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Dell™ Precision™ T3500 Service Manual 
 
Working on Your Computer
Adding and Replacing Parts
Specifications
Diagnostics
About Your System Board
System Setup
 
 Notes, Cautions, and Warnings
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
CAUTION:
A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed.
WARNING:
A WARNING indicates a potential for property damage, personal injury, or death.
If you purchased a Dell™ n Series computer, any references in this document to Microsoft® Windows® operating systems are not applicable.
Information in this document is subject to change without notice.
© 2009 Dell Inc. All rights reserved.
Reproduction of this material in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Dell Precision are trademarks of Dell Inc.; Intel and Xeon are registered trademarks of Intel Corporation; Bluetooth is a
registered trademark owned by Bluetooth SIG, Inc. and is used by Dell under license; Blu-ray Disc is a trademark of the Blu-ray Disc Association; Microsoft, Windows, Windows
Server, MS-DOS, Aero, Windows Vista. and the Windows Vista start button are either trademarks or registered trademarks of Microsoft Corporation in the United States and/or other
countries.
Other trademarks and trade names may be used in this document to refer to either the entities claiming the marks and names or their products. Dell Inc. disclaims any
proprietary interest in trademarks and trade names other than its own.
Model DCTA
September 2009     Rev. A01

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   Summary of Contents for Dell Precision T3500

  • Page 1 Reproduction of this material in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden. Trademarks used in this text: Dell, the DELL logo, and Dell Precision are trademarks of Dell Inc.; Intel and Xeon are registered trademarks of Intel Corporation; Bluetooth is a registered trademark owned by Bluetooth SIG, Inc.
  • Page 2: Password Enable Jumper

    Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Your computer's system board offers two jumpers—a password enable jumper and a RTCRST (Real Time Clock Reset) jumper.
  • Page 3 PCI Card Slot (Slot 6) PCI Card Slot (Slot 5) PCIe x16 (Slot 4) PCIe x4 (Slot 3) PCIe x16 (Slot 2) PCIe x4 (Slot 1) Audio Front Panel (FP_AUDIO) Internal USB (USB_1) LPC_DEBUG Processor Connector CPU Power Connector (POWER_CPU) Front Bezel Fan (FAN_Front) Front Cage Fan (FAN_CCAG) Memory Module (RAM) Connectors (DIMM_1-6)
  • Page 4: Post Keystrokes

    Bypass the BIOS boot sequence and boot directly to the network Boot Menu As with previous Dell Precision™ workstation platforms, your computer includes a one-time boot menu. This feature offers a quick and convenient method with which to bypass the System Setup-defined boot device order and boot directly to a specific device (e.g., floppy, CD-ROM, or hard drive).
  • Page 5 Select field to change <Enter> Cancel a modification <Esc> Reset defaults <Alt><F> or Load Defaults menu option NOTE: Depending on your computer and any installed devices, the items listed in this section may or may not appear.  ...
  • Page 6: Dell Diagnostics Main Menu

    NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell Diagnostics from your Drivers and Utilities disc. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down...
  • Page 7: Power Button Light Codes

    4. When the tests are completed, if you are running the Dell Diagnostics from the Drivers and Utilities disc, remove the disc. 5. Close the test screen to return to the Main Menu screen. To exit the Dell Diagnostics and restart the computer, close the Main Menu screen.
  • Page 8: Beep Codes

    1 - On 2 - Off Possible system board resource and/or system board hardware failure. 3 - On 4 - On 1 - On 2 - On Possible system resource configuration error. 3 - Off 4 - Off 1 - On 2 - On Other failure.
  • Page 9: Adding And Replacing Parts

    Adding and Replacing Parts Dell Precision™ T3500 Service Manual    Cover   I/O Panel   Front Bezel   Power Supply   Hard Drive   Drives Bezel   Floppy Drive   Optical Drive   Memory Card Reader   Memory   Memory Shroud   Expansion Card   Battery   Chassis Intrusion Switch   Video Card   Fan Assembly   Heat Sink and Processor   Systemboard...
  • Page 10: Specifications

    Specifications Dell Precision™ T3500 Service Manual      Drives   Processors Connectors   System Information Controls and Lights   Memory Power   Video   Physical    Audio   Environmental    Expansion Bus   NOTE: Offerings may vary by region. For more information regarding the configuration of your Tablet-PC, click Start (or Start in Windows XP)® Help and Support, and then select the option to view information about your Tablet-PC.
  • Page 11 Note: The platform can accommodate third and fourth 3.5-inch hard drives in the flex bay or the optical drive bay. (4 HDD support is limited to SATA only & tower orientation only, SAS is limited to 3 HDD) Available devices 3.5-inch SATA hard drives SATA DVD, SATA CD-RW/DVD Combo, SATA DVD+/-RW, SATA BD Combo (Blu-Ray playback only), SATA Blu-ray...
  • Page 12 Green light . A blinking green light indicates the computer Drive activity light is reading data from or writing data to the SATA hard drive or CD/DVD. Green light . Solid green indicates a connection to an Network link light active network Off (no light) .
  • Page 13: Removing The Battery

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Battery 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 14      ...
  • Page 15: Removing The Cover

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Cover 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 16 3. Pivot the cover away from the computer and then remove the cover.
  • Page 17 Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing Drives Bezel 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 18 5. Tilt the drives bezel away from the front of the computer. 6. Remove the drives bezel from the computer.
  • Page 19      ...
  • Page 20: Removing The Front Bezel

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Front Bezel 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 21 5. Remove the bezel from the front of the computer.  ...
  • Page 22      ...
  • Page 23: Removing The Front Fan Assembly

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Front Fan Assembly 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 24 4. Remove the memory module shroud. 5. Disconnect the two fan cables from the system board.
  • Page 25 6. Remove the screw securing the front fan assembly to the computer. 7. Lift the front fan assembly straight up and remove it from the computer.
  • Page 26    ...
  • Page 27: Removing The Floppy Drive

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Floppy Drive 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 28: Removing The Hard Drives

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Hard Drives 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 29 4. Lift the two release tabs on the first hard drive. 5. Squeeze the two release tabs toward each other and hold.
  • Page 30 6. Tilt the hard drive towards away from the release tabs. 7. Remove the first hard drive from the computer at an angle. 8. Repeat the process with the second hard drive.
  • Page 31    ...
  • Page 32: Removing The Hard Drive Tray

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Hard Drive Tray 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 33 7. Remove the three screws securing the hard drive tray to the computer. 8. Remove the hard drive tray from the computer.
  • Page 34    ...
  • Page 35: Removing The Chassis Intrusion Switch

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Chassis Intrusion Switch 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 36 Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the I/O Data Cable 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 37: Removing The I/o Panel

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the I/O Panel 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 38 7. Disconnect the USB cable from the I/O panel. 8. Remove the screw that secures the I/O panel to the computer.
  • Page 39 9. Remove the I/O panel from the computer.
  • Page 40    ...
  • Page 41: Supported Memory Configurations

    Removing and Replacing Memory Modules WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance.   1. Follow the procedures in Before Working Inside Your Computer.
  • Page 42 4. Remove the memory module shroud. 5. Using your thumbs, gently push down on the memory module retention clips at either end of the module to release the module from the system board connector. 6. Lift the memory module straight up and out of the computer.
  • Page 43 7. Repeat the process for any remaining memory modules.  ...
  • Page 44    ...
  • Page 45: Removing The Memory Card Reader

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Memory Card Reader 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 46: Removing The Memory Shroud

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Memory Shroud 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 47 4. Lift the memory shroud straight up and out of the system.
  • Page 48    ...
  • Page 49: Removing The Optical Drive

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Optical Drive 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 50 6. Push the sliding-plate lever down to release the optical drive. 7. Remove the optical drive from the computer.
  • Page 51    ...
  • Page 52: Removing The Heat Sink And Processor

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Heat Sink and Processor 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 53 4. Remove the memory module shroud. 5. Loosen the four captive screws on the heatsink.
  • Page 54 6. Lift the heat sink straight up and remove from the computer. 7. Open the processor cover by sliding the release lever from under the center cover latch on the socket. 8. Lift the processor cover on its hinge to release the processor.
  • Page 55 9. Carefully lift the processor straight up and remove it from the system.
  • Page 56    ...
  • Page 57: Removing The Power Supply

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Power Supply 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 58 5. Remove the four screws that secure the hard drive at the back of the computer. 6. Push down on and hold the power supply release tab. 7. Slide the power supply towards the interior of the computer until it clears the metal frame.
  • Page 59 8. Lift the power supply straight up and remove from the computer.  ...
  • Page 60    ...
  • Page 61: Removing The System Board

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the System Board 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 62 4. Remove the memory module shroud. 5. Remove the front fan assembly. 6. Remove the expansion card if applicable. 7. Remove the video card. 8. Remove the heat sink and processor. 9. Remove any memory modules. 10. Disconnect the power supply data cable.
  • Page 63 11. Disconnect the system board power cable. 12. Disconnect the optical and hard drive data cables.
  • Page 64 13. Disconnect the I/O data cable. 14. Remove the twelve screws that secure the system board to the computer chassis.
  • Page 65 15. Slide the system board towards the front of the chassis. 16. Lift the system board up at an angle towards the edge of the chassis.
  • Page 66 17. Remove the system board from the computer chassis.
  • Page 67    ...
  • Page 68: Removing The Video Card

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Video Card 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 69 4. Squeeze the expansion card retention assembly release tabs together and hold. 5. Continue tilting the expansion card retention assembly towards the outside of the computer.
  • Page 70 6. Pull the blue release tab on the system board away from the video card. NOTE: The expansion card has been removed to increase visibility to the following procedure.   7. Lift the video card straight up and remove the card from the computer.
  • Page 71    ...
  • Page 72: Removing The Expansion Card

    Dell Precision™ T3500 Service Manual WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Expansion Card 1. Follow the procedures in Before Working Inside Your Computer.
  • Page 73 4. Squeeze the expansion card retention assembly release tabs together and hold. 5. Continue tilting the expansion card retention towards the outside of the computer.
  • Page 74 6. Disconnect the USB cable from the expansion card. 7. Lift the expansion card straight up and remove from the computer.
  • Page 75    ...
  • Page 76: Working On Your Computer

    Before working inside your computer, read the safety information that shipped with your computer. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. CAUTION: Only a certified service technician should perform repairs on your computer. Damage due to servicing that is not authorized by Dell is not covered by your warranty. CAUTION: To avoid electrostatic discharge, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface, such as a connector on the back of the computer.
  • Page 77: After Working Inside Your Computer

    To connect a network cable, first plug the cable into the network device and then plug it into the computer. 3. Connect your computer and all attached devices to their electrical outlets. 4. Turn on your computer. 5. Verify that the computer works correctly by running the Dell Diagnostics. See Dell Diagnostics.

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  • Greg Chesson Mar 04, 2014 06:48:
    None of the T3500 manuals have a motherboar​d diagram showing the memory slot locations on the board. The BIOS says that Dimm 3 has failed. OK, fine. Which slot is Dimm 3?