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
    ... in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text..., the DELL logo, Inspiron, Dell Precision, and Dell OpenManage are trademarks of Dell Inc.; Intel and Xeon are registered trademarks of Intel Corporation; Microsoft, Windows, 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
    ... 44 45 45 45 46 47 47 48 48 48 Configuring Your Computer for RAID RAID Configuration Utility ... ... Setting Up Your Internet Connection Transferring Information to 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
    ...91 91 91 91 Computer, Keyboard, and Monitor ... 9 Troubleshooting . Solving Problems ... 93 93 93 93 95 96 96 ... ... Battery Problems Drive Problems ... E-Mail and Internet Problems Keyboard Problems . Memory Problems Mouse Problems Power Problems Printer Problems Sound Problems Network Problems...
  • Dell Precision T7400 | User's Guide - Page 7
    10 Troubleshooting Tools Diagnostic Lights ... 105 105 105 108 113 115 116 123 123 ... Diagnostic Light Codes Before POST Diagnostic ... Your Hard Drive 124 Starting the Dell Diagnostics From the Drivers and Utilities Media 124 Dell Diagnostics Main Menu ... 125 11 Reinstalling Software Drivers ...
  • Dell Precision T7400 | User's Guide - Page 8
    ...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) Memory Overview Memory Installation ... 8 ...
  • Dell Precision T7400 | User's Guide - Page 9
    Addressing Memory With 4-GB or Greater Configurations (32-bit Operating Systems Only) ...174 Removing Memory ... an Expansion Card Removing a PCI Express Graphics Card from an SLI Configuration 208 Installing PCI Express Graphics Cards in a Dual Configuration 215 Removing the Optional Graphics Riser ...
  • 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
    ... drivers (see "Reinstalling Drivers and Utilities" on page 130), or to run the Dell Diagnostics (see "Dell Diagnostics" on page 123). Documentation and drivers are already installed on your ...experienced users. NOTE: Drivers and documentation updates can be found at support.dell.com. 14 ...
  • Dell Precision T7400 | User's Guide - Page 15
    ... • How to care for my computer • Basic troubleshooting information • How to run the Dell Diagnostics • How to set up a printer • How to ... document 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
    ... Community - Online discussion with other Dell customers • Upgrades - Upgrade information for components, such as memory, the hard drive, and ... specifications, and white papers • Downloads - Certified drivers, patches, and software updates Find It Here Dell Support Website - support.dell...
  • Dell Precision T7400 | User's Guide - Page 18
    ... Windows Help and Support 1 Click the Windows Vista Start button • How to work with programs and files ,...). After you reinstall your operating system, use the Drivers and Utilities disc to reinstall drivers for the devices that came with your computer. Your operating system product key label is ...
  • 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
    ...USB connectors for devices that you connect occasionally, such as flash memory keys, cameras, or bootable USB devices. It is recommended... and the computer. Use these lights to help you troubleshoot a computer problem based on the diagnostic code. For more information, see "Diagnostic Lights" on page ...
  • Dell Precision T7400 | User's Guide - Page 23
    ...2 3 1 2 power connector card slots Insert the power cable. Slots 2-6 support full-length cards. This includes one PCI, two PCI Express 2.0 x16, and two PCI-X slots. Slots 1 and 7 support half-length cards. This includes one PCI Express x8 (wired as x4)...
  • 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
    6 link integrity light Green - A good connection exists between a 10-Mbps network .... On computers with an additional network connector card, use the connectors on the card and on the back of the computer ... that you connect occasionally, such as flash memory keys, cameras, or bootable USB devices. ...
  • 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
    ...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 pull tab 28 About ...
  • Dell Precision T7400 | User's Guide - Page 29
    ... type 8 (16 with optional memory riser) 512-MB or 1-, 2-, or 4-GB ECC 667- or 800-... (FLHS) are required for all memory. Minimum memory Maximum memory BIOS address System ... bus width DRAM bus width Processor address bus width Intel 5400... 1 GB 64 GB with optional memory riser cards 32 GB standard F0000h...
  • Dell Precision T7400 | User's Guide - Page 30
    ... Information (continued) Flash EPROM Graphics bus Expansion Card support Center five connector slots support fulllength cards. The connector slots on either side ...PCI Express slot (wired as x4) and one PCIX card) support half-length ...MB/s one x8 (support x8, x4, and x1 modes/cards; maximum x4 ...
  • Dell Precision T7400 | User's Guide - Page 31
    ... panel, 6-pin connector RJ45 connector two 6-pin mini-DIN two front-panel and five back-panel ... 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...
  • Dell Precision T7400 | User's Guide - Page 32
    ...> Controls and Lights Power control Power light Front panel: push button ... a device may be malfunctioning or incorrectly installed (see "Power Problems" on page 100) starts embedded system ...-up runs onboard diagnostics four 5.25-inch universal drive bays (can support 3.5-inch devices) ...
  • Dell Precision T7400 | User's Guide - Page 33
    ...four lights (see "Diagnostic Lights" on page 105) System AUX_PWR on the system 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) ...
  • Dell Precision T7400 | User's Guide - Page 34
    ... vibration (using a random-vibration spectrum that simulates user environment) Operating Storage Maximum shock Operating 40 G +/- 5% with pulse duration of 2 msec +/- 10% (...C (50° to 95°F) –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 allows administrators to ... previous operating system-absent alerting technologies. Your computer supports the following ASF alerts: Advanced Features 35
  • Dell Precision T7400 | User's Guide - Page 36
    ... Voltage: Generic Critical Voltage Problem Power Supply: Critical Power Supply Problem Cooling Device: Generic Critical Fan Failure Connectivity: Ethernet ... see the ASF User's Guide and the ASF Administrator's Guide, which are available on the Dell Support website at support.dell...
  • Dell Precision T7400 | User's Guide - Page 37
    ... to SNMP and CIM industry standards. Dell OpenManage Client instrumentation, which is based ... on IT Assistant, see the Dell OpenManage IT Assistant User's Guide available on the Dell Support website..., see the Dell OpenManage Client Instrumentation User's Guide available on the Dell Support website...
  • Dell Precision T7400 | User's Guide - Page 38
    ...is reduced or turned off for many components. However, system memory remains active. NOTE: Hibernate mode is only supported on computers with 4-GB ...system power. Waking up from this mode restarts the computer, and the memory contents are restored. Operation then resumes where the ...
  • Dell Precision T7400 | User's Guide - Page 39
    ...Although there are several RAID configurations available in the computer industry for different types of uses, Dell offers RAID ...RAID 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
    ...do not represent a hierarchy. A RAID level 5 configuration is not inherently better or worse than ... can only create a RAID level 0 configuration using two to four physical drives....hard drive 2 Another advantage of a RAID level 0 configuration is that it utilizes the full capacities of the drives. If ...
  • Dell Precision T7400 | User's Guide - Page 41
    ...regular backups when you use a RAID level 0 configuration. RAID Level 1 RAID level 1 uses ...duplicated-or mirrored-on the other drive. A RAID level 1 configuration sacrifices highdata access rates for its data ...only available via an optional PCI Express RAID controller card. Advanced Features 41
  • Dell Precision T7400 | User's Guide - Page 42
    ... 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 .... Instead, with each new block of data written to the RAID configuration, the different drives alternately act as either data-storing or ...
  • Dell Precision T7400 | User's Guide - Page 43
    ...available via an optional PCI Express RAID controller card. RAID level 10 uses a combination of ... pairs and then the data that is written to the RAID configuration is striped across all four drives. ... another drive, for redundancy purposes. SATA RAID configured for RAID level 10 segment 1 segment 2 ...
  • Dell Precision T7400 | User's Guide - Page 44
    ... (a RAID volume). If at least one RAID volume is currently configured, any existing RAID volumes are displayed for management purposes. NOTE: Dell recommends backing up your data prior to adding or updating configurations. 44 Advanced Features
  • Dell Precision T7400 | User's Guide - Page 45
    Exit Screen It is important to exit the RAID Configuration Utility properly, because some changes take ..., and it can be used to save settings. Performing Configuration Tasks NOTICE: You will lose any data ... your hard drives when you create a RAID configuration using the following procedures. Back up ...
  • 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
    ...Creating a Second RAID Volume The SAS 6/iR controller supports two active RAID volumes. If one RAID volume is already configured, follow these...a second RAID volume: 1 Select a controller from the Adapter List in the Configuration Utility. 2 Select the RAID Properties option to display...
  • Dell Precision T7400 | User's Guide - Page 48
    ... 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 ... drives of a RAID volume are removed and the RAID volume's configuration is subsequently deleted from the SAS 6/iR controller, the hard drives ...
  • Dell Precision T7400 | User's Guide - Page 49
    ... (or larger capacity). 2 Check your management application or the RAID Configuration Utility (Ctrl-C) to ensure synchronization started automatically. NOTE: ... if synchronization does not begin automatically. 3 Enter the RAID Configuration Utility (Ctrl-C). 4 From the Adapter List screen, select the ...
  • Dell Precision T7400 | User's Guide - Page 50
    50 Advanced Features
  • Dell Precision T7400 | User's Guide - Page 51
    ... 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 consideration when installing ...
  • 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
    ...connection, contact your ISP or cellular telephone service for setup instructions. Setting Up Your Internet Connection To... Contact your ISP to check the service status, or try connecting again later. Windows XP 1 Save and ... setup 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. ... click Help me choose or contact your ISP. 5 Follow the instructions on the screen and use the setup information provided by your...
  • Dell Precision T7400 | User's Guide - Page 56
    ... data, such as E-mail messages Toolbar settings Window sizes Internet bookmarks You can ...designating the host computer and the guest computer. For instructions on setting up a direct cable connection ...Direct Cable Connection Between Two Computers in Windows XP. This information may not be available ...
  • Dell Precision T7400 | User's Guide - Page 57
    ... New Computer→ Next. 4 On the Do you have a Windows XP CD? screen, click I will use the wizard from the Windows XP CD→ Next. 5 When the Now go to your old computer screen appears... data from the old computer: 1 On the old computer, insert the Windows XP Operating System disc. 2 On the Welcome ...
  • Dell Precision T7400 | User's Guide - Page 58
    ...a wizard disk, use your new computer with Windows XP and perform the following steps: 1... New Computer→ Next. 4 On the Do you have a Windows XP CD? screen, click I want to ...2 Click Start→ Run. 3 In the Open field on the Run window, browse to the path for fastwiz (on the appropriate removable media)...
  • Dell Precision T7400 | User's Guide - Page 59
    .... 3 Click Finished and restart the new computer. NOTE: For more information about this procedure, search support.dell.com for document #154781 (What Are The Different Methods To Transfer Files From My Old Computer To My New Dell™ Computer Using the ...
  • Dell Precision T7400 | User's Guide - Page 60
    ... See the surge protector documentation for modem connection instructions. NOTICE: Not all surge protectors ... fairly constant level. Uninterruptible Power Supplies NOTICE: Loss of power while data is being saved to...data loss or file damage. NOTE: To ensure maximum battery operating time, connect only ...
  • Dell Precision T7400 | User's Guide - Page 61
    Securing Your Computer Chassis Intrusion 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 ...
  • Dell Precision T7400 | User's Guide - Page 62
    Replacing the Chassis Intrusion Switch 1 Gently slide the chassis intrusion switch into its slot and reconnect the cable to the system board. 2 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...
  • Dell Precision T7400 | User's Guide - Page 63
    ..., make sure that it works with the security cable slot on your computer. Antitheft devices usually include a segment of metal-stranded cable with an attached locking device and key. The documentation that comes with the device contains instructions for installing it. 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
    ... security, obtain and use additional forms of protection, such as smart cards, data encryption programs, or PC Cards with encryption...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 ...
  • 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
    ... or incomplete system password, the computer displays the following message: ** Incorrect password. ** Number of unsuccessful password attempts: 3 System halted! Must power down. Even after your computer is turned off and on, the previous message is displayed each time you type an incorrect or ...
  • 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
    ...-in management Pre-boot authentication (using a fingerprint reader, smart card, or password) Encryption Private information management Activating the Security ... order your Dell™ computer, or you can contact your Dell sales representative for information about this security feature. NOTE: Computer ...
  • 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
    System Setup Overview Use System Setup as follows 6 To change the system configuration information after you add, change, or remove any hardware ...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 ...
  • Dell Precision T7400 | User's Guide - Page 76
    ...is Hyperthreading or Multi-core Capable • if the processor supports 64-bit Technology Memory Info Displays the amount of Installed Memory, Memory Speed, Memory ..., 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
    ... floppy drive. Read Only enables the internal drive controller and allows the internal floppy drive read-only permission. NOTE: Operating systems with USB support will recognize USB floppy drives regardless of this setting. Enables (On) or disables (Off) a SATA drive. Displays the Controller type (...
  • Dell Precision T7400 | User's Guide - Page 78
    ...operation of the internal parallel port. Off disables the port. AT configures the port for AT compatibility. PS/2 configures the port for PS/2 compatibility. EPP configures the port for the EPP bidirectional protocol. ECP configures the port for the ECP bidirectional protocol. NOTE: ...
  • Dell Precision T7400 | User's Guide - Page 79
    ... default) Enables Intel® SpeedStep® for all supported processors in the computer. This setting changes the processor power consumption and frequency. NOTE: ... by Intel Virtualization technology. Limits the max value the processor standard CPUID function will support. Some operating systems won't ...
  • Dell Precision T7400 | User's Guide - Page 80
    ... by reducing snoop traffic on the frontside bus in dual processor configurations. When enabled, the Adjacent Cache Line Prefetcher fetches ...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,...
  • Dell Precision T7400 | User's Guide - Page 81
    ... Module security device. Enables or disables Execute Disable memory protection technology. Activates or disables the BIOS module interface of the optional Computrace service from Absolute...power loss. Off commands the system to stay off when the power is re-applied. You must press the ...
  • Dell Precision T7400 | User's Guide - Page 82
    ... power is reduced or turned off for many components, however, system memory remains active. Low Power... Remote Wakeup (Off default) Suspend Mode Maintenance Service Tag ASF Mode Displays ... functionality disabled SERR Message (On default) Some graphics cards require that the SERR message be disabled....
  • 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 computer generates an error message. USB Device - Insert the memory device into a USB port and restart the... your computer to a USB device such as a floppy drive, memory key, or CD-RW drive. NOTE: If ..., continue to wait until you see the Microsoft Windows desktop. Then shut down your computer and...
  • Dell Precision T7400 | User's Guide - Page 85
    ...Press to select the device. For example, if you are booting to a USB memory key, highlight USB Device and press . NOTE: To ... bootable. To ensure that your device is bootable, check the device documentation. Memory Key 1 Insert the memory key into a USB port and restart the computer. 2...
  • 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
    ...in "Before You Begin" on page 139. 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 ...
  • 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
    ...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 Export Compliance Disclaimer window appears, click Yes,...
  • Dell Precision T7400 | User's Guide - Page 90
    ...to disk, and then click OK. The Save In window appears. 6 Click the down arrow to view the... your desktop. 7 Click Close when the Download Complete window appears. The file icon appears on your ...-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
    ... 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,... air to clean the lens in the optical drive, and follow the instructions that come with the compressed-air product. Never touch the lens ...
  • 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
    ... in the Microsoft® Windows® XP and Microsoft Windows Vista™ 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 normal ...
  • Dell Precision T7400 | User's Guide - Page 95
    and Support for information on power management modes. Hard drive problems RUN CHECK DISK -... to continue the desired action. 4 Follow the instructions on the screen. E-Mail and Internet Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the...
  • Dell Precision T7400 | User's Guide - Page 96
    ..., follow the safety instructions in the Product Information Guide. The computer does not start up C H E C K T H E D I A G N O S T I C L I G H T S - See "Diagnostic Lights" on page 105. ENSURE THAT THE POWER CABLE IS FIRMLY CONNECTED TO THE COMPUTER AND TO ...
  • Dell Precision T7400 | User's Guide - Page 97
    ...system environments. 1 Click Start→ All Programs→ Accessories→ Program Compatibility Wizard→ Next. 2 Follow the instructions on the screen. Windows Vista: The Program Compatibility Wizard configures a program so that it runs in an ...
  • Dell Precision T7400 | User's Guide - Page 98
    ... FILES OR PROGRAMS AND SHUT DOWN YOUR COMPUTER THROUGH THE START MENU Memory Problems CAUTION: Before you begin any of the procedures in .... • Run the Dell Diagnostics (see "Dell Diagnostics" on page 123). IF YOU EXPERIENCE OTHER MEMORY PROBLEMS - • Reseat the memory modules (see "Memory" on ...
  • Dell Precision T7400 | User's Guide - Page 99
    • Run the Dell Diagnostics (see "Dell Diagnostics" on page 123). Mouse Problems CAUTION: Before...as 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
    ...Windows Vista™ Operating Systems" on page 131. Power Problems CAUTION: Before you begin ..., follow the safety instructions in the Product Information Guide. I F T H E P O W E R L I G H T I S G R E E N A N D T H E C O M P U T E R I S N O T R E S P O N D I N G - See "Diagnostic Lights" on page 105....
  • Dell Precision T7400 | User's Guide - Page 101
    ... 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 ... electrical outlet Printer Problems CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product...
  • 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
    ...off nearby fans, fluorescent lights, or halogen lamps to check for interference. 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 in the Microsoft® Windows® XP...
  • Dell Precision T7400 | User's Guide - Page 104
    104 Troubleshooting
  • Dell Precision T7400 | User's Guide - Page 105
    ... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. To help you troubleshoot a problem, your computer has four lights labeled "1," "2," "3," and "4" on the front. The lights can be "...
  • Dell Precision T7400 | User's Guide - Page 106
    Diagnostic Lights Power Light blinking green Problem Description Suggested Resolution The computer is in..." on page 150). If the problem is still not resolved, contact Dell for technical assistance (..., contact Dell for technical assistance (see "Contacting Dell" on page 287). 106 Troubleshooting ...
  • 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 Resolution Confirm ... the memory risers and graphics riser. See "Memory" on page 172 for further information. If the problem is still ...
  • Dell Precision T7400 | User's Guide - Page 108
    Diagnostic Lights Power Light amber Problem Description Suggested Resolution (blinking) amber (... See "Troubleshooting" on exists. page 93 and then to "Processor" on page 150. Power supply cables... green for diagnostic light codes during POST. Light Pattern Problem Description A possible processor ...
  • Dell Precision T7400 | User's Guide - Page 109
    ... Resolution 1 Determine if a conflict exists by removing a card (not the graphics card) and then restarting the computer (see "... 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
    Light Pattern Problem Description A possible graphics card failure has occurred. Suggested Resolution 1 If the computer has a graphics ... then restart the computer (see "Cards" on page 194). 2 If the problem still exists, install a graphics card that you know works and restart the computer. 3 ...
  • Dell Precision T7400 | User's Guide - Page 111
    Light Pattern Problem Description No memory modules are detected. Suggested Resolution 1 Reseat the... 172). 2 Restart the computer. 3 If the problem still exists, remove all the memory modules and install...system. 6 Run the Dell Diagnostics (see "Dell Diagnostics" on page 123). 7 If the memory module ...
  • Dell Precision T7400 | User's Guide - Page 112
    ... 287). System board failure has occurred. Memory modules are detected, but a memory configuration or compatibility error exists. Contact Dell for technical assistance (see "Contacting Dell" on page 287). • Ensure that no special memory module/memory connector placement ...
  • Dell Precision T7400 | User's Guide - Page 113
    ... Resolution 1 Determine if a conflict exists by removing a card (not a graphics card) and restarting the computer (see "Cards" on page 194). 2 If the problem persists, ... Windows Vista™ Operating Systems" on page 131). 4 If the problem persists, contact Dell (see "Contacting Dell" on ...
  • Dell Precision T7400 | User's Guide - Page 114
    ...might be malfunctioning or incorrectly installed Remove and then reinstall the memory modules (see "Memory" on page 172). Remove and then reinstall any cards. Remove and then reinstall the graphics card, if applicable. • If the power light is steady amber, there may be a 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
    ... power loss Invalid NVRAM configuration Video Memory Test failure Screen initialization failure Screen... A20 failure Unexpected interrupt in protected mode Memory failure above address 0FFFFh Timer-chip... test failure Failure to decompress code to shadowed memory Math-coprocessor test failure Cache test...
  • 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
    ...DEBUG MODE. PLEASE POPULATE MEMORY IN MATCHED SETS FOR NORMAL OPERATION. - A L E R T ! M E M O R Y B U I L T - I N S E L F TE S T F A I L S I N DIMM_X/Y - See "Memory Problems" on page 98. A L E R T ! I N V A L I D M E M O R Y I N S T A L L E D . DIMM S M U S T H A V E F U L L DI MM H E A T S P ...
  • 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
    ..." on page 98. MEMORY ALLOCATION ERROR - 1 Turn off the computer, wait 30 seconds... E X P E C T I N G value - M E M O R Y W R I T E / R E A D F A I L U R 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...
  • Dell Precision T7400 | User's Guide - Page 121
    ... see your operating system documentation for reinstallation information. NO TIMER TICK INTERRUPT - on page 123. Run the Dell Diagnostics. See "... Insert bootable media and restart your computer. NOT ENOUGH MEMORY OR RESOURCES. CLOSE SOME PROGRAMS AND TRY A G A I N - Close all windows and open the ...
  • 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 with..."Lockups and Software Problems" on page 96 and run the Dell Diagnostics before you ... 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 Hard ... 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
    ...test. Displays your hardware configuration for the selected device. The Dell Diagnostics obtains configuration information for all devices from system setup, memory, and various internal tests, and it displays the information in the device list...
  • Dell Precision T7400 | User's Guide - Page 127
    ...the computer): Express Service Code: Return Material Authorization Number (if provided by Dell support technician): Operating system and version: Devices: Expansion cards: Are...before calling Dell. Error message, beep code, or diagnostic code: Description of problem and troubleshooting procedures ...
  • Dell Precision T7400 | User's Guide - Page 128
    128 Troubleshooting Tools
  • Dell Precision T7400 | User's Guide - Page 129
    ...its own set of specialized commands that only its driver recognizes. Dell ships your computer to you with ... Microsoft Windows operating system. You may need to install drivers if you Upgrade your... install a new device. Identifying Drivers If you experience a problem with any device, identify whether...
  • 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 ... Drivers tab→ Roll Back Driver. Windows Vista: 1 Click the Windows Vista start button 2 ...
  • 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 "... use the Hardware Troubleshooter to resolve the incompatibility. To start the Hardware Troubleshooter: Windows XP: 1 Click Start→ Help and Support. 2 Type hardware troubleshooter in the ...
  • Dell Precision T7400 | User's Guide - Page 132
    ... for restoring your operating system and preserving data files. Dell PC Restore by Symantec (available in Windows XP) and Dell Factory Image Restore (available in ...any programs installed after you received the computer. Use Dell PC Restore or Dell Factory Image Restore only if System...
  • Dell Precision T7400 | User's Guide - Page 133
    ... Next and follow the remaining on-screen prompts. Windows Vista: 1 Click Start . 2 In the Start Search box...files or programs until the system restoration is complete. Windows XP: 1 Click Start→ All Programs→...my last restoration and click Next. Windows Vista: 1 Click Start . 2 In the Start Search ...
  • Dell Precision T7400 | User's Guide - Page 134
    ... these options. Use PC Restore or Dell Factory Image Restore only if ... resolve your operating system problem. NOTE: Dell PC Restore by Symantec and ... or on certain computers. Use Dell PC Restore (Windows XP) or Dell Factory Image ... Restore or Factory Image Restore. Windows XP: Dell PC Restore Using PC...
  • Dell Precision T7400 | User's Guide - Page 135
    ... OK. Removing PC Restore: NOTICE: Removing Dell PC Restore from the hard drive permanently ...use it to restore your computer operating system. Dell PC Restore enables you to restore ...Log on to the computer as a local administrator. 2 In Microsoft Windows Explorer, go to c:\dell\utilities\DSR. 3 Double-...
  • Dell Precision T7400 | User's Guide - Page 136
    ... the PC Restore Removal window and restart the computer. Windows Vista: Dell Factory Image Restore 1 Turn on the computer. When the Dell ... field, then click OK. 5 Click Dell Factory Image Restore. NOTE: Depending upon your configuration, you may need to select Dell Factory Tools, then Dell Factory ...
  • Dell Precision T7400 | User's Guide - Page 137
    ... reinstall Windows, you need the following items: • • Dell™ Operating System disc Dell Drivers and... were installed during the assembly of the computer. Use the Dell Drivers and Utilities disc to load any... do not reinstall Windows XP unless a Dell technical support representative instructs you to...
  • Dell Precision T7400 | User's Guide - Page 138
    ... computer boots according to the devices specified in the system setup program. 5 When the boot device list appears, highlight 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
    ... when picking up the computer. NOTICE: Handle components and cards with care. Do not touch the components or contacts on a... 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 its...
  • Dell Precision T7400 | User's Guide - Page 141
    ... board, you must remove the main battery before you service the computer. 4 Disconnect your computer and all attached devices ...: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, always ...
  • Dell 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
    Removing 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...
  • Dell Precision T7400 | User's Guide - Page 144
    Replacing the Front Panel and 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 ...
  • 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
    ...resetting the chassis intrusion detector. 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...
  • Dell Precision T7400 | User's Guide - Page 147
    ... 1 3 5 IEEE 1394 connector diagnostic, hard-drive access, and network integrity lights headphone connector 2 4 6 USB ports (2) microphone connector front-panel ... 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 to...
  • 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
    ..."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 Loosen the two captive screws ...
  • Dell Precision T7400 | User's Guide - Page 152
    ... assembly 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...
  • Dell Precision T7400 | User's Guide - Page 153
    ... the new 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...
  • Dell Precision T7400 | User's Guide - Page 154
    ... Replace the memory shroud and the memory fan. Tighten the thumbscrews until the memory shroud is well secured and will not shift when the computer is moved. ..." on page 141). 3 Loosen the captive thumbscrews that secure the memory shroud and lift it away from the computer. 154 Adding...
  • 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 processor, being careful not to ...
  • 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
    ... alignment notch rear alignment notch 2 4 6 5 processor socket socket release lever socket ...pin-1 indicator NOTICE: To avoid damage, ensure that the processor aligns properly with the socket, and do... excessive force when you install the processor. 9 Set the processor lightly in the socket and ensure...
  • Dell Precision T7400 | User's Guide - Page 158
    ...processor. NOTICE: If you are not installing a processor upgrade kit from Dell, reuse the original heat-sink assembly when you replace the processor. If you installed...Dell, return the original heat-sink assembly and processor to Dell in the same package in which your replacement kit...
  • 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... and to avoid damage. 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. ...
  • 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 10 11 12 Wire Size 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 18 AWG 22 AWG 18 AWG 18 AWG 18 AWG 18 AWG Pin Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 ...
  • Dell Precision T7400 | User's Guide - Page 162
    Pin Number 19 20 21 22 23 24 Signal name COM COM FAN FAULT 5V 5V COM Wire Color Black Black Brown Red Red Black 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 4 5 6 7 8 9 10 ...
  • 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
    ... 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 Pin Number 1 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 2 3 4 ...
  • Dell Precision T7400 | User's Guide - Page 165
    ... 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 VE COM COM ... 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 18-...
  • Dell Precision T7400 | User's Guide - Page 166
    ...Number 6 7 8 Signal name COM COM 3.3 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-...
  • Dell Precision T7400 | User's Guide - Page 167
    DC Power Connector FDD Pin Number 1 2 3 4 Signal name 5V COM COM 12 VC ... the Power Supply CAUTION: Before performing any of the procedures in this section, follow the safety instructions ... or crimped. 4 Remove the four screws that attach the power supply to the back of the computer chassis. Adding...
  • 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
    ... - please run SETUP program or Invalid configuration information please run SETUP program... without a battery; however, without a battery, the configuration information is erased if the computer is turned... should be installed at all times to ensure maximum system stability. Failure to install the stand...
  • Dell Precision T7400 | User's Guide - Page 171
    ... board. NOTICE: To avoid damage to the battery connector, you must firmly support the connector while removing the battery. 5 Support the ... 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 ...
  • Dell Precision T7400 | User's Guide - Page 172
    ... supports fully-buffered ECC DDR2 memory only. For more information on the type of memory supported 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 ...
  • 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 ...: Full-length heat spreaders (FLHS) are required for all memory. 1 2 fully buffered DIMM 2 information label 1 ...
  • Dell Precision T7400 | User's Guide - Page 174
    ... latches. 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 ... XP and Windows Vista, can use a maximum of 4 GB of address space; however, the amount of memory available to...
  • 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
    1 2 1 memory fan 2 memory fan support structure CAUTION: Fully-buffered memory modules may become very hot during normal operation. ... module back and forth to remove it from the connector. 7 Replace the memory fan on the fan support structure. Adding and Replacing Parts 177
  • Dell Precision T7400 | User's Guide - Page 178
    ... 2 3 1 3 memory shroud memory fan 2 thumbscrews (2) NOTICE: The memory shroud holds the (optional) memory risers in place; its thumbscrews ... 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
    ... memory shroud holds the (optional) memory risers in place; its thumbscrews must be sufficiently tight in order ... cards and to avoid damage. The four memory riser cards that you received with your computer ... be left vacant. You must remove the memory riser cards from the computer in order to install ...
  • 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
    ... connectors (4) 3 securing clips (2) 2 memory connectors (4) 4 Disconnect the power cable from memory riser card 1 and 2. ...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 a card is difficult to remove, gently ease it back and ...
  • Dell Precision T7400 | User's Guide - Page 183
    ...and forth to remove it from the connector. CAUTION: Fully-buffered memory modules may become very hot during normal operation. Ensure that memory modules have had sufficient time to cool before... clip at each end of the module connector on the memory riser card into which you are installing memory...
  • 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 ... 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 NOTICE: To avoid damage to the memory ...
  • Dell Precision T7400 | User's Guide - Page 185
    ... above system-board connector DIMM_3 and memory riser card 4 is above system-board connector DIMM_4....riser cards 3 and 4 NOTE: If a memory-riser power cable is not plugged in, the system will not boot....above system-board connector DIMM_1 and memory riser card 2 is above system-board connector DIMM_2....
  • Dell Precision T7400 | User's Guide - Page 186
    ... snap into position. NOTE: If a memory-riser power cable is not plugged in, the system ... 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. 17 Replace the memory shroud. Tighten the thumbscrews until ...
  • 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
    ...see "Removing the Computer Cover" on page 141). 1 2 1 memory shroud 2 thumbscrews (2) 3 Loosen the captive thumbscrews ...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 ...
  • Dell Precision T7400 | User's Guide - Page 189
    ...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 difficult to remove, gently ease it ...
  • 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
    ... forth to remove it from the connector. CAUTION: Fully-buffered memory modules may become very hot during normal operation. Ensure that memory modules have had sufficient time to cool before ... securing clip at each end of the module connector on the memory riser card from which you are removing ...
  • Dell Precision T7400 | User's Guide - Page 192
    ... above system-board connector DIMM_3 and memory riser card 4 is above system-board connector DIMM_4. ... cards snap into position. NOTE: If a memory-riser power cable is not plugged in, the system will ... above system-board connector DIMM_1 and memory riser card 2 is above system-board connector DIMM_2. ...
  • Dell Precision T7400 | User's Guide - Page 193
    ...snap into position. NOTE: If a memory-riser power cable is not plugged in, the system ...secure the risers and to avoid damage. 16 Replace the memory shroud. Tighten the thumbscrews until ... and will not shift when the computer is moved. 1 2 1 memory shroud 2 thumbscrews (2) 17 Replace the computer ...
  • Dell Precision T7400 | User's Guide - Page 194
    ...the computer. Expansion Card Support NOTE: To upgrade 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... Two PCI Express x16 card slots (reserved for dual-graphics cards) One PCI Express ...
  • Dell Precision T7400 | User's Guide - Page 195
    ... installing a card, see the documentation that came with the card for information on configuring the card, making internal connections, or otherwise customizing it for your computer. If you are replacing a card, uninstall the existing driver for the card. Installing an Expansion Card 1 Follow ...
  • 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
    ...1 release tab 2 card retainer 5 If you are installing a new card, remove the filler bracket to create a cardslot opening. Then continue ..., disconnect any 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 ...
  • Dell Precision T7400 | User's Guide - Page 198
    See the documentation that came with the card for information on configuring the card, making internal connections, or otherwise customizing it for your ... the 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...
  • 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
    1 2 1 card retention device 2 tab 15 Ensure that all connectors are properly cabled and firmly seated. NOTICE: To ... electrical outlets, and then turn them on. 17 If you installed a sound card: a b Enter system setup, select Integrated Audio, and then change the setting to Off. Connect external ...
  • Dell Precision T7400 | User's Guide - Page 202
    ... setting to Off. Connect the network cable to the network adapter cards connectors. Do 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 1 Follow ...
  • 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 203
  • Dell Precision T7400 | User's Guide - Page 204
    ... the card is not removed correctly, the system board may be damaged. 5 Remove the card: a b c If necessary, disconnect any 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 ...
  • 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
    ... 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 ... cabled and firmly seated. 13 Press the card retention device back into its original ...
  • 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
    ... the network connector on the back panel of the computer. Removing a PCI Express Graphics Card from an SLI Configuration This section covers only those systems where the graphics cards are set up to operate in SLI mode. For removal of any other types of PCI or...
  • Dell Precision T7400 | User's Guide - Page 209
    ...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 the ...
  • Dell Precision T7400 | User's Guide - Page 210
    1 2 3 1 graphics card bridge (not 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 ...
  • Dell Precision T7400 | User's Guide - Page 211
    ..., disconnect any 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 ... has a release tab, press the release tab as you grasp the card by its top corners, and ease it out of its connector. ...
  • Dell Precision T7400 | User's Guide - Page 212
    ...If you are replacing the card, see "Installing PCI Express Graphics Cards in a Dual Configuration" on page 215. If you are not replacing the... also keep dust and dirt out of your computer. NOTE: The graphics card bridge (not present on all dual-graphics configurations) is unnecessary in a single card ...
  • Dell Precision T7400 | User's Guide - Page 213
    ...2 1 bracket inside of slot 3 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 ... for information about the card's cable connections. 11 Rotate the card retainer back into its original position; ...
  • 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
    ... outlets, and then turn them on. Installing PCI Express Graphics Cards in a Dual Configuration NOTE: To upgrade to or downgrade from a dual-graphics configuration, .... See "Contacting Dell" on page 287. This section regards dual configurations of PCI Express graphics cards only. For ...
  • Dell Precision T7400 | User's Guide - Page 216
    .... If you are upgrading 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 ...
  • 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 217
  • Dell Precision T7400 | User's Guide - Page 218
    1 2 1 release tab 2 card retainer 5 If you are replacing a card, see "Removing a PCI Express Graphics Card from an SLI Configuration" on page 208. 6 Prepare the card for installation. See the documentation that came with the card for information on ...
  • Dell Precision T7400 | User's Guide - Page 219
    ...and filler brackets are flush with the alignment bar. The notch in the top of each card or filler bracket fits around the alignment guide. NOTE: For extra security, remove the alignment guide (an upside-down screw) and screw it in right side up to secure a card. Adding and Replacing ...
  • Dell Precision T7400 | User's Guide - Page 220
    ... 3 bracket inside of slot 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 ...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 ...the card cable connections, see the documentation that came with the card. 15 Attach the graphics card bridge (if required for your dual-graphics configuration), pressing firmly so that...
  • Dell Precision T7400 | User's Guide - Page 223
    ... them on. Removing the Optional Graphics Riser Card NOTE: To upgrade 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. 1...
  • 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
    ... riser card Replacing the Optional Graphics Riser Card NOTE: To upgrade 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. ...
  • 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
    ..., you connect two cables-a DC power cable from the power supply and a data cable-to ... other end of the data cable will connect to either an expansion card or to the system board. Most connectors are keyed for ..., you connect two cables-a DC power cable from the power supply and a data cable-to ...
  • 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
    ...drive bays will only support a SATA hard drive, an optical drive, a floppy drive, or a Media Card Reader....that 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
    ... 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 ...If you are using a add-in storage controller card, ensure that the data cable is held by cable...
  • 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
    ... Hard Drive (Hard Drive Bays 1-4) CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, always unplug your computer from the...
  • 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
    ... If you are using a add-in storage controller card, the other end of the data cable is attached to the add-in storage controller card. Otherwise, connect the data cable to a HDD connector on the system ... is a SATA boot drive in a five-drive configuration.) 1 2 3 1 3 power cable HDD connector 2 data ...
  • 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
    ... drive before you proceed to the next step. See the documentation for your operating system for instructions. 19 Test the hard drive by running the Dell Diagnostics. See "Dell Diagnostics" on page 123. 20 If the drive you just installed is the primary...
  • 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
    6 Slide the sliding-plate lever to release the shoulder screw and slide the hard-drive carrier out of the 5.25-inch drive bay. 1 2 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 ...
  • 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
    ..., and turn them on. See the documentation that came with the drive for instructions on installing any software required for drive operation. 15 If ... of the procedures in this section, follow the safety instructions located in the Product Information Guide. CAUTION: To guard against electrical shock, ...
  • Dell Precision T7400 | User's Guide - Page 247
    1 2 4 3 1 3 sliding-plate lever drive panel 2 4 sliding-plate drive-panel tabs 4 Pivot the drive panel outward and lift it from its side hinges. 5 Set the drive panel aside in a secure location. Removing a Drive-Panel Insert NOTICE: Drive-panel inserts may contain screws on the inside. You...
  • 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
    1 drive-panel insert pane 2 drive-panel insert release tabs (2) 3 Slide the drive panel insert tab out from the tab slot 4 Set the drive-panel insert aside in a secure location. Replacing a Drive-Panel Insert 1 Slide the drive-panel insert tab into the drive-panel slot. 1 4 2 3 1 3 drive ...
  • 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
    ... you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. CAUTION: To guard against electrical shock, ... unpainted metal surface on the computer. NOTE: A floppy drive or Media Card Reader must be installed in the 3.5-inch drive carrier in order ...
  • 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" ...
  • Dell Precision T7400 | User's Guide - Page 258
    ... and select the appropriate Diskette Drive option (see "System Setup" on page 75). 15 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). Media Card Reader CAUTION: Before you begin any of the ...
  • 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
    ... devices to electrical outlets, and turn them on. Installing a Media Card Reader 1 Follow the procedures in "Before You Begin" on page ... (see the appropriate device removal instructions). 6 If no screws are attached to the Media Card Reader, check the inside of the drive panel for shoulder screws. ...
  • 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 ...
  • Dell Precision T7400 | User's Guide - Page 265
    See the documentation that came with the drive for instructions on installing any software required for drive operation. 14 Enter...(see "System Setup" on page 75). 15 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). Optical Drive CAUTION:...
  • 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
    ... for installation. Check the documentation that accompanied the drive to verify that the drive is configured for your computer. 3 Remove the computer cover (see "... the optical drive bay, remove that device (see the appropriate instructions in this section). 6 If the optical drive bay is unpopulated, ...
  • 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 ...
  • Dell Precision T7400 | User's Guide - Page 271
    ... 75) and select the appropriate Drive option. 16 Verify that your computer works correctly by running the Dell Diagnostics (see "Dell Diagnostics" on page 123). System Board ... stand should be installed at all times to ensure maximum system stability. Failure to install the stand could ...
  • Dell Precision T7400 | User's Guide - Page 272
    ...by loosening its two thumbscrews and lifting it from the computer. 2 1 3 1 memory shroud 3 memory fan (only present on systems without memory ... 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
    ... 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 it from the ...
  • Dell Precision T7400 | User's Guide - Page 274
    ...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 ... board. 10 Unscrew the two screws that hold the processor and card fan case in place and lift it away...
  • 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 ...
  • 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 2 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 ...
  • Dell Precision T7400 | User's Guide - Page 278
    ... riser cards and install them on the replacement board. See "Memory" on page 172 for more information. CAUTION: The processor package and heat-sink ...and transfer them to the replacement system board. See "Removing the Processor" on page 150 for more information. 2 Set the jumpers ...
  • 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
    ...support staff uses computer-based diagnostics to provide fast, accurate answers. To contact Dell's support service, see "Before You Call" on page 284... see the contact information for your region or go to support.dell.com. Online Services You can learn about Dell products ...
  • Dell Precision T7400 | User's Guide - Page 283
    ... and use your e-mail address as your password. AutoTech Service Dell's automated support service-AutoTech-provides recorded answers to the ...any Dell products that you have ordered, you can go to support.dell.com, or you can call the automated order-status service. A recording prompts you for the...
  • Dell Precision T7400 | User's Guide - Page 284
    ...returned, whether for repair or credit, as follows: 1 Call Dell to obtain a Return Material Authorization Number... to call for your region, see "Contacting Dell" on page 287. 2 Include a copy of the invoice... error messages reported by the Dell Diagnostics (see "Dell Diagnostics" on page 123). 4 Include...
  • 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
    ...the computer): Express Service Code: Return Material Authorization Number (if provided by Dell support technician): Operating system and version: Devices: Expansion cards: Are...before calling Dell. Error message, beep code, or diagnostic code: Description of problem and troubleshooting procedures ...
  • 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
    ... manual, may cause interference with radio and television reception. This equipment has been ... that changes or modifications not expressly approved by Dell Inc. could void your authority to ... circuits. If necessary, consult a representative of Dell Inc. or an experienced radio/television technician ...
  • 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
    ...- accelerated graphics port - A dedicated graphics port that allows system memory to be used for video-related tasks. AGP delivers a smooth, true-color...the faster interface between the video circuitry and the computer memory. AHCI - Advanced Host Controller Interface - An ...
  • Dell Precision T7400 | User's Guide - Page 292
    ... a bootable CD, DVD, or floppy disk available. Your Drivers and Utilities media is an example of bootable media. bps ...storage mechanism which can be either a reserved section of main memory or an independent high-speed storage device. The cache enhances the efficiency of many processor operations. L1...
  • 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 - continuity rambus in-line memory module - A special module that has no memory... your computer. device driver - See driver. DIMM - dual in-line memory module - A circuit board...
  • Dell Precision T7400 | User's Guide - Page 294
    connects to a memory module on the system board. DIN connector - A round, six-pin connector ... size or stripe width. DMA - direct memory access - A channel that allows certain types...-access memory - Memory that stores information in integrated circuits containing capacitors. driver - Software...
  • Dell Precision T7400 | User's Guide - Page 295
    .... E ECC - error checking and correction - A type of memory that includes special circuitry for testing the accuracy of data as it passes in and out of memory. ECP - extended capabilities port - A parallel connector .... Similar to EPP ECP uses direct memory , access to transfer data and often ...
  • Dell Precision T7400 | User's Guide - Page 296
    ... with DDR2 DRAM chips and an Advanced Memory Buffer (AMB) that speeds communication between .... The speeds for computer processors, buses, and interfaces are often measured in GHz. graphics mode.... GUI - graphical user interface - Software that interacts with the user by means of menus, windows, and...
  • Dell Precision T7400 | User's Guide - Page 297
    ...power management mode that saves everything in memory to a reserved space on the hard drive and then... off the computer. When you restart the computer, the memory information that was saved to the hard drive is automatically... bus used to connect IEEE 1394-compatible devices, such as digital cameras and...
  • Dell Precision T7400 | User's Guide - Page 298
    ... - A unit of data that equals 1024 bits. A measurement of the capacity of memory integrated circuits. KB - kilobyte - A unit of data that equals 1024 ... to a printer or other parallel device. M Mb - megabit - A measurement of memory chip capacity that equals 1024 Kb. Mbps - megabits per ...
  • 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 ...the computer assigns memory addresses to physical locations at start-up. Devices and software can then identify information ...
  • Dell Precision T7400 | User's Guide - Page 300
    ...billionth of a second. NVRAM - nonvolatile random access memory - A type of memory that stores data when the computer is turned off or loses ...adapters are common types of PC Cards. PCI - peripheral component interconnect - PCI is a local bus that supports 32-and 64-bit data paths, providing a...
  • Dell Precision T7400 | User's Guide - Page 301
    ...basic tests on the major computer components, such as memory, hard drives, and video. If no problems are detected during POST, the computer ... RAID 5, RAID 10, and RAID 50. RAM - random-access memory - The primary temporary storage area for program instructions and data. Any information stored in ...
  • Dell Precision T7400 | User's Guide - Page 302
    ... frequency radiations, such as infrared and light. ROM - read-only memory - Memory that stores data and programs that cannot be deleted or ... synchronous dynamic random-access memory - A type of DRAM that is synchronized with the optimal clock speed of the processor. serial connector ...
  • Dell Precision T7400 | User's Guide - Page 303
    ... phones or portable computers. smart card - A card that is embedded with a processor and a memory chip. Smart cards can be used to authenticate a user on computers equipped ... monitor, 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
    ... create and edit files that contain only text; for example, Windows Notepad uses a text editor. Text editors do not... access to operating system settings. UMA - unified memory allocation - System memory dynamically allocated to video. UPS - uninterruptible power supply - A backup power source ...
  • 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
    ..., a 66-WHr battery can supply 66 W of power for 1 hour or 33 W for 2 hours. wallpaper ... extended graphics array - A video standard for video cards and controllers that supports resolutions ...XGA - extended graphics array - A video standard for video cards and controllers that supports resolutions...
  • 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