION ERROR - HARD-DISK CONTROLLER FAILURE - HARD-DISK DRIVE FAILURE - HARD-DISK DRIVE FAILURE - See "Drive Problems" on page 313. 334 Troubleshooting Tools and Utilities - Dell OptiPlex 740 | User's Guide - Page 335
"Lockups and Software Problems" on page 316. MEMORY ALLOCATION ERROR - 1 Turn off the computer, wait 30 seconds, and then restart the computer. 2 Try to run the program again. 3 If the error message appears again, see the software documentation for additional troubleshooting suggestions. MEMORY DATA - Dell OptiPlex 740 | User's Guide - Page 336
disk or hard drive. See Windows Help for instructions. • If a large number of sectors are problem persists, replace the battery (see "Replacing the Battery" on page 283). TI ME R C H I P C O U N T E R 2 F A I L E D - Run the Dell Diagnostics (see "Dell Diagnostics" on page 327). 336 Troubleshooting - Dell OptiPlex 740 | User's Guide - Page 337
Dell Diagnostics (see "Dell Diagnostics" on page 327). WARNING: DELL drive from the computer. WRITE FAULT - WRITE FAULT ON SELECTED DRIVE - See "Drive Problems" on page 313. < D R I V E L E T T E R Troubleshooter: 1 Click the Start button and click Help and Support. Troubleshooting Tools and Utilities - Dell OptiPlex 740 | User's Guide - Page 338
2 Type hardware troubleshooter in the Search field and click the arrow to start the search. 3 Click Hardware Troubleshooter in the Search Results list. 4 In the Hardware Troubleshooter list, click I need to resolve a hardware conflict on my computer, and click Next. 338 Troubleshooting Tools and - Dell OptiPlex 740 | User's Guide - Page 339
" to help you transfer files and other data from one computer to another-for example, from an old computer to a new computer. For instructions, see the following section that corresponds to the operating system that your computer is running. Microsoft Windows Vista® 1 Click the Windows Vista Start - Dell OptiPlex 740 | User's Guide - Page 340
For transferring information to a new computer, you must run the Files and Settings Transfer Wizard. You can use the optional Operating System media for this process or you can create a wizard disk with the Files and Settings Transfer Wizard. Running the Files and Settings Transfer Wizard With the - Dell OptiPlex 740 | User's Guide - Page 341
. 2 On the Where are the files and settings? screen, select the method you chose for transferring your settings and files and click Next. Follow the instructions on the screen. The wizard reads the collected files and settings and applies them to your new computer. When all of the settings and files - Dell OptiPlex 740 | User's Guide - Page 342
: For more information about this procedure, search support.dell.com for document #154781 (What Are The Different Methods To Transfer Files From My Old Computer To My New Dell™ Computer Using the Microsoft® Windows® XP Operating System?). NOTE: Access to the Dell™ Knowledge Base document may not be - Dell OptiPlex 740 | User's Guide - Page 343
, multimedia programs, such as games and DVD software, might not work with Fast User Switching. For more information, see the Windows Help and Support Center. Setting Up a Home and Office Network Connecting to a Network Adapter NOTE: Plug the network cable into the network adapter connector on the - Dell OptiPlex 740 | User's Guide - Page 344
and then follow the instructions in the wizard. Windows XP The Microsoft® Windows® XP operating system provides a Network Setup Wizard to guide you through the process to the Internet enables the integrated firewall provided with Windows XP Service Pack 1 (SP1) or later. 4 Complete the checklist and - Dell OptiPlex 740 | User's Guide - Page 345
5 Return to the Network Setup Wizard and follow the instructions on the screen. Microsoft® Windows® XP and Windows Vista® Features 345 - Dell OptiPlex 740 | User's Guide - Page 346
346 Microsoft® Windows® XP and Windows Vista® Features - Dell OptiPlex 740 | User's Guide - Page 347
) and fill it out. 4 Use Dell's extensive suite of online services available at Dell Support (support.dell.com) for help with installation and troubleshooting procedures. 5 If the preceding steps have not resolved the problem, contact Dell. NOTE: Call the support service from a telephone near or at - Dell OptiPlex 740 | User's Guide - Page 348
(Asian/Pacific countries only) support.jp.dell.com (Japan only) support.euro.dell.com (Europe only) • Electronic Quote Service [email protected] (Asian/Pacific countries only) [email protected] (Canada only) AutoTech Service Dell's automated support service-AutoTech-provides recorded answers - Dell OptiPlex 740 | User's Guide - Page 349
To contact Dell's support service, see "Obtaining Assistance" on page 347 and then call the number for your country as listed in "Contacting Dell" on page 351. Problems With Your Order If you have a problem with your order, such as missing parts, wrong parts, or incorrect billing, contact Dell for - Dell OptiPlex 740 | User's Guide - Page 350
detailed information during operations, or try other troubleshooting steps possible only at the computer itself. Ensure that the computer documentation is available. CAUTION: Before working inside your computer, follow the safety instructions in your Product Information Guide. 350 Getting Help - Dell OptiPlex 740 | User's Guide - Page 351
bottom of the computer): Express Service Code: Return Material Authorization Number (if provided by Dell support technician): Operating system and version calling Dell. Error message, beep code, or diagnostic code: Description of problem and troubleshooting procedures you performed: Contacting Dell - Dell OptiPlex 740 | User's Guide - Page 352
, or Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues: 1 Visit support.dell.com - Dell OptiPlex 740 | User's Guide - Page 353
products from parts and components that are new or equivalent to new in accordance with industry-standard practices. For information about the Dell warranty for your computer, see the Product Information Guide or separate paper warranty document that shipped with your computer. Warranty 353 - Dell OptiPlex 740 | User's Guide - Page 354
354 Warranty - Dell OptiPlex 740 | User's Guide - Page 355
, DCSM, and DCCY • Company name: Dell Inc. Worldwide Regulatory Compliance & Environmental Affairs One Dell Way Round Rock, TX 78682 USA 512-338-4400 NOTE: For additional FCC and other regulatory agency information, see your Product Information Guide (which accompanied your computer). Information is - Dell OptiPlex 740 | User's Guide - Page 356
356 FCC Regulatory Model (U.S. Only) - Dell OptiPlex 740 | User's Guide - Page 357
Glossary Terms in this Glossary are provided for informational purposes only and may or may not describe features included with your particular computer. A AC - alternating current - The form of electricity that powers your computer when you plug the AC adapter power cable in to an electrical outlet - Dell OptiPlex 740 | User's Guide - Page 358
bps - bits per second - The standard unit for measuring data transmission speed. BTU - British thermal unit - A measurement of heat output. bus - A communication pathway between the components in your computer. bus speed - The speed, given in MHz, that indicates how fast a bus can transfer - Dell OptiPlex 740 | User's Guide - Page 359
D DDR SDRAM - double-data-rate SDRAM - A type of SDRAM that doubles the data burst cycle, improving system performance. DDR2 SDRAM - double-data-rate 2 SDRAM - A type of DDR SDRAM that uses a 4-bit prefetch and other architectural changes to boost memory speed to over 400 MHz. device - Hardware such - Dell OptiPlex 740 | User's Guide - Page 360
common types of ExpressCards. ExpressCards support both the PCI Express and USB 2.0 standard. Express Service Code - A numeric code located on a sticker on your Dell™ computer. Use the Express Service Code when contacting Dell for assistance. Express Service Code service may not be available in some - Dell OptiPlex 740 | User's Guide - Page 361
FTP - file transfer protocol - A standard Internet protocol used to exchange files between computers connected to the Internet. G G - gravity - A measurement of weight and force. GB - gigabyte - A measurement of data storage that equals 1024 MB (1,073,741,824 bytes). When used to refer to hard drive - Dell OptiPlex 740 | User's Guide - Page 362
IRQ assignment, you cannot operate both devices simultaneously. ISP - Internet service provider - A company that allows you to access its host server ratings. media bay - A bay that supports devices such as optical drives, a second battery, or a Dell TravelLite™ module. memory - A temporary data - Dell OptiPlex 740 | User's Guide - Page 363
recommended that you frequently save your files while you are working on them, and always save your files before you shut down the computer. Your computer can contain several different forms of memory, such as RAM, ROM, and video memory. Frequently, the word memory is used as a synonym for RAM. - Dell OptiPlex 740 | User's Guide - Page 364
Cards. PCI - peripheral component interconnect - PCI is a local bus that supports 32-and 64-bit data paths, providing a highspeed data path between problems are detected during POST, the computer continues the start-up. processor - A computer chip that interprets and executes program instructions. - Dell OptiPlex 740 | User's Guide - Page 365
on the system board of some computers that can often be used for troubleshooting problems. S SAS - serial attached SCSI - A faster, serial version of your computer when you access Dell Support at support.dell.com or when you call Dell for customer service or technical support. setup program - A - Dell OptiPlex 740 | User's Guide - Page 366
resolutions up to 1280 x 1024. SXGA+ - super-extended graphics array plus - A video standard for video cards and controllers that supports resolutions up to 1400 x 1050. system board - The main circuit board in your computer. Also known as the motherboard. system setup - A utility that serves - Dell OptiPlex 740 | User's Guide - Page 367
around each pair of wires to protect against interference. UXGA - ultra extended graphics array - A video standard for video cards and controllers that supports resolutions up to 1600 x 1200. V video controller - The circuitry on a video card or on the system board (in computers with an integrated - Dell OptiPlex 740 | User's Guide - Page 368
cellular technology and covering a much larger geographic area than WLAN. WXGA - wide-aspect extended graphics array - A video standard for video cards and controllers that supports resolutions up to 1280 x 800. X XGA - extended graphics array - A video standard for video cards and controllers that
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www.dell.com | support.dell.com
Dell™ OptiPlex™ 740
User’s Guide
Models DCSM, DCNE, DCCY