Dell Precision T7400 User's Guide

Dell Precision T7400 Manual

Dell Precision T7400 manual table of contents:

  • Dell Precision T7400 | User's Guide - Page 1
    Dell Precision™ T7400 User's Guide Model DCDO w w w. d e l l . c o m | s u p p o r t . d e l l . c o m
  • Dell Precision T7400 | User's Guide - Page 2
    ...this document is subject to change without notice. © 2007 Dell Inc. All rights reserved. Reproduction in ...the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, Inspiron, Dell Precision, and Dell OpenManage are trademarks of Dell Inc.; Intel and...
  • Dell Precision T7400 | User's Guide - Page 3
    ... 37 37 39 40 41 LegacySelect Technology Control Manageability ... Alert Standard Format Dell OpenManage™ IT Assistant Dell OpenManage Client Instrumentation Power Management . ... About RAID Configurations RAID Level 0 RAID Level 1 ... ...
  • Dell Precision T7400 | User's Guide - Page 4
    ... Within the Configuration Utility RAID Configuration and Management Exit Screen ... ... Performing Configuration Tasks . Creating a RAID Level 0 Configuration ... a New Computer . Microsoft® Windows® XP Microsoft Windows Vista™ Power Protection Devices Surge Protectors Line Conditioners ... ... ...
  • Dell Precision T7400 | User's Guide - Page 5
    Uninterruptible Power Supplies ... 60 5 Securing Your Computer Chassis Intrusion Detection . ... 61 61 61 62 62 63 64 64 65 68 ... Removing the Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Resetting the Chassis Intrusion Detector Security Cable Lock ...
  • Dell Precision T7400 | User's Guide - Page 6
    ... 99 99 100 101 102 103 ... Battery Problems Drive Problems ... E-Mail and Internet Problems Keyboard Problems . Memory Problems Mouse Problems Power Problems Printer Problems Sound Problems Network Problems ... Lockups and Software Problems ...
  • Dell Precision T7400 | User's Guide - Page 7
    ... Diagnostic Light Codes During POST Power Lights Beep Codes ... Error Messages Dell Diagnostics . When to Use the Dell ... From Your Hard Drive 124 Starting the Dell Diagnostics From the Drivers and Utilities Media 124 Dell Diagnostics Main Menu ... 125 11 Reinstalling Software Drivers What Is a ...
  • Dell Precision T7400 | User's Guide - Page 8
    ... the I/O Panel Processor ... Removing the Processor Installing the Processor Power Supply ... DC Connector Pin Assignments Replacing the Power Supply Battery ... ... About the Battery . Removing the Battery Replacing the Battery Memory ... Fully Buffered DIMM (FBD) ...
  • Dell Precision T7400 | User's Guide - Page 9
    Addressing Memory With 4-GB or Greater Configurations (32-bit Operating Systems Only) ...174 Removing Memory Without Memory Riser Cards . 175 Memory Installation (With Optional Memory Riser ... Riser Cards) 180 Removing Memory (With Optional Memory Riser Cards) 187 Cards ... 194 194 195 ...
  • Dell Precision T7400 | User's Guide - Page 10
    ... . Technical Support and Customer Service AutoTech Service . ... Automated Order-Status Service Problems With Your Order . Product Information ... ... Returning Items for Warranty Repair or Credit Before You Call Contacting Dell ... 14 Appendix ... 289 289 289 FCC Notice (U.S....
  • Dell Precision T7400 | User's Guide - Page 11
    Contents 11
  • Dell Precision T7400 | User's Guide - Page 12
    12 Contents
  • Dell Precision T7400 | User's Guide - Page 13
    Finding Information NOTE: Additional information may ship with your computer. 1 NOTE: Some features or media may be optional and may not ship with your computer. Some features or media may not be available in certain countries. Finding Information 13
  • Dell Precision T7400 | User's Guide - Page 14
    ... to run the Dell Diagnostics (see "Dell Diagnostics" on page 123). Documentation and drivers are already installed on your computer. ... technicalreference material for technicians or experienced users. NOTE: Drivers and documentation updates can be found at support.dell.com. 14 Finding Information
  • Dell Precision T7400 | User's Guide - Page 15
    ... up my computer • How to care for my computer • Basic troubleshooting information • How to run the Dell Diagnostics • How to set up a printer • ... is available as a PDF at support.dell.com. • Warranty information • Terms and Conditions (U.S. only) • Safety instructions • Regulatory ...
  • Dell Precision T7400 | User's Guide - Page 16
    ...Windows® License These labels are located on your computer. • 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 support. NOTE: As ...
  • Dell Precision T7400 | User's Guide - Page 17
    ... business segment, and enter the DSS utility. DSS provides critical your Service Tag. updates for your operating system and 2 Select Drivers & Downloads and click support for processors, optical drives, Go. USB devices, and so on. DSS is ...
  • Dell Precision T7400 | User's Guide - Page 18
    ...and then click Help and Support. • How to personalize my desktop 2 In Search Help, type .... 3 Click the topic that describes your problem. 4 Follow the instructions on the screen. • How to reinstall my operating ... you reinstall your operating system, use the Drivers and Utilities disc to reinstall ...
  • Dell Precision T7400 | User's Guide - Page 19
    ... users of Dell • Linux.dell.com Precision™ products and the Linux • Lists.us.dell.com/mailman/listinfo/linuxoperating system precision • Additional information regarding Linux and my Dell Precision computer Finding Information 19
  • Dell Precision T7400 | User's Guide - Page 20
    20 Finding Information
  • Dell Precision T7400 | User's Guide - Page 21
    About Your Computer Front View of the Computer 1 2 3 9 10 11 12 4 5 6 7 8 2 About Your Computer 21
  • Dell Precision T7400 | User's Guide - Page 22
    ...devices that you connect occasionally, such as flash memory keys, cameras, or bootable USB devices...., such as printers and keyboards. Press the power button to turn on the computer. The light in the center... these lights to help you troubleshoot a computer problem based on the diagnostic code. For more...
  • Dell Precision T7400 | User's Guide - Page 23
    ... the headphone connector to attach headphones. 12 Back View of the Computer 1 2 3 1 2 power connector card slots Insert the power cable. Slots 2-6 support full-length cards. ...2.0 x16, and two PCI-X slots. Slots 1 and 7 support half-length cards. This includes one PCI Express x8...
  • Dell Precision T7400 | User's Guide - Page 24
    ...as an MP3 player, CD drive, or VCR. On computers with a sound card, use the connector on the card. 2 3 4 IEEE 1394 connector line-in connector 5 ... connector to attach most speakers with integrated amplifiers. On computers with a sound card, use the connector on the card. 24 About Your Computer
  • Dell Precision T7400 | User's Guide - Page 25
    ... into the network connector. On computers with an additional network connector card, use the connectors on the card and on the back of the computer when setting up ... USB connectors for devices that you connect occasionally, such as flash memory keys, cameras, or bootable USB devices. Use the back USB...
  • Dell Precision T7400 | User's Guide - Page 26
    Inside View 1 2 3 4 5 6 7 1 2 3 power supply hard drive bay memory shroud NOTICE: The memory shroud holds the (optional) memory riser cards in place; its thumbscrews must be sufficiently tight in order to secure the risers and to avoid damage. 4 5 5.25-...
  • Dell Precision T7400 | User's Guide - Page 27
    6 7 card fan front fan System Board Components 1 2 3 4 5 6 7 8 9 10 } 11 12 13 } 30 14 15 16 17 18 19 20 29 28 27 26 25 24 23 22 21 About Your Computer 27
  • Dell Precision T7400 | User's Guide - Page 28
    ... hard drive Floppy drive Optical drive front panel 27 28 29 30 PCI Express 2.0 x16 card slot (SLOT2_PCI e2x16) PCI Express x8 card slot, wired as x4 (SLOT1_PCIE) memory fan connector (FAN_MEM) memory module connectors DIMM_1-8) Color blue cable black pull tab orange cable yellow ...
  • Dell Precision T7400 | User's Guide - Page 29
    ...MB 1333- or 1600-MHz data rate Internal cache External bus frequency Memory Memory module connectors Memory module capacities Memory ... (FBDs) NOTICE: Full-length heat spreaders (FLHS) are required for all memory. Minimum memory Maximum memory BIOS address System Information System chipset Data bus...
  • Dell Precision T7400 | User's Guide - Page 30
    ... Expansion Card support Center five connector slots support fulllength cards. The connector slots on either side (one x8 PCI Express slot (wired as x4) and one PCIX card) support half-length cards. ... bits 800 MB/s one x8 (support x8, x4, and x1 modes/cards; maximum x4 link width) 98 pins 4 ...
  • Dell Precision T7400 | User's Guide - Page 31
    ...7-pin connectors one 10-pin connector for optional Media Card Reader (3.5-inch bay device or secure boot device) two x16 slots (support x16, x8, x4 and x1 modes/cards) 164 pins 16 PCI Express lanes 5.0 GB/s/lane/direction (raw bandwidth) ...
  • Dell Precision T7400 | User's Guide - Page 32
    ...light-blinking green in sleep state; solid green for power-on state amber light-blinking amber indicates that an internal power problem might exist; solid amber indicates ...a device may be malfunctioning or incorrectly installed (see "Power Problems" on page 100) starts embedded system ...
  • Dell Precision T7400 | User's Guide - Page 33
    ... board Activity light Diagnostic lights Standby power light Power DC power supply Wattage Heat dissipation 1000 W 1250W or 4265 BTU/hour (system with power supply) NOTE: Heat dissipation is calculated based upon the power supply wattage rating. auto-sensing power supply-90 V to ...
  • Dell Precision T7400 | User's Guide - Page 34
    ... lifting. See your Product Information Guide for other important safety information. Environmental ...-vibration spectrum that simulates user environment) Operating Storage Maximum shock Operating 40 ... to 65°C (–40° to 149°F) Storage Altitude (maximum) Operating Storage 34 About Your Computer...
  • Dell Precision T7400 | User's Guide - Page 35
    ...Control is provided to the administrator through system setup, Dell OpenManage™ IT Assistant, or Dell custom factory integration. LegacySelect ...and fault conditions when the operating system is in a sleep state or the computer is powered down. ASF is designed to supersede previous operating system-...
  • Dell Precision T7400 | User's Guide - Page 36
    ... is enabled or the Ethernet connectivity is disabled. 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. 36 ...
  • Dell Precision T7400 | User's Guide - Page 37
    ... Dell OpenManage IT Assistant User's Guide available on the Dell Support website at support.dell.com. Dell OpenManage Client Instrumentation Dell OpenManage Client Instrumentation is ... at support.dell.com. Power Management Your computer can be set to use less power when you are not ...
  • Dell Precision T7400 | User's Guide - Page 38
    ... remains active. NOTE: Hibernate mode is only supported on computers with 4-GB of RAM or less. • Hibernate. This sleep mode reduces power consumption to a minimum by writing all data in system memory to a hard drive and then removing system power. Waking ...
  • Dell Precision T7400 | User's Guide - Page 39
    ... RAID configurations available in the computer industry for different types of uses, Dell offers RAID level 0, RAID level 1, or, ... controller, RAID level 5 or RAID level 10 on your Dell Precision computer. A RAID level 0 configuration is recommended for highperformance programs, and a RAID level 1 ...
  • Dell Precision T7400 | User's Guide - Page 40
    NOTE: RAID levels do not represent a hierarchy. A RAID level 5 configuration is not inherently better or worse than a RAID level 0 configuration. The RAID controller on your computer can only create a RAID level 0 configuration using two to four physical drives. A RAID level 5 or 10 array (only ...
  • Dell Precision T7400 | User's Guide - Page 41
    ... Also, because data is duplicated on both drives, two 120-GB RAID level 1 drives collectively have a maximum of 120-GB on which to store data. RAID Level 5 NOTE: RAID levels 5 and 10 are only available via an optional PCI Express RAID controller card. Advanced Features 41
  • Dell Precision T7400 | User's Guide - Page 42
    RAID level 5 uses a data-staging storage technique known as "parity checking." When a block of data is written to the RAID configuration, it is striped across all of the drives in the RAID array except for one drive, to which is written parity data. The parity data is information that allows for ...
  • Dell Precision T7400 | User's Guide - Page 43
    ... 5 and 10 are only available via an optional PCI Express RAID controller card. RAID level 10 uses a combination of striping and mirroring methods. It ... primary and additional drives, four 120-GB RAID level 1 drives collectively have a maximum of 240-GB on which to store data. Advanced Features 43
  • Dell Precision T7400 | User's Guide - Page 44
    ... computer to set up a RAID configuration. For instructions on how to install a hard drive, see "Installing... try again. The Configuration Utility menu screen displays. Navigating Within the Configuration Utility... volumes are displayed for management purposes. NOTE: Dell recommends backing up your data...
  • Dell Precision T7400 | User's Guide - Page 45
    ... press to exit. In addition, a similar exit screen appears when you exit most other ... striping. Additional information is available on the configuration screen. Creating a RAID Level 0 Configuration NOTE: ... or an IM (mirrored) RAID volume. The next screen shows a list of hard drives that can be...
  • Dell Precision T7400 | User's Guide - Page 46
    ...: All data will be lost upon creation of the RAID volume. Dell recommends backing up your data before ...: All data will be lost upon creation of the RAID volume. Dell recommends backing up your data before ...) RAID volume: • • All drives must be either Dell compliant SAS or SATA hard drives. SAS and...
  • Dell Precision T7400 | User's Guide - Page 47
    ..., it can be replaced and the data re-mirrored to another hard drive, maintaining data integrity. Creating a Second RAID Volume The SAS 6/iR controller supports two active RAID volumes. If one RAID volume is already configured, follow these steps to add a second RAID volume: 1 Select a controller ...
  • Dell Precision T7400 | User's Guide - Page 48
    ... activation or press N to abandon it. After a pause, the RAID volume will become active. NOTE: Activation of migrated RAID volume is only supported when the migrated RAID volume is in an optimal state and contains all the installed hard drives. Deleting a RAID Volume NOTICE: Before deleting a RAID ...
  • Dell Precision T7400 | User's Guide - Page 49
    .... 3 Enter the RAID Configuration Utility (Ctrl-C). 4 From the Adapter List screen, select the controller that contains the degraded RAID volume. 5 From the ... 1 volume is in view, then select Manage Virtual Disk. The screen shows the RAID volume with a status of "Degraded". 7 Select Add Secondary ...
  • Dell Precision T7400 | User's Guide - Page 50
    50 Advanced Features
  • Dell Precision T7400 | User's Guide - Page 51
    ... it to overheat. Follow the guidelines below when installing your computer in an enclosure: NOTICE: The operating temperature specifications indicated in this manual reflects the maximum ambient operating temperature. The room ambient temperature needs to be a ...
  • Dell Precision T7400 | User's Guide - Page 52
    • If your computer is installed in a corner on a desk or under a desk, leave at least 5.1 cm (2 in) clearance from the back of the computer to the wall to permit the airflow required for proper ventilation. 52 Setting Up Your Computer
  • Dell Precision T7400 | User's Guide - Page 53
    ... to the Internet, you need a modem or network connection and an Internet service provider (ISP). Your ISP will offer one or more of the ... high-speed Internet access through your existing telephone line or cellular telephone service. With a DSL connection, you can access the Internet and use your ...
  • Dell Precision T7400 | User's Guide - Page 54
    ..., contact your ISP or cellular telephone service for setup instructions. Setting Up Your Internet ...-click the ISP icon on the Microsoft® Windows® desktop. 3 Follow the instructions on the screen to complete the setup. If you do... CD, click Set up my connection manually. 54 Setting Up Your Computer
  • Dell Precision T7400 | User's Guide - Page 55
    ...Click Next. If you selected Set up my connection manually, continue to step 6. Otherwise, follow the instructions on the screen to complete the setup. NOTE: If... click Help me choose or contact your ISP. 5 Follow the instructions on the screen and use the setup information provided by ...
  • Dell Precision T7400 | User's Guide - Page 56
    ... up an advanced connection and designating the host computer and the guest computer. For instructions on setting up a direct cable connection between two computers, see Microsoft ... Wizard. 2 When the Files and Settings Transfer Wizard welcome screen appears, click Next. 56 Setting Up Your Computer
  • Dell Precision T7400 | User's Guide - Page 57
    ... and settings→ Next. 4 On the Which computer is this? screen, click Old Computer→ Next. 5 On the Select ...: 1 On the Now go to your old computer screen on the new computer, click Next. 2 On the Where are the files ... files have been applied, the Finished screen appears. 3 Click Finished and restart ...
  • Dell Precision T7400 | User's Guide - Page 58
    ... Files and Settings Transfer Wizard welcome screen appears, click Next. 3 On the Which computer ... Old Computer→ Next. 6 On the Select a transfer method screen, click the transfer method you prefer....has been copied, the Completing the Collection Phase screen appears. 8 Click Finish. To transfer data ...
  • Dell Precision T7400 | User's Guide - Page 59
    ... files have been applied, the Finished screen appears. 3 Click Finished and restart.... NOTE: For more information about this procedure, search support.dell.com for document #154781 (What Are The Different Methods... Surge protectors Line conditioners Uninterruptible power supplies (UPS) Setting Up Your...
  • Dell Precision T7400 | User's Guide - Page 60
    ... conditioners do not protect against power interruptions. Line conditioners are designed to maintain... constant level. Uninterruptible Power Supplies NOTICE: Loss of power while data is being saved... is interrupted. The battery charges while AC power is available. See the UPS manufacturer documentation...
  • Dell Precision T7400 | User's Guide - Page 61
    ... Detection 5 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 ...
  • Dell Precision T7400 | User's Guide - Page 62
    ...1 Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board. 2... Intrusion Detector 1 Turn on (or restart) your computer. 2 When the blue DELL™ logo appears, press ... wait until you see the Microsoft® Windows® desktop. Then shut down 62 Securing Your ...
  • Dell Precision T7400 | User's Guide - Page 63
    .... • Attach a commercially available antitheft device to the security cable slot on the back of the computer. NOTE: Before you purchase an antitheft ... an attached locking device and key. The documentation that comes with the device contains instructions for installing it. Securing Your Computer 63
  • Dell Precision T7400 | User's Guide - Page 64
    1 2 1 security cable slot 2 padlock ring Passwords About Passwords NOTE: Passwords are disabled when you receive your computer. A primary (or system) password, an administrator password, and a hard drive password all prevent unauthorized access to your computer in different ways. The following ...
  • Dell Precision T7400 | User's Guide - Page 65
    ...from unauthorized access NOTE: Some hard drives do not support hard drive passwords. NOTICE: Passwords provide a high ...• If you forget any of your passwords, contact Dell (see "Contacting Dell" on page 287). For your protection, Dell technical support staff will ask you for proof of your identity...
  • Dell Precision T7400 | User's Guide - Page 66
    Option Settings You cannot change or enter a new system password if either of the following two options is displayed: • • Set - A system password is assigned. Disabled - The system password is disabled by a jumper setting on the system board. Not Set - No system password is assigned and ...
  • Dell Precision T7400 | User's Guide - Page 67
    ... restart your computer, the following prompt appears on the screen: Type the system password and press
  • Dell Precision T7400 | User's Guide - Page 68
    ... Password field, and then press . 4 Type your password into the Old Password field. 5 If you are changing an existing password, follow the instructions in "Assigning a System Password" on page 66, starting from step 4. 6 If you are deleting a password, press in New Password field, ...
  • Dell Precision T7400 | User's Guide - Page 69
    Assigning an Administrator Password The administrator password can be the same as the system password. To escape from the field without assigning a system password, press at any time before you complete step 5. NOTE: If the two passwords are different, the administrator password can be used ...
  • Dell Precision T7400 | User's Guide - Page 70
    ... Password field, and then press . 3 Type your password into the Old Password field. 4 If you are changing an existing password, follow the instructions in "Assigning an Administrator Password" on page 69, starting from step 4. 5 If you are deleting a password, press in New Password ...
  • Dell Precision T7400 | User's Guide - Page 71
    ... backup procedures documented in the Broadcom Secure Foundation Getting Started Guide. 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 TPM Feature 1 Enable ...
  • Dell Precision T7400 | User's Guide - Page 72
    ... security features, see the Getting Started Guide for the software: Click Start→ All Programs→...Wave EMBASSY Trust Suite→ Getting Started Guide. Computer Tracking Software Computer tracking... computer, or you can contact your Dell sales representative for information about this security feature...
  • Dell Precision T7400 | User's Guide - Page 73
    ... the security office of the company. Contact Dell customer service to report the missing computer. Provide ..., give the name of the investigating officer. The Dell customer service representative will log your report... someone calls Dell for technical assistance and gives your Service Tag, the computer...
  • Dell Precision T7400 | User's Guide - Page 74
    74 Securing Your Computer
  • Dell Precision T7400 | User's Guide - Page 75
    ... or change a user-selectable option such as the user password To read the current amount of memory or set the type of hard drive installed Before you use System ... down the System Setup screen information for future reference. NOTICE: Unless you are an expert computer user, do not ...
  • Dell Precision T7400 | User's Guide - Page 76
    ...• if the processor supports 64-bit Technology Memory Info Displays the amount of Installed Memory, Memory Speed, Memory Channel Mode, and a description of... this option appears in the system setup menu. To boot from a USB memory device, select the USB device and move it so...
  • Dell Precision T7400 | User's Guide - Page 77
    ... internal floppy drive read-only permission. NOTE: Operating systems with USB support will recognize USB floppy drives regardless of this setting. ... (AHCI default) SMART Reporting (Off default) Controls whether errors for integrated drives are reported during startup. Onboard Devices Integrated NIC...
  • Dell Precision T7400 | User's Guide - Page 78
    ...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. Enables or disables the front USB ports. Front USB Ports (On default)...
  • Dell Precision T7400 | User's Guide - Page 79
    ...Option 1 Performance SpeedStep (Off default) Enables Intel® SpeedStep® for all supported processors in the computer. This setting changes the processor power consumption and frequency. NOTE: This option may not be available on your computer. ...
  • Dell Precision T7400 | User's Guide - Page 80
    ... the cache line required by the processor. Fetches an extra line of data into L2 from external memory. Allows users to turn on/off optimization for highbandwidth, Front-Side ... system setup. If the correct password is not entered here, the user can view but not modify system setup fields...
  • Dell Precision T7400 | User's Guide - Page 81
    ... device. Enables or disables Execute Disable memory protection technology. Activates or disables the BIOS module interface of the optional Computrace service from Absolute ...day from Monday through Friday at the time set in Auto Power Time. NOTE: This feature does not work if ...
  • Dell Precision T7400 | User's Guide - Page 82
    ...running in a lowpower mode, and S3, a suspend state in which the power is reduced or turned off for many components, however, system memory remains active. Low Power Mode (Off default) Remote Wakeup (Off default) Suspend Mode Maintenance Service Tag...
  • Dell Precision T7400 | User's Guide - Page 83
    ...commands the right keypad keys to function as numbers. Determines the maximum amount of system memory available to the operating system. When set to... all system memory is available to the operating system. When set to On, the maximum amount of memory available to the operating system is 256 MB. NOTE:...
  • Dell Precision T7400 | User's Guide - Page 84
    ...the CD has no operating system, the computer generates an error message. USB Device - Insert the memory device into a USB port and restart the computer. When ..., to restart your computer to a USB device such as a floppy drive, memory key, or CD-RW drive. NOTE: If you are ...
  • Dell Precision T7400 | User's Guide - Page 85
    ... device. For example, if you are booting to a USB memory key, highlight USB Device and press... device is bootable, check the device documentation. Memory Key 1 Insert the memory key into a USB port... Menu appears in the upper-right corner of the screen, press . The BIOS detects the device and adds...
  • Dell Precision T7400 | User's Guide - Page 86
    Floppy Drive 1 In system setup, set the Diskette Drive option to USB. 2 Save your changes and exit system setup. 3 Connect the USB floppy drive, insert bootable media, and re-boot the system. 4 See "Selecting the Boot Device for the Current Boot" on page 84. 86 System Setup
  • Dell Precision T7400 | User's Guide - Page 87
    ... 7 CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. NOTICE: This process erases both the system and the administrator passwords. Jumper PSWD Setting Description Password ...
  • Dell Precision T7400 | User's Guide - Page 88
    ...7 Turn off the monitor and disconnect it from the electrical outlet. 8 Disconnect the computer power cable from the electrical outlet, and press the power button to ground the system board. 9 Remove the computer cover (see "Removing the Computer Cover" on page 141). ...
  • Dell Precision T7400 | User's Guide - Page 89
    ...flashing when an update is available or when replacing the system board. 1 Turn on the computer. 2 Locate the BIOS update file for your computer at the Dell Support website at support.dell.com. 3 Click Download Now to download the file. 4 If the ...
  • Dell Precision T7400 | User's Guide - Page 90
    ... the Download Complete window appears. The file icon appears on your desktop and is titled the same as the downloaded BIOS update file. 8 Double-click the file icon on the desktop and follow the on-screen instructions. 90 Clearing Forgotten Passwords
  • Dell Precision T7400 | User's Guide - Page 91
    ... and Monitor 8 CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: Before you clean your computer, disconnect the computer from the electrical outlet. Clean your ...
  • Dell Precision T7400 | User's Guide - Page 92
    2 With a soft, lint-free cloth, gently wipe the bottom of the disk (the unlabeled side) in a straight line from the center to the outer edge of the disk. For stubborn dirt, try using water or a diluted solution of water and mild soap. You can also purchase commercial products that clean disks and ...
  • Dell Precision T7400 | User's Guide - Page 93
    .... If the battery still does not work properly, contact Dell (see "Contacting Dell" on page 287). Drive Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. Troubleshooting 93
  • Dell Precision T7400 | User's Guide - Page 94
    ... Operating Systems" on page 131. 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 123. Optical drive problems NOTE: High-speed optical drive vibration is... I S K — See "Power Management" on page 37 or search for the keyword standby in Windows Help 94 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 95
    and Support for information on power management modes. Hard drive problems RUN CHECK DISK - Windows XP: 1 Click Start ..., contact your administrator to continue the desired action. 4 Follow the instructions on the screen. E-Mail and Internet Problems CAUTION: Before you begin any of the...
  • Dell Precision T7400 | User's Guide - Page 96
    ..., then try using the keyboard. R U N T H E H A R D W A R E TR O U B L E S H O O T E R - See "Troubleshooting Software and Hardware Problems in the Microsoft® Windows® XP and Microsoft ... on your keyboard or moving your mouse, press and hold the power button for at least 8 to 96 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 97
    ... version of Windows. 2 In the welcome screen, click Next. 3 Follow the instructions on the screen. A solid blue screen appears TU R N T H E C O M P U T E R O F F - If you are unable to get a response by pressing a key on your keyboard or moving your ...
  • Dell Precision T7400 | User's Guide - Page 98
    ... memory modules (see "Memory" on page 172) to ensure that your computer is successfully communicating with the memory. • Run the Dell Diagnostics (see "Dell Diagnostics" on page 123). IF YOU EXPERIENCE OTHER MEMORY PROBLEMS - • Reseat the memory modules (see "...
  • Dell Precision T7400 | User's Guide - Page 99
    ...the Dell Diagnostics (see "Dell Diagnostics" on page 123). Mouse Problems CAUTION: Before you begin... needed. R E I N S T A L L T H E M O U S E D R I V E R - See "Drivers" on page 1295. R U N T H E H A R D W A R E TR O U B L E S H O O T E R - See "Troubleshooting Software and Hardware Problems in...
  • Dell Precision T7400 | User's Guide - Page 100
    ...and Microsoft Windows Vista™ Operating Systems" on page 131. Power Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the... The computer is receiving electrical power, but an internal power problem may exist. 100 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 101
    ... Board Components" on page 27). • Remove and then reinstall all memory modules (see "Memory" on page 172). E L I M I N A T E I N T E R F E R E N C E - Some possible causes of interference are: • Power, keyboard, and mouse extension cables • Too many...
  • Dell Precision T7400 | User's Guide - Page 102
    ... printer documentation for information on reinstalling the printer driver. Scanner Problems CAUTION: Before you begin ...If the scanner is listed, Windows recognizes the scanner. R E I N S T A L L T H E S C A N N E R D R I V E R - See the scanner documentation for instructions. 102 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 103
    Sound Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions .... R E I N S T A L L T H E S O U N D D R I V E R - See "Drivers" on page 129. R U N T H E H A R D W A R E TR O U B L E S H O O T E R - See "Troubleshooting Software and Hardware Problems...
  • Dell Precision T7400 | User's Guide - Page 104
    104 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 105
    ... in this section, follow the safety instructions in the Product Information Guide. To help you troubleshoot a problem, your computer has four lights labeled ...outlet and then press the power button. If the problem is still not resolved, contact Dell for technical assistance (see...
  • Dell Precision T7400 | User's Guide - Page 106
    ... (see "Processor" on page 150). If the problem is still not resolved, contact Dell for technical assistance (see "Contacting ...on failure has occurred. page 100. If the problem is still not resolved, contact Dell for technical assistance (see "Contacting Dell" on page 287). 106 Troubleshooting Tools
  • Dell Precision T7400 | User's Guide - Page 107
    Diagnostic Lights Power Light amber Problem Description A problem has been detected with either the memory risers or graphics riser. Suggested ..." on page 287). Contact Dell for technical assistance (see "Contacting Dell" on page 287). (blinking) Troubleshooting Tools 107
  • Dell Precision T7400 | User's Guide - Page 108
    ...) A processor mismatch See "Troubleshooting" on exists. page 93 and then to "Processor" on page 150. Power supply cables are not properly connected. Verify that both power supply cables are plugged in to the motherboard. Diagnostic Light Codes During POST The power light ...
  • Dell Precision T7400 | User's Guide - Page 109
    ... the last card removed from the computer for resource conflicts (see "Troubleshooting Software and Hardware Problems in the ... Vista™ Operating Systems" on page 131). 4 If the problem persists, contact Dell for technical assistance (see "Contacting Dell" on page 287). Troubleshooting Tools 109
  • Dell Precision T7400 | User's Guide - Page 110
    ... card that you know works and restart the computer. 3 If the problem persists or the computer has integrated graphics, contact Dell for technical assistance (see "Contacting Dell" on page 287). Reseat all power and data cables and restart the computer. Reinstall...
  • Dell Precision T7400 | User's Guide - Page 111
    Light Pattern Problem Description No memory modules are detected. Suggested Resolution 1 Reseat the... Dell Diagnostics (see "Dell Diagnostics" on page 123). 7 If the memory module passes, shut down... modules until a memory error occurs during start-up or diagnostic testing. Troubleshooting Tools 111...
  • Dell Precision T7400 | User's Guide - Page 112
    ...see "Contacting Dell" on page 287). System board failure has occurred. Memory modules are detected, but a memory configuration or compatibility error exists. Contact Dell for technical assistance...). • Reinstall the memory modules and restart the computer. • If the problem persists, contact Dell...
  • Dell Precision T7400 | User's Guide - Page 113
    ... Windows Vista™ Operating Systems" on page 131). 4 If the problem persists, contact Dell (see "Contacting Dell" on page 287). Watch your monitor for ...begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. Troubleshooting Tools 113
  • Dell Precision T7400 | User's Guide - Page 114
    ... or incorrectly installed Remove and then reinstall the memory modules (see "Memory" on page 172). Remove and then reinstall any cards. Remove and then ... If the power light is steady amber, there may be a power problem or an internal device malfunction. - Ensure that all power ...
  • Dell Precision T7400 | User's Guide - Page 115
    ... beep code tells you that the computer encountered a memory problem. If your computer beeps ... failure DMA page register read/write failure Video Memory Test failure 1-3-1 through ... not being properly identified or used 4 1-3-2 3-1-1 3-1-2 3-1-3 3-1-4 Memory problem Slave DMA register failure Master ...
  • Dell Precision T7400 | User's Guide - Page 116
    ... failure Keyboard Controller Test failure NVRAM power loss Invalid NVRAM configuration Video Memory Test failure Screen initialization failure Screen ... to decompress code to shadowed memory Math-coprocessor test failure Cache test failure Error Messages Fill out the ...
  • Dell Precision T7400 | User's Guide - Page 117
    ... this does not resolve the problem, contact Dell. (See "Contacting Dell" on page 259.) A L E R T ! CPU I N S T A L L E D I N I N C O R R E C T S O C K E T - A L E R T ! S YS T E M... the checkpoint code (nnnn) to the support technician. (See "Contacting Dell" on page 287.) Troubleshooting Tools 117
  • Dell Precision T7400 | User's Guide - Page 118
    ... CHIPSET HEATSINK NOT DETECTED. - ALERT! CARD CAGE FAN FAILURE - ALERT! POWER SUPPLY FAN FAILURE - ALERT! PREVIOUS FAN FAILURES - ... MEMORY RISERS MUST BE INSTALLED AS A SET OF FOUR - ALERT! UNCORRECTABLE MEMORY ERROR PREVIOUSLY DETECTED IN D I MM _ X / Y - ALERT! OPERATING IN ...
  • Dell Precision T7400 | User's Guide - Page 119
    ..." on page 93. D I S K E T T E R E A D F A I L U R E - See "Drive Problems" on page 93. D I S K E T T E S U B S YS T E M R E S E T F A I L E D - Run the Dell Diagnostics. See "Dell ... FAILURE DRIVE FAILURE DRIVE FAILURE - - - - See "Drive Problems" on page 93. Troubleshooting Tools 119
  • Dell Precision T7400 | User's Guide - Page 120
    ... E A D value E X P E C T I N G value - See "Memory Problems" on page 98. MEMORY ALLOCATION ERROR - 1 Turn off the computer, wait...E A T address , R E A D value E X P E C T I N G value - M E M O R Y S I Z E I N C MO S I N V A L I D - See "Memory Problems" on page 98. 120 Troubleshooting Tools
  • Dell Precision T7400 | User's Guide - Page 121
    ... bootable media and restart your computer. NOT ENOUGH MEMORY OR RESOURCES. CLOSE SOME PROGRAMS AND TRY A ... you want to use first. O P E R A T I N G S YS T E M N O T F O U N D - Contact Dell (see "Contacting Dell" on page 287). P L E A S E C O N N E C T U S B K E Y B O A R D / M O U S E T O USB P O ...
  • Dell Precision T7400 | User's Guide - Page 122
    ... floppy disk or hard drive. S E E K E R R O R - See "Drive Problems" on page 93. S H U T D O W N F A I L U R E - Run the Dell Diagnostics. See "Dell ... 169). T I M E 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 123. 122 Troubleshooting Tools
  • Dell Precision T7400 | User's Guide - Page 123
    ...safety instructions in the Product Information Guide. When to Use the Dell Diagnostics If you experience a problem ...checks in "Lockups and Software Problems" on page 96 and run the Dell Diagnostics before ...you begin. NOTICE: The Dell Diagnostics works only on Dell™ computers. NOTE: The Drivers and ...
  • Dell Precision T7400 | User's Guide - Page 124
    ... your hard drive or from the Drivers and Utilities media. Starting the Dell Diagnostics From Your ...and Utilities media. See "Starting the Dell Diagnostics From the Drivers and Utilities Media" on page ... that you want to run. Starting the Dell Diagnostics From the Drivers and Utilities Media 1 Insert...
  • Dell Precision T7400 | User's Guide - Page 125
    ... error code and problem description and follow the instructions on the screen. If you cannot resolve the error condition, contact Dell (see "Contacting Dell" on ...is located at the top of each test screen. If you contact Dell, technical support will ask for your Service Tag. 3 If you run a test from ...
  • Dell Precision T7400 | User's Guide - Page 126
    ... the selected device. The Dell Diagnostics obtains configuration information for all devices from system setup, memory, and various internal tests, and it displays...are running the Dell Diagnostics from the Drivers and Utilities media, remove the disc. 5 Close the test screen to ...
  • Dell Precision T7400 | User's Guide - Page 127
    ... to a printer, print each file. Otherwise, record the contents of each file before calling Dell. Error message, beep code, or diagnostic code: Description of problem and troubleshooting procedures you performed: Troubleshooting Tools 127
  • Dell Precision T7400 | User's Guide - Page 128
    128 Troubleshooting Tools
  • Dell Precision T7400 | User's Guide - Page 129
    ... Each device has its own set of specialized commands that only its driver recognizes. Dell ships your computer to you with required drivers ... whether the driver is the source of your problem and, if necessary, update the driver. Microsoft® Windows® XP 1 Click Start→ Control Panel. Reinstalling ...
  • Dell Precision T7400 | User's Guide - Page 130
    ...Drivers and Utilities" on page 130). Reinstalling Drivers and Utilities I NOTICE: The Dell Support website at support.dell.com and your Drivers and Utilities disc provide approved drivers for ... Rollback If a problem occurs on your computer after you install or update a driver, use Windows ...
  • Dell Precision T7400 | User's Guide - Page 131
    ... tab→ Roll Back Driver. If Device Driver Rollback does not resolve the problem, then use System Restore (see "Restoring ... computer to the operating state that existed before you installed the new driver. Troubleshooting Software and Hardware Problems in the Microsoft® Windows® XP and Microsoft ...
  • Dell Precision T7400 | User's Guide - Page 132
    ... your operating system and preserving data files. Dell PC Restore by Symantec (available in Windows XP) and Dell Factory Image Restore (available in Windows Vista) returns your hard drive ... installed after you received the computer. Use Dell PC Restore or Dell Factory Image Restore only if...
  • Dell Precision T7400 | User's Guide - Page 133
    ...restore point. 3 Click Next and follow the remaining on-screen prompts. Windows Vista: 1 Click Start . ...type System Restore and press . NOTE: The User Account Control window may appear. ... Click Next and follow the remaining prompts on the screen. In the event that System Restore did not resolve...
  • Dell Precision T7400 | User's Guide - Page 134
    ...if System Restore did not resolve your operating system problem. NOTE: Dell PC Restore by Symantec and Dell Factory Image ... PC Restore Using PC Restore: 1 Turn on the computer. During the boot process, a blue bar with www.dell.com appears at the top of the screen. 2 Immediately upon seeing the blue ...
  • Dell Precision T7400 | User's Guide - Page 135
    ... OK. Removing PC Restore: NOTICE: Removing Dell PC Restore from the hard drive permanently deletes... use it to restore your computer operating system. Dell PC Restore enables you to restore ... local administrator. 2 In Microsoft Windows Explorer, go to c:\dell\utilities\DSR. 3 Double-click the filename ...
  • Dell Precision T7400 | User's Guide - Page 136
    ...Removal window and restart the computer. Windows Vista: Dell Factory Image Restore 1 Turn on the computer. ... prompt, type administrator in the User name field, then click OK. 5 Click Dell Factory Image ... Dell Factory Image Restore. The Dell Factory Image Restore welcome screen appears. 6 Click Next....
  • Dell Precision T7400 | User's Guide - Page 137
    ... following items: • • Dell™ Operating System disc Dell Drivers and Utilities disc NOTE: ... were installed during the assembly of the computer. Use the Dell Drivers and Utilities disc to load any ... your computer, or whether you requested the disc, the Dell Drivers and Utilities disc and Operating ...
  • Dell Precision T7400 | User's Guide - Page 138
    ... appears, continue to wait until you see the Microsoft® Windows® desktop; then, shut down your computer and try again. NOTE: ... CD/DVD/CD-RW Drive and press . 6 Press any key to Boot from CD-ROM. 7 Follow the instructions on the screen to complete the installation. 138 Reinstalling Software
  • Dell Precision T7400 | User's Guide - Page 139
    ... page 139 and "Before Working Inside Your Computer" on page 140. You have read the safety information in the Dell™ Product Information Guide. A component can be replaced or-if purchased separately-installed by performing the removal procedure in reverse order. Recommended Tools The procedures...
  • Dell Precision T7400 | User's Guide - Page 140
    ... you shut down your operating system, press and hold the power button for about 4 seconds to turn them off. Before Working ... should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. NOTICE: When you disconnect a cable, pull on ...
  • Dell Precision T7400 | User's Guide - Page 141
    ... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, ... security cable, remove it from the security cable slot. NOTICE: Ensure that sufficient space exists to support the removed cover-at least ...
  • Dell Precision T7400 | User's Guide - Page 142
    1 2 3 1 cover latch release 3 cover hinges 2 computer cover 5 Locate the three hinge tabs on the edge of the computer. 6 Grip the sides of the computer cover and pivot the cover up, using the hinges as leverage points. 7 Release the cover from the hinge tabs and set it aside in a secure ...
  • Dell Precision T7400 | User's Guide - Page 143
    ...the Front Panel 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 ...
  • Dell Precision T7400 | User's Guide - Page 144
    ... 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 ...
  • Dell Precision T7400 | User's Guide - Page 145
    .... Do not attempt to boot the computer before replacing the computer cover. 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 get caught underneath the drives. 2 Ensure that no tools or extra parts are left inside the ...
  • Dell Precision T7400 | User's Guide - Page 146
    ...I/O Panel 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 opening...
  • Dell Precision T7400 | User's Guide - Page 147
    ... lights headphone connector 2 4 6 USB ports (2) microphone connector front-panel air temperature sensor NOTICE: The front-panel temperature sensor cable must be installed in this connector at all times while your computer is running or thermal problems may result. Adding and Replacing Parts 147
  • Dell Precision T7400 | User's Guide - Page 148
    ... its four screws. Disconnect its power cable. Move it slightly up and to the right at an angle to free it from the card fan and the memory-riser support structure. Set the riser aside. 5 Loosen the captive thumbscrews that secure the memory shroud and lift ...
  • Dell Precision T7400 | User's Guide - Page 149
    ... from the computer. Replacing the I/O Panel NOTICE: Ensure that you replace all cables originally attached to the I/O panel or you may experience computer problems. Follow the removal procedure ("Removing the I/O Panel" on page 148) in reverse order. Ensure that the plastic piece that fits over the...
  • Dell Precision T7400 | User's Guide - Page 150
    ... (see "Removing the Computer Cover" on page 141). 3 Loosen the captive thumbscrews that secure the memory shroud and lift it away from the computer. 4 Lift the memory fan away from the computer to access the heatsink screws. 150 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 151
    1 2 3 1 memory shroud 3 memory fan (only present on computers without memory riser cards) 2 thumbscrews (2) NOTE: To loosen the two captive screws on each side of the heat-sink assembly, you need a long Phillips screwdriver. 5 ...
  • Dell Precision T7400 | User's Guide - Page 152
    ... 2 captive screw housing (4) NOTICE: If you are installing a processor upgrade kit from Dell, discard the original heat-sink assembly. If you are not installing a processor upgrade kit from Dell, reuse the original heat-sink assembly when you install your ...
  • Dell Precision T7400 | User's Guide - Page 153
    ... processor. See "Installing the Processor" on page 154. Otherwise, continue with step 10. NOTICE: The memory shroud holds the (optional) memory risers in place; its thumbscrews must be sufficiently tight in order to secure the risers and to avoid damage. Adding and...
  • Dell Precision T7400 | User's Guide - Page 154
    ... memory fan. Tighten the thumbscrews until the memory shroud is well secured and will not shift ... while lifting. See your Product Information Guide for other important safety information. CAUTION:... 141). 3 Loosen the captive thumbscrews that secure the memory shroud and lift it away from the computer....
  • Dell Precision T7400 | User's Guide - Page 155
    1 2 3 1 memory shroud 3 memory fan (only present on systems without memory riser cards) 2 thumbscrews (2) 4 If you are replacing a processor, remove the processor (see "Removing the Processor" on page 150). 5 Unpack the new ...
  • Dell Precision T7400 | User's Guide - Page 156
    1 2 3 4 1 3 processor cover socket 2 4 processor release lever 7 Orient the front and rear alignment notches on the processor with the front and rear alignment notches on the socket. 8 Align the pin-1 corners of the processor and socket. 156 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 157
    1 7 2 3 4 6 1 3 5 7 tab center cover latch front alignment notch rear alignment notch 2 4 6 5 processor socket socket release lever socket and processor pin-1 indicator NOTICE: To avoid damage, ensure that the processor aligns properly with the socket, and do not use excessive force when you ...
  • Dell Precision T7400 | User's Guide - Page 158
    ...NOTICE: If you are not installing a processor upgrade kit from Dell, reuse the original heat-sink assembly .... If you installed a processor replacement kit from Dell, return the original heat-sink assembly and processor to Dell in the same package in which your replacement kit was sent. 14 Install the...
  • Dell Precision T7400 | User's Guide - Page 159
    1 2 1 heat-sink assembly 2 captive screw housing (4) NOTICE: The memory shroud holds the (optional) memory risers in place; its .... 15 Replace the memory shroud and memory fan. Tighten the thumbscrews until the memory shroud is well secured and will not shift when the computer is moved. 16 ...
  • Dell Precision T7400 | User's Guide - Page 160
    19 Press to enter system setup and check under Processor Info to verify that the new processor has been installed properly. Power Supply DC Connector Pin Assignments 160 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 161
    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 ... V 3.3V SE 3.3 V 12 VD PSON 12 VD Wire Color Orange Orange Orange Black Gray Purple Black Blue Yellow/ White Red Red Black Black Orange Orange Orange Yellow/ White Green Yellow/ White Adding and Replacing Parts ...
  • Dell Precision T7400 | User's Guide - Page 162
    ... Wire Size 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG DC Power Connectors P2 11 12 13 14 15 16 17 18 19 20 1 2 3... VA 12 VA COM COM 12 VB 12 VB 12 VC COM COM 18-AWG Wire Blue/White Blue/White Black Black Yellow Yellow Black Black White White Blue/White Black Black 162 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 163
    ... COM 12 VB OPEN 18-AWG Wire Black Yellow Black Black Black White DC Power Connector P5 4 5 6 1 2 3 Signal name 12 VD 12 VD 12 VD COM COM COM ... Wire Yellow/White Yellow/White Yellow/White Black Black Black Pin Number 1 2 3 4 5 6 DC Power Connector P7 4 3 2 1 Adding and Replacing Parts 163
  • Dell Precision T7400 | User's Guide - Page 164
    ...Name 1 2 3 4 12 VCDC GND GND +5 V 18-AWG Wire Blue/White Black Black Red DC Power Connectors P10, P11 5 4 3 2 1 18-AWG Wire Orange Black Red Black White ... 2 3 4 5 Signal name +3.3 VDC COM +5 VDC COM +12 VB DC Power Connectors P12, P13, P14, P15, P16, P17 Pin Number 1...
  • Dell Precision T7400 | User's Guide - Page 165
    Pin Number 5 Signal name +12 VC 18-AWG Wire Blue/White DC Power Connector P18 4 5 6 1 2 3 Signal name 12 VE 12 VE 12 ... COM 18-AWG Wire Blue/Yellow Blue/Yellow Blue/Yellow Black Black Black Pin Number 1 2 3 4 5 6 DC Power Connector P19 5 6 7 8 1 2 3 4 Signal name COM 12 VD 12 VD 3.3 V COM ...
  • Dell Precision T7400 | User's Guide - Page 166
    ... V 18-AWG Wire Black Black Orange DC Power Connector P22, P23 1 2 Signal name 12 VA COM 20-AWG Wire Yellow Black Pin Number 1 2 DC Power Connector P24 5 6 7 8 1 2 3 4 Signal name 12 VE 12 VE 12 VE COM COM COM COM COM 18-AWG Wire Blue/Yellow Blue/Yellow Blue/Yellow Black Black Black Black ...
  • Dell Precision T7400 | User's Guide - Page 167
    ... 1 2 3 4 Signal name 5V COM COM 12 VC 18-AWG Wire Red Black Black Blue/White Removing the Power Supply CAUTION: Before performing any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard ...
  • Dell Precision T7400 | User's Guide - Page 168
    1 1 power supply screws (4) 5 Slide the power supply toward the front of the computer by approximately one inch. 6 Lift the power supply out of the computer. 168 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 169
    ... power supply into place. 2 Replace the four screws that secure the power supply to the back of the computer chassis. 3 Reconnect the DC power... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock,...
  • Dell Precision T7400 | User's Guide - Page 170
    ... injury; avoid bending over while lifting. See your Product Information Guide for other important safety information. CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure to install the stand could result in the computer ...
  • Dell Precision T7400 | User's Guide - Page 171
    ... connector by pressing down firmly on the positive side of the connector. 6 While supporting the battery connector, press the battery tab away from the positive... battery. For more information, see your Product Information Guide. Replacing the Battery 1 Follow the procedures in "Before You Begin" on ...
  • Dell Precision T7400 | User's Guide - Page 172
    ... by your computer, see "Specifications" on page 29. NOTICE: Before you install new memory modules, download the most recent BIOS for your computer from the Dell Support website at support.dell.com. 172 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 173
    ... spreaders (FLHS) are required for all DIMMs. NOTE: Memory purchased from Dell is covered under your computer warranty. Fully Buffered DIMM (FBD) Memory Overview For ... slots 1-4 and then into DIMM slots 5-8 on the system board. Pairs of memory should be first installed into slots ...
  • Dell Precision T7400 | User's Guide - Page 174
    .... Addressing Memory With 4-GB or Greater Configurations (32-bit Operating Systems Only) This computer supports a maximum of 32 GB of memory when eight 4-GB DIMMs are ... Vista, can use a maximum of 4 GB of address space; however, the amount of memory available to the operating system is ...
  • Dell Precision T7400 | User's Guide - Page 175
    Removing Memory Without Memory Riser Cards CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product..." on page 141). 3 Loosen the captive thumbscrews that secure the memory shroud and lift it away from the computer. Adding and...
  • Dell Precision T7400 | User's Guide - Page 176
    1 2 3 1 3 memory shroud memory fan 2 thumbscrews (2) 4 Note the position of the memory fan, then lift the memory fan free from the fan support structure and set it aside. 176 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 177
    ... memory fan 2 memory fan support structure CAUTION: Fully-buffered memory modules may ... Press out the securing clip at each end of the memory module connector. 6 Grasp the module and pull...and forth to remove it from the connector. 7 Replace the memory fan on the fan support structure. Adding and ...
  • Dell Precision T7400 | User's Guide - Page 178
    ...3 1 3 memory shroud memory fan 2 thumbscrews (2) NOTICE: The memory shroud holds the (optional) memory risers in place; its thumbscrews must be sufficiently tight in order to secure the risers and to avoid damage. 8 Replace the memory shroud. Tighten the thumbscrews until the memory shroud is ...
  • Dell Precision T7400 | User's Guide - Page 179
    ... can be used with the riser cards. The other slots (DIMM_5-8) must be left vacant. You must remove the memory riser cards from the computer in order to install memory on them. The memory slots on each riser card are numbered DIMM_1-DIMM_4. Memory must be installed on...
  • Dell Precision T7400 | User's Guide - Page 180
    Install memory modules in order of their labels on the system board; matched sets of four should be ... not install non-ECC, unbuffered, or non-fully-buffered memory modules. Doing so may cause the system not to boot. Installing Memory (With Optional Memory Riser Cards) CAUTION: Before you begin any ...
  • Dell Precision T7400 | User's Guide - Page 181
    1 2 1 memory shroud 2 thumbscrews (2) 3 Loosen the captive thumbscrews that secure the memory shroud and lift it away from the computer. CAUTION: Fully-buffered memory modules may become very hot during normal operation. Ensure that memory modules have had sufficient time to cool before you ...
  • Dell Precision T7400 | User's Guide - Page 182
    1 2 3 1 power connectors (4) 3 securing clips (2) 2 memory connectors (4) 4 Disconnect the power cable from memory riser card 1 and 2. 5 Grasp the memory riser card 1 at each corner and lift memory riser card 1 and attached card 2 from the DIMM_1 and DIMM_2 slots on the system board. If ...
  • Dell Precision T7400 | User's Guide - Page 183
    ...2 memory riser cards 3 and 4 6 Disconnect the power cables from memory riser cards 3 and 4. 7 Grasp the... clip at each end of the module connector on the memory riser card into which you are installing memory...-length heat spreaders (FLHS) are required for any memory in a memory riser and for 667 MHz ...
  • Dell Precision T7400 | User's Guide - Page 184
    ... carefully to ensure that it is facing the correct direction; FBDs on memory riser cards 1 and 2 face a different direction than those on riser cards 3 and 4. 9 Align the notch on the bottom of the module with the crossbar in the connector. 2 1 3 4 1 cutouts (2) 3 notch 2 4 memory module crossbar ...
  • Dell Precision T7400 | User's Guide - Page 185
    ... position. 1 2 1 memory riser cards 1 and 2 2 memory riser cards 3 and 4 NOTE: If a memory-riser power cable is not plugged in, the system will not boot. 13 Connect the power cables back into memory riser cards 3 and 4. 14 Ensure that memory riser card 1 is ...
  • Dell Precision T7400 | User's Guide - Page 186
    ... the riser cards into the connectors until both riser cards snap into position. NOTE: If a memory-riser power cable is not plugged in, the system will not boot. 16 Connect the power cables back into memory riser cards 1 and 2. 1 2 1 memory shroud 2 ...
  • Dell Precision T7400 | User's Guide - Page 187
    .... 22 When the Installed Memory total is correct, press to exit system setup. 23 Run the Dell Diagnostics to verify that the memory modules are operating properly. See "Dell Diagnostics" on page 123. Removing Memory (With Optional Memory Riser Cards) CAUTION: Before you ...
  • Dell Precision T7400 | User's Guide - Page 188
    ... computer cover (see "Removing the Computer Cover" on page 141). 1 2 1 memory shroud 2 thumbscrews (2) 3 Loosen the captive thumbscrews that secure ... have had sufficient time to cool before you touch them. 4 Disconnect the power cables from memory riser cards 1 and 2. 188 Adding and Replacing ...
  • Dell Precision T7400 | User's Guide - Page 189
    1 2 3 1 power connectors (4) 3 securing clips (2) 2 memory module connectors (4) 5 Grasp the memory riser card 1 at each corner and lift memory riser card 1 and attached card 2 from the DIMM_1 and DIMM_2 memory module connectors on the system board. If a card is ...
  • Dell Precision T7400 | User's Guide - Page 190
    1 2 1 memory riser cards 1 and 2 2 memory riser cards 3 and 4 6 Disconnect the power cables from memory riser cards 3 and 4. 190 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 191
    ... power connectors (4) 3 securing clips (2) 2 memory module connectors (4) 7 Grasp the memory riser card ...securing clip at each end of the module connector on the memory riser card from which you are removing ...and pull up to lift the memory module from the memory riser card. If a module is difficult ...
  • Dell Precision T7400 | User's Guide - Page 192
    ... the connectors until both riser cards snap into position. NOTE: If a memory-riser power cable is not plugged in, the system will not boot. ... connectors 3 securing clips (2) 2 connector 12 Connect the power cables to memory riser cards 3 and 4. 13 Ensure that memory riser card...
  • Dell Precision T7400 | User's Guide - Page 193
    ...Insert the riser cards into the connectors until both riser cards snap into position. NOTE: If a memory-riser power cable is not plugged in, the system will not boot. 15 Connect the power cables to memory riser cards 1 and 2. NOTICE: The memory shroud holds the (...
  • Dell Precision T7400 | User's Guide - Page 194
    .... You can do so by touching an unpainted metal surface on the computer. Expansion Card Support NOTE: To upgrade...dual-graphics configuration (with the graphics riser card), you will need additional parts that can be ordered from Dell. See "Contacting Dell" on page 287. In a configuration without dual...
  • Dell Precision T7400 | User's Guide - Page 195
    ... computer. If you are replacing a card, uninstall the existing driver for the card. Installing an Expansion ... lifting. See your Product Information Guide for other important safety information. CAUTION:... should be installed at all times to ensure maximum system stability. Failure to install the stand...
  • Dell Precision T7400 | User's Guide - Page 196
    1 2 1 card retention device 2 tab 4 Press down the tab on the top of the card retainer at the appropriate card slot and pivot the card retainer back through the chassis wall. 196 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 197
    ...release tab 2 card retainer 5 If you are installing a new card, remove the filler bracket to create a cardslot opening. Then continue ...connected to the card. If the card is full-length, press the release tab on the end of the alignment guides on the fan bracket. If the connector has a release tab,...
  • Dell Precision T7400 | User's Guide - Page 198
    ...card is full-length, align it between the plastic card guides on the card fan. 9 Position the card so that it is aligned with the slot and the securing tab ... in the slot If there is a release tab on the card slot, pull the release tab. 4 1 3 2 1 3 bracket within slot card fully ...
  • Dell Precision T7400 | User's Guide - Page 199
    ... notch in the top of each card or filler bracket fits around the alignment guide. NOTE: For extra security... right side up to secure a card. 2 3 1 4 1 card retainer 3 alignment guide For extra security, remove the...alignment guide (an upside-down screw) and screw it in right side up to secure a card....
  • Dell Precision T7400 | User's Guide - Page 200
    ...into place. NOTICE: Do not route card cables behind the cards. Cables routed behind the... could cause damage to the equipment. 1 2 1 release tab 2 card retainer 13 Connect any cables that... information about the card's cable connections. 14 Press the card retention device back into its original ...
  • Dell Precision T7400 | User's Guide - Page 201
    ...the computer and devices to electrical outlets, and then turn them on. 17 If you installed a sound card: a b Enter system setup, select Integrated Audio, ... change the setting to Off. Connect external audio devices to the sound card's connectors. Do not connect external audio devices...
  • Dell Precision T7400 | User's Guide - Page 202
    ... not connect the network cable to the network connector on the back panel. 19 Install any drivers required for the card as described in the card documentation. Removing an Expansion Card ... while lifting. See your Product Information Guide for other important safety information. CAUTION: ...
  • Dell Precision T7400 | User's Guide - Page 203
    ... retention device 2 tab 3 Press the tabs on either end of the card retention device and lift to remove it from the computer. 4 Press down the tab on the top of the card retainer at the appropriate card slot and pivot the card retainer back through the chassis wall. Adding and Replacing Parts ...
  • Dell Precision T7400 | User's Guide - Page 204
    ... card. If the card is full-length, press the release tab on the end of the alignment guides on the fan ...card permanently, install a filler bracket in the empty card-slot opening. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer....
  • Dell Precision T7400 | User's Guide - Page 205
    ... notch in the top of each card or filler bracket fits around the alignment guide. NOTE: For extra security, ... right side up to secure a card. 2 3 1 4 1 card retainer 3 alignment guide 2 alignment bar 4 filler ... alignment guide (an upside-down screw) and screw it in right side up to secure a card. ...
  • Dell Precision T7400 | User's Guide - Page 206
    ...the card for information about the card's cable connections. 9 Rotate the card retainer back into its original position; ... tab clicks into place. 1 2 1 release tab 2 card retainer 10 Reconnect the data cable to... hard drive. 11 Reconnect the hard drive power cable to each installed hard drive. ...
  • Dell Precision T7400 | User's Guide - Page 207
    ... 145), reconnect the computer and devices to electrical outlets, and then turn them on. 15 Uninstall the driver for the removed card. See the documentation that came with the card. 16 If you removed a sound card: a b Enter system setup, select Integrated Audio, and then ...
  • Dell Precision T7400 | User's Guide - Page 208
    ... cards, see "Removing an Expansion Card" on page 202. NOTE: To upgrade to or downgrade from an SLI configuration, you will need additional parts that can be ordered from Dell. See "Contacting Dell" on page 287. 1 Follow the procedures in ...
  • Dell Precision T7400 | User's Guide - Page 209
    1 2 1 card retention device 2 tab 3 Press the tabs on either end of the card retention device and lift to remove it from the computer. 4 Gently securing both graphics cards with one hand, remove the graphics card bridge (if present) with your other hand by pulling it up and away from...
  • Dell Precision T7400 | User's Guide - Page 210
    ...present on some dual-graphics configurations) dual-PCI Express graphics cards 2 power connectors (2) 3 5 Disconnect any cables connected to the card. 6 Press down the tab on the top of the card retainer at the appropriate card slot and pivot the card retainer back ...
  • Dell Precision T7400 | User's Guide - Page 211
    ... cables connected to the card. If the card is full-length, press the release tab on the end of the alignment guides on the fan bracket. If the connector has a release tab, press the release tab as you grasp the card by its top corners, and ease it out of its connector. Adding...
  • Dell Precision T7400 | User's Guide - Page 212
    ... NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification... notch in the top of each card or filler bracket fits around the alignment guide. NOTE: For extra security... alignment guide (an upside-down screw) and screw it in right side up to secure a card....
  • Dell Precision T7400 | User's Guide - Page 213
    ...fully seated card 2 bracket caught outside of slot 4 not fully seated card NOTICE: Do not route card cables behind the cards. Cables routed behind the cards ... for information about the card's cable connections. 11 Rotate the card retainer back into its original position; push its...
  • Dell Precision T7400 | User's Guide - Page 214
    1 2 1 release tab 2 card retainer 12 Press the card retention device back into its original position; push it down until it clicks into place. 214 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 215
    ...on. Installing PCI Express Graphics Cards in a Dual Configuration NOTE: To upgrade to or downgrade from a dual-graphics configuration,... need additional parts that can be ordered from Dell. See "Contacting Dell" on page 287. This section regards dual configurations of PCI Express graphics cards only....
  • Dell Precision T7400 | User's Guide - Page 216
    ... from or downgrading to a single graphics to a dual-graphics configuration, you will need additional parts. Contact Dell to obtain optional upgrade or downgrade parts (see "Contacting Dell" on page 287). See "System Board Components" on page 27 to locate the PCI...
  • Dell Precision T7400 | User's Guide - Page 217
    ... retention device 2 tab 3 Press the tabs on either end of the card retention device and lift to remove it from the computer. 4 Press down the tab on the top of the card retainer at the appropriate card slot and pivot the card retainer back through the chassis wall. Adding and Replacing Parts ...
  • Dell Precision T7400 | User's Guide - Page 218
    ...it for your computer. 7 If the card is full-length, align it between the plastic card guides on the card fan. 8 Position the card so that it is aligned with the slot and the securing tab (if present) is aligned with the securing slot. 218 Adding and ...
  • Dell Precision T7400 | User's Guide - Page 219
    .... Press down firmly and ensure that the card is fully seated in the slot. 10 Before you rotate the...The notch in the top of each card or filler bracket fits around the alignment guide. NOTE: For extra security,...the alignment guide (an upside-down screw) and screw it in right side up to secure a card. ...
  • Dell Precision T7400 | User's Guide - Page 220
    ... fully seated card 2 4 bracket caught outside of slot not fully seated card NOTICE: Do not route card cables behind the cards. Cables routed behind the cards ... for information about the card's cable connections. 12 Rotate the card retainer back into its original position; push ...
  • Dell Precision T7400 | User's Guide - Page 221
    1 2 1 release tab 2 card retainer 13 Press the card retention device back into its original position; push it down until it clicks into place. Adding and Replacing Parts 221
  • Dell Precision T7400 | User's Guide - Page 222
    1 2 1 card retention device 2 tab NOTICE: An incorrectly attached graphics power cable may result in degraded graphics performance. 14 Connect the power cable to the power connector on the card. For information about the card cable connections, see the documentation ...
  • Dell Precision T7400 | User's Guide - Page 223
    ... some dual-graphics configurations) dual-PCI Express graphics cards 2 power connectors (2) 3 NOTICE: To connect a network cable, ...-graphics configuration (with the graphics riser card), you will need additional parts that can be ordered from Dell. See "Contacting Dell" on page 287. 1 Follow the ...
  • Dell Precision T7400 | User's Guide - Page 224
    ... b c d Remove its four screws. Disconnect its power cable. Move it slightly up and to the right at an angle to free it from the card fan and the memory-riser support structure. Set the riser aside. 224 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 225
    ...to or downgrade from a dual-graphics configuration (with the graphics riser card), you will need additional parts that can be ordered from Dell. See "Contacting Dell" on page 287. Follow the steps for graphics riser card removal in reverse order. Drives Your ...
  • Dell Precision T7400 | User's Guide - Page 226
    ... optical drives (if no floppy drive, Media Card Reader, or hard drive is installed in a 5.25-inch bay...can hold an optical drive, floppy drive, Media Card Reader, or SATA hard drive in a special drive ...plate and insert NOTE: The 5.25-inch Media Card Reader/floppy drive carrier is not interchangeable ...
  • Dell Precision T7400 | User's Guide - Page 227
    ...drive, you connect two cables-a DC power cable from the power supply and a data cable-to the..., you connect two cables-a DC power cable from the power supply and a data cable-to the... missing pin on one connector matches a tab or a filled-in hole on the other connector. Power Cable Connectors 2 ...
  • Dell Precision T7400 | User's Guide - Page 228
    SATA Data Cable Connectors 1 4 2 3 1 3 SATA data cable SATA drive 2 SATA connector on system board SATA data cable 228 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 229
    SAS Data Cable Connectors 2 1 3 4 5 1 3 5 power cable interposer HDD connector 2 4 SAS data cable SAS drive Adding and Replacing Parts 229
  • Dell Precision T7400 | User's Guide - Page 230
    Controller Card Data Cable Connectors 2 1 3 6 4 1 3 5 SAS data connector interposer SAS connector 2 4 6 power ... you only use SAS cables purchased from Dell. Cables purchased elsewhere are not guaranteed to work with Dell computers. Drive numbering is marked upon the chassis beside the hard-drive bays...
  • Dell Precision T7400 | User's Guide - Page 231
    ... lifting. See your Product Information Guide for other important safety information. CAUTION: ... should be installed at all times to ensure maximum system stability. Failure to install the stand ... the Computer Cover" on page 141). 4 Disconnect the power cable from the hard drive. 5 Disconnect the data ...
  • Dell Precision T7400 | User's Guide - Page 232
    1 2 3 1 3 power cable HDD connector 2 data cable 232 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 233
    2 1 3 4 1 3 power cable SAS interposer connector 2 4 data cable HDD connector 7 Press the blue tabs on each side of the hard-drive bracket toward each other and slide the drive up and out of the hard-drive bay. Adding and Replacing Parts 233
  • Dell Precision T7400 | User's Guide - Page 234
    1 2 3 1 3 blue tabs (2) hard-drive bay 2 hard drive 8 Ensure that all connectors are properly cabled and firmly seated. 9 Replace the computer cover (see "Replacing the Computer Cover" on page 145). NOTICE: To connect a network cable, first plug the cable into the network port or device and ...
  • Dell Precision T7400 | User's Guide - Page 235
    ... any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always...avoid bending over while lifting. See your Product Information Guide for other important safety information. Adding and Replacing Parts ...
  • Dell Precision T7400 | User's Guide - Page 236
    CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure to install the stand could result in the computer tipping over, potentially resulting in bodily injury or damage to the computer. 5 Remove the computer cover (see "Removing the Computer Cover" on...
  • Dell Precision T7400 | User's Guide - Page 237
    8 Connect the power cable to the drive. 9 Connect one end of the data cable to the hard drive. ... If you are using a add-in storage controller card, the other end of the data cable is attached to ... SATA boot drive in a five-drive configuration.) 1 2 3 1 3 power cable HDD connector 2 data cable Adding...
  • Dell Precision T7400 | User's Guide - Page 238
    ...1 3 4 1 3 power cable SAS interposer connector 2 4 data cable HDD connector 11 Ensure that all connectors are properly...to electrical outlets, and turn them on. See the documentation that came with the drive for instructions on installing any software required for drive operation. 238 Adding and ...
  • Dell Precision T7400 | User's Guide - Page 239
    ... for your operating system for instructions. 19 Test the hard drive by running the Dell Diagnostics. See "Dell Diagnostics" on page 123. 20 ... the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical ...
  • Dell Precision T7400 | User's Guide - Page 240
    ... back of the hard drive and from the connector on the system board. 1 2 3 4 5 1 3 5 data cable data cable optional SATA hard drive 2 4 power cable SATA connector on system board NOTE: The optional fifth SATA hard drive can be installed in any of the 5.25-inch drive bays. 240 Adding and ...
  • Dell Precision T7400 | User's Guide - Page 241
    ...1 sliding-plate lever 2 optional fifth hard drive NOTE: The optional fifth SATA hard drive can be installed in any of the 5.25-inch drive bays. 7 Press the blue tabs on each side of the hard-drive bracket toward each other and slide the drive up and out of the hard-drive carrier. 8 Set the drive ...
  • Dell Precision T7400 | User's Guide - Page 242
    ... in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against ... lifting. See your Product Information Guide for other important safety information. CAUTION:... or hard drive. See the appropriate removal instructions. 242 Adding and Replacing Parts...
  • Dell Precision T7400 | User's Guide - Page 243
    6 Place the SATA hard drive in the hard-drive bracket and press the drive down until it snaps securely into place. 1 2 1 hard drive 2 hard-drive bracket 7 Slide the hard drive in the hard-drive bracket into the hard-drive carrier. 1 2 1 hard-drive carrier 2 hard drive in hard-drive ...
  • Dell Precision T7400 | User's Guide - Page 244
    ...-plate lever 2 hard-drive carrier with hard drive NOTE: The optional fifth SATA hard drive can be installed in any of the 5.25-inch drive bays. 9 Connect a power cable to the hard drive. 10 Connect the data cable to the back of the drive and to the connector on the system board. 244 Adding and ...
  • Dell Precision T7400 | User's Guide - Page 245
    1 2 3 4 1 3 data cable data cable 2 4 power cable SATA2 connector on system board 11 Ensure that all connectors are properly cabled and firmly seated. 12 Reinstall the drive panel (see "Replacing the Drive Panel" on page 249). 13 Replace the computer cover (see "Replacing the Computer Cover" ...
  • Dell Precision T7400 | User's Guide - Page 246
    ...computer. 17 Enter system setup, and update the appropriate Drive option (see "System ... in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against ...while lifting. See your Product Information Guide for other important safety information. CAUTION...
  • Dell Precision T7400 | User's Guide - Page 247
    ... any screws. 1 Remove the drive panel (see "Removing the Drive Panel" on page 246). NOTICE: To avoid breaking the drive-panel insert tab, do not pull the insert more than approximately 1 cm (½ inch) away from the drive panel before sliding the tab out of the slot. Adding and Replacing Parts 247
  • Dell Precision T7400 | User's Guide - Page 248
    2 Pinch the drive-panel insert release tabs and rotate the insert just enough to free the release tabs. 1 2 4 3 1 drive panel 3 drive-panel insert release tabs (2) 2 4 drive-panel insert drive-panel insert tab in tab slot 2 1 248 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 249
    ... the drive panel insert tab out from the tab slot 4 Set the drive-panel insert aside in a... drive-panel insert tab into the drive-panel slot. 1 4 2 3 1 3 drive panel drive-panel insert release tabs...-panel insert drive-panel insert tab in tab slot 2 Pinch the drive-panel insert release tabs together...
  • Dell Precision T7400 | User's Guide - Page 250
    ... injury; avoid bending over while lifting. See your Product Information Guide for other important safety information. CAUTION: The computer stand should be installed at all times to ensure maximum system stability. Failure to install the stand could result in the computer ...
  • Dell Precision T7400 | User's Guide - Page 251
    ... 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...panel (see "Removing the Drive Panel" on page 246). 4 Disconnect the power and data cables from the back of the floppy drive. 5 ...
  • Dell Precision T7400 | User's Guide - Page 252
    1 2 3 1 3 power cable floppy-drive connector (DSKT) 2 data cable 6 Slide the sliding-plate lever to the right to release the shoulder screw and slide the drive carrier out of the drive bay. 252 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 253
    ... the empty drive carrier by sliding it back into the drive bay until it clicks into place. If you later decide to install another floppy drive or a Media Card Reader in that drive bay, you can slide it into the drive carrier without removing the carrier from the drive bay. b Install a drive panel ...
  • Dell Precision T7400 | User's Guide - Page 254
    ...drive in the drive bay, see the appropriate installation instructions. 10 Reinstall the drive panel (see... lifting. See your Product Information Guide for other important safety information. CAUTION... that device (see the appropriate device removal instructions). 6 If no screws are attached to the drive...
  • Dell Precision T7400 | User's Guide - Page 255
    1 2 1 floppy drive 2 screws (4) 7 If an empty 3.5-inch drive carrier is installed in the drive bay, slide the floppy drive into the drive carrier until it clicks into place. Otherwise: a b Slide the floppy drive into the 3.5-inch drive carrier until it clicks into place. Then, while pressing...
  • Dell Precision T7400 | User's Guide - Page 256
    1 2 1 floppy drive 2 floppy drive carrier 8 Attach the power and data cables to the floppy drive. 9 Connect the other end of the data cable to the system board connector labeled "DSKT." To locate the system board connector, see "System Board Components" on page 27. 256 Adding and Replacing ...
  • Dell Precision T7400 | User's Guide - Page 257
    1 2 3 1 3 power cable floppy-drive connector (DSKT) 2 data cable 10 Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling vents. 11 Reinstall the drive panel (see "Replacing the Drive Panel" on page 249). 12 Replace the computer cover...
  • Dell Precision T7400 | User's Guide - Page 258
    ... Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). Media Card Reader CAUTION: Before you begin ... bending over while lifting. See your Product Information Guide for other important safety information. CAUTION: The computer...
  • Dell Precision T7400 | User's Guide - Page 259
    ... from the system board connector labeled "USB." To locate system board connectors, see "System Board Components" on page 27. 1 2 1 interface cable 2 Media Card Reader connector (USB) 6 Slide the sliding-plate lever to the right to release the shoulder screw and slide the drive carrier out of ...
  • Dell Precision T7400 | User's Guide - Page 260
    ...1 Media Card Reader 2 floppy drive/Media Card Reader carrier 7 Press down the release lever on the side of the drive carrier and pull the Media Card Reader out. 8 If you are not installing ... later decide to install another floppy drive or a Media Card Reader in that drive bay, you can slide it...
  • Dell Precision T7400 | User's Guide - Page 261
    ... avoid bending over while lifting. See your Product Information Guide for other important safety information. CAUTION: The computer stand ...the drive bay, remove that device (see the appropriate device removal instructions). 6 If no screws are attached to the Media Card Reader, check the inside of the...
  • Dell Precision T7400 | User's Guide - Page 262
    ...(4) 7 If an empty 3.5-inch drive carrier is installed in the drive bay, slide the Media Card Reader into the drive carrier until it clicks into place. Otherwise: a b Slide the Media Card Reader into the 3.5-inch drive carrier until it clicks into place. Then, ...
  • Dell Precision T7400 | User's Guide - Page 263
    1 2 1 Media Card Reader 2 floppy drive/Media Card Reader carrier 8 Attach the interface cable to the Media Card Reader. 9 Connect the other end of the interface cable to the system board connector labeled "USB." To locate the system board connector, see "System Board Components" on page 27. ...
  • Dell Precision T7400 | User's Guide - Page 264
    1 2 1 interface cable 2 Media Card Reader connector (USB) 10 Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling vents. 11 Reinstall the drive panel (see "Replacing the Drive Panel" on page 249). 12 Replace the computer cover (see "...
  • Dell Precision T7400 | User's Guide - Page 265
    ...). 15 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). Optical Drive CAUTION:... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, ...
  • Dell Precision T7400 | User's Guide - Page 266
    1 2 3 4 5 1 3 5 optical drive power cable SATA connector on system board 2 4 data cable data cable 6 Slide the sliding-plate lever to the right to release the shoulder screw and slide the drive out to remove it from the drive bay. 266 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 267
    ... "Replacing a Drive-Panel Insert" on page 249). 8 If you are installing another drive in the optical drive bay, see the appropriate installation instructions in this section. 9 Reinstall the drive panel (see "Replacing the Drive Panel" on page 249). 10 Replace the computer cover (see "Replacing the ...
  • Dell Precision T7400 | User's Guide - Page 268
    ...while lifting. See your Product Information Guide for other important safety information. CAUTION:... should be installed at all times to ensure maximum system stability. Failure to install the stand ... bay, remove that device (see the appropriate instructions in this section). 6 If the optical drive bay...
  • Dell Precision T7400 | User's Guide - Page 269
    ... Gently slide the drive into place until you hear a click or feel the drive securely installed. 1 2 1 sliding-plate lever 2 optical drive 9 Attach the power and data cables to the optical drive. NOTICE: Do not attach a SATA optical drive to an HDD connector on the system board or it will not ...
  • Dell Precision T7400 | User's Guide - Page 270
    1 2 3 4 5 1 3 5 optical drive power cable SATA connector on system board 2 4 data cable data cable 11 Check all cable connections and fold cables out of the way to avoid blocking airflow between the fan and cooling vents. 12 Reinstall the drive panel (see "Replacing the Drive Panel" on page ...
  • Dell Precision T7400 | User's Guide - Page 271
    .... 16 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). System Board CAUTION: ... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, ...
  • Dell Precision T7400 | User's Guide - Page 272
    ... memory shroud 3 memory fan (only present on systems without memory riser cards) 2 thumbscrews (2) 4 Lift to remove the memory risers,... slightly up and to the right at an angle to free it from the card fan and the memory-riser support structure. Set the riser aside. 272 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 273
    ... 1 screws (4) 2 graphics riser card 6 If you do not have memory risers installed, lift to remove the memory fan from the fan support structure. 7 Remove the fan support structure or memory-riser support structure: a b Remove the four screws that attach it to the system board. Lift ...
  • Dell Precision T7400 | User's Guide - Page 274
    1 2 1 memory fan (only present on computers without memory riser cards) 2 fan support structure 8 Disconnect the speaker cable from the system board. 9 Disconnect the front fan and the card fan from the system board. 10 Unscrew the two screws that hold ...
  • Dell Precision T7400 | User's Guide - Page 275
    1 2 1 screws (2) 2 processor and card fan case 11 Remove any components that restrict access to the system board. 12 Disconnect all cables from the system board. 13 Before you remove the existing system board assembly, visually compare the replacement system board to the existing system board ...
  • Dell Precision T7400 | User's Guide - Page 276
    2 1 1 system board assembly 2 back of computer 276 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 277
    ...1 tab 2 system board assembly 15 Slide the system board assembly toward the front of the computer chassis to release the tabs on the computer chassis from the slots on the system board pan. 16 Lift the system board assembly from the computer. 17 Place the system board assembly that you just removed...
  • Dell Precision T7400 | User's Guide - Page 278
    a Remove the memory modules or the memory module riser cards and install them on the replacement board. See "Memory" on page 172 for more information. CAUTION: The processor package and heat-sink assembly can get hot. To avoid burns,...
  • Dell Precision T7400 | User's Guide - Page 279
    Adding and Replacing Parts 279
  • Dell Precision T7400 | User's Guide - Page 280
    280 Adding and Replacing Parts
  • Dell Precision T7400 | User's Guide - Page 281
    ... Dell's extensive suite of online services available at Dell Support (support.dell.com) for help with installation and troubleshooting procedures. See "Online Services" on page ... steps have not resolved the problem, see "Contacting Dell" on page 287. NOTE: Call Dell Support from a ...
  • Dell Precision T7400 | User's Guide - Page 282
    ... computer-based diagnostics to provide fast, accurate answers. To contact Dell's support service, see "Before You Call" on page 284, ...You can learn about Dell products and services on the following websites: www.dell.com www.dell.com/ap (Asian/Pacific countries only) www.dell.com/jp (Japan only) www....
  • Dell Precision T7400 | User's Guide - Page 283
    ... file transfer protocol (FTP) ftp.dell.com Log in as user: anonymous, and use your e-mail address as your password. AutoTech Service Dell's automated support service-AutoTech-provides recorded... can go to support.dell.com, or you can call the automated order-status service. A recording prompts...
  • Dell Precision T7400 | User's Guide - Page 284
    ...tests that you have run and any error messages reported by the Dell Diagnostics (see "Dell Diagnostics" on page 123). 4 Include any accessories that belong with the item(s) being returned (power ... assume the risk of loss during shipment to Dell. Collect On Delivery (C.O.D.) packages are not accepted....
  • Dell Precision T7400 | User's Guide - Page 285
    CAUTION: Before working inside your computer, follow the safety instructions in your Product Information Guide. Getting Help 285
  • Dell Precision T7400 | User's Guide - Page 286
    ... is connected to a printer, print each file. Otherwise, record the contents of each file before calling Dell. Error message, beep code, or diagnostic code: Description of problem and troubleshooting procedures you performed: 286 Getting Help
  • Dell Precision T7400 | User's Guide - Page 287
    ... 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...page. 4 Select the appropriate service or support link based on your need. 5 Choose the method of contacting Dell that is ...
  • Dell Precision T7400 | User's Guide - Page 288
    288 Getting Help
  • Dell Precision T7400 | User's Guide - Page 289
    ... The FCC regulations provide that changes or modifications not expressly approved by Dell Inc. could void your authority to operate this ... are on different branch circuits. If necessary, consult a representative of Dell Inc. or an experienced radio/television technician for additional suggestions. ...
  • Dell Precision T7400 | User's Guide - Page 290
    ... covered in this document in compliance with the FCC regulations Product name: Dell™ Precision™ T7400 Model number: DCDO Company name: Dell Inc. Worldwide Regulatory Compliance & Environmental Affairs One Dell Way Round Rock, TX 78682...
  • Dell Precision T7400 | User's Guide - Page 291
    ... port - A dedicated graphics port that allows system memory to be used for video-related tasks. AGP ... between the video circuitry and the computer memory. AHCI - Advanced Host Controller Interface ... or hours) that a portable computer battery powers the computer. BIOS - basic input/output system ...
  • Dell Precision T7400 | User's Guide - Page 292
    ... you always have a bootable CD, DVD, or floppy disk available. Your Drivers and Utilities media is an example of bootable media. bps - bits per ... high-speed storage mechanism which can be either a reserved section of main memory or an independent high-speed storage device. The cache enhances the ...
  • Dell Precision T7400 | User's Guide - Page 293
    ...that controls the transfer of data between the processor and memory or between the processor and devices. CRIMM - ... module that has no memory chips and is used to fill unused RIMM slots. cursor - ... your computer. device driver - See driver. DIMM - dual in-line memory module - A circuit board...
  • Dell Precision T7400 | User's Guide - Page 294
    ...A user logs on to the domain to gain access to the resources. DRAM - dynamic random-access memory - Memory that stores information in integrated circuits containing capacitors. driver - Software that allows the operating system to control a ...
  • Dell Precision T7400 | User's Guide - Page 295
    ... digital video display. E ECC - error checking and correction - A type of memory that includes special ... include video, modem, and sound cards. expansion slot - A connector on the system board ... on your Dell™ computer. Use the Express Service Code when contacting Dell for assistance. Express ...
  • Dell Precision T7400 | User's Guide - Page 296
    ...DIMM with DDR2 DRAM chips and an Advanced Memory Buffer (AMB) that speeds communication between ...uses your unique fingerprint to authenticate your user identity to help secure your computer....display an unlimited variety of shapes and fonts. GUI - graphical user interface - Software that interacts ...
  • Dell Precision T7400 | User's Guide - Page 297
    ... processors that helps dissipate heat. hibernate mode - A power management mode that saves everything in memory to a reserved space on the hard ... and then turns off the computer. When you restart the computer, the memory information that was saved to the hard drive is automatically restored. HTTP ...
  • Dell Precision T7400 | User's Guide - Page 298
    ...ISP typically provides you with a software package, user name, and access phone numbers ...data that equals 1024 bits. A measurement of the capacity of memory integrated circuits. KB - kilobyte - A unit... parallel device. M Mb - megabit - A measurement of memory chip capacity that equals 1024 Kb...
  • Dell Precision T7400 | User's Guide - Page 299
    ... - A bay that supports devices such as optical drives, a second battery, or a Dell TravelLite™ module. memory - A temporary data storage area inside your ...computer. Your computer can contain several different forms of memory, such as RAM, ROM, and video memory. Frequently,...
  • Dell Precision T7400 | User's Guide - Page 300
    ... of a second. NVRAM - nonvolatile random access memory - A type of memory that stores data when the computer is turned off or loses its external power source. NVRAM is .... PCI - peripheral component interconnect - PCI is a local bus that supports 32-and 64-bit data paths, ...
  • Dell Precision T7400 | User's Guide - Page 301
    ...programs, loaded automatically by the BIOS, that perform basic tests on the major computer components, such as memory, hard drives, and video. If no problems are detected during ..., and RAID 50. RAM - random-access memory - The primary temporary storage area for program instructions ...
  • Dell Precision T7400 | User's Guide - Page 302
    ... and light. ROM - read-only memory - Memory that stores data and programs ... of some computers that can often be used for troubleshooting problems. S SAS - serial attached SCSI ...bus. SDRAM - synchronous dynamic random-access memory - A type of DRAM that is synchronized with the optimal clock...
  • Dell Precision T7400 | User's Guide - Page 303
    ... that identifies your computer when you access Dell Support at support.dell.com or when you call ... with a processor and a memory chip. Smart cards can be used to authenticate a user on computers ..., the video controller and its drivers, and the amount of video memory installed in the computer. S-video ...
  • Dell Precision T7400 | User's Guide - Page 304
    ...- unified memory allocation - System memory dynamically allocated to video. UPS - uninterruptible power supply - A backup power source used when the electrical power ... voltage regulation. Small UPS systems provide battery power for a few minutes to enable you to shut 304 ...
  • Dell Precision T7400 | User's Guide - Page 305
    .... UXGA - ultra extended graphics array - A video standard for video cards and controllers... with the monitor-for your computer. video memory - Memory that consists of memory chips dedicated to video... is usually faster than system memory. The amount of video memory installed primarily influences...
  • Dell Precision T7400 | User's Guide - Page 306
    .... For example, a 66-WHr battery can supply 66 W of power for 1 hour or 33 W for 2 hours. wallpaper - The background pattern or picture on the Windows desktop. Change ... extended graphics array - A video standard for video cards and controllers that supports resolutions up to 1024 x 768....
  • Dell Precision T7400 | User's Guide - Page 307
    Zip drive - A high-capacity floppy drive developed by Iomega Corporation that uses 3.5-inch removable disks called Zip disks. Zip disks are slightly larger than regular floppy disks, about twice as thick, and hold up to 100 MB of data. Glossary 307



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Dell Precision T7400 Manual