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Dell Dimension 9100 Service Manual

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Table of Contents
Dell™ Dimension™ 9100 Service Manual
Before You Begin
About Your Computer
Removing the Computer Cover
Technical Overview
Specifications
 Notes, Notices, and Cautions
NOTE:
A NOTE indicates important information that helps you make better use of your computer.
NOTICE:
A NOTICE indicates either potential damage to hardware or loss of data and tells you how to avoid the problem.
CAUTION:
A CAUTION 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.
© 2005 Dell Inc. All rights reserved.
Reproduction in any manner whatsoever without the written permission of Dell Inc. is strictly forbidden.
Trademarks used in this text: Dell, the DELL logo, and Dimension are trademarks of Dell Inc.; Intel, Pentium, and SpeedStep are registered trademarks of Intel Corporation;
Microsoft and Windows are registered trademarks of Microsoft Corporation.
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
April 2005 Rev. A00
Advanced Troubleshooting
System Setup
Removing and Installing Parts
Replacing the Computer Cover

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Table of Contents

   Summary of Contents for Dell Dimension 9100

  • Page 1 Microsoft and Windows are registered trademarks of Microsoft Corporation. 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.
  • Page 2: About Your Computer

    Back to Contents Page   About Your Computer Dell™ Dimension™ 9100 Service Manual   Front View of the Computer   Back View of the Computer  Front View of the Computer cover latch Use this latch to remove the cover. See "Removing the Computer release Cover." CD or DVD...
  • Page 3: Back View Of The Computer

    14 Service Tag Used to identify your computer when you access the Dell Support website or call technical support.  Back View of the Computer 1 power Insert the power cable.
  • Page 4: Diagnostic Lights

    Back to Contents Page   Advanced Troubleshooting Dell™ Dimension™ 9100 Service Manual   Power Lights   Diagnostic Lights   Beep Codes  Power Lights   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide. The power button light located on the front of the computer illuminates and blinks or remains solid to indicate different states:  If the power light is green and the computer is not responding, see...
  • Page 5: Beep Codes

    One possible beep code (code 1-3-1) consists of one beep, a burst of three beeps, and then one beep. This beep code tells you that the computer encountered a memory problem. Reseating the memory modules may fix the beep code errors in the following table. If the problem persists, see "Contacting Dell" in your Owner's Manual for instructions on obtaining technical assistance.
  • Page 6 C: Drive Failure The cache memory is not See "Contacting Dell" in your Owner's Cache Memory operating. Manual for instructions on obtaining Bad, Do Not technical assistance. Enable Cache An error is occurring on the See "Contacting Dell"...
  • Page 7 system board failed to POST. to be replaced. INTR2 Error The operating system cannot Enter the system setup program and Invalid Boot be located on drive A or drive confirm that drive A or drive C is properly Diskette identified. The BIOS has detected a Ensure that nothing is resting on the Keyboard Error...
  • Page 8: Before You Begin

    Hold a component such as a processor by its edges, not by its pins. NOTICE: 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.
  • Page 9 NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network port or device.   2. Disconnect any telephone or telecommunication lines from the computer.   3. Disconnect your computer and all attached devices from their electrical outlets, and then press the power button to ground the system board. NOTICE: Before touching anything inside your computer, ground yourself by touching an unpainted metal surface, such as the metal at the back of the computer.
  • Page 10: Replacing The Computer Cover

    Back to Contents Page   Replacing the Computer Cover Dell™ Dimension™ 9100 Service Manual   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.   1. Ensure that all cables are connected, and fold cables out of the way.
  • Page 11: Removing The Computer Cover

    Back to Contents Page   Removing the Computer Cover Dell™ Dimension™ 9100 Service Manual   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.   CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
  • Page 12: Removing And Installing Parts

    Back to Contents Page   Removing and Installing Parts Dell™ Dimension™ 9100 Service Manual   Memory   CD/DVD Drive   Cards   Power Supply   Drive Panels   Processor   Drives   I/O Panel   Hard Drive   Battery   Floppy Drive   System Board   Media Card Reader  Memory You can increase your computer memory by installing memory modules on the system board. For information on the type of memory supported by your computer, see "Specifications."...
  • Page 13: Addressing Memory With 4-gb Configurations

    If you remove your original memory modules from the computer during a memory upgrade, keep them separate from any new modules that you may have, even if you purchased the new modules from Dell. If possible, do not pair an original memory module with a new memory module.
  • Page 14: Removing Memory

    NOTICE: To avoid damage to the memory module, press the module straight down into the connector while you apply equal force to each end of the module.   6. Insert the module into the connector until the module snaps into position. If you insert the module correctly, the securing clips snap into the cutouts at each end of the module.
  • Page 15 Removing and Installing PCI and PCI Express Cards NOTE: Dell offers an optional customer kit for Audigy II and IEEE 1394 PCI add-in-cards that includes a front-mounted IEEE 1394 connector.   1. If you are replacing a card, remove the current driver for the card from the operating system.
  • Page 16   5. If your computer includes a card retention mechanism: a.  Grasp the end of the card retention mechanism and, while pressing the release tab down with your thumb, rotate the mechanism towards the base of the computer. b.  Detach the mechanism from its retaining tabs and set it aside in a secure location.  ...
  • Page 17   12. Ensure that:  The tops of all cards and filler brackets are flush with the alignment bar.  The notch in the top of the card or filler bracket fits around the alignment guide.   13. Close the card retention door by snapping it into place to secure the card(s). NOTICE: Do not route card cables over or behind the cards.
  • Page 18: Network Adapter And Sound Card Settings

      18. If you removed or installed a sound card or a network adapter, see "Network Adapter and Sound Card Settings."   19. Add or remove drivers: a.  If you removed a card, remove the current driver for the card from the operating system. b.
  • Page 19: Removing The Drive-panel Insert

      2. Grasping the lever on the sliding plate, pull the sliding plate to the right and hold in place. NOTE: The sliding plate secures and releases the drive panel and helps to secure the drives.   3. Push from the inside and pivot the drive panel to the left to release the panel from its side hinges.  ...
  • Page 20: Replacing The Drive Panel

      3. Ensure that the drive-panel insert is correctly seated in the drive panel.   Replacing the Drive Panel   1. Follow the procedures in "Before You Begin."   2. Align the drive panel tabs with the side-door hinges.   3.
  • Page 21: Drive Interface Connectors

    When you connect two IDE devices to a single IDE interface cable and configure them for the cable select setting, the device attached to the last connector on the interface cable is primary or the boot device (drive 0), and the device attached to the middle connector on the interface cable is the secondary device (drive 1).
  • Page 22: Installing A Hard Drive

      2. Press the tabs on each side of the drive towards each other and slide the drive up and out.   Installing a Hard Drive   1. Unpack the replacement hard drive, and prepare it for installation.   2. Check the documentation for the drive to verify that the drive is configured for your computer.  ...
  • Page 23: Adding A Second Hard Drive

    See the documentation for your operating system for instructions.   15. Test the hard drive by running the Dell Diagnostics.   16. If the drive you just installed is the primary drive, install your operating system on the hard drive.
  • Page 24: Removing A Floppy Drive

    NOTE: If your replacement hard drive does not have the hard drive bracket attached, remove the bracket from the old hard drive by unsnapping it from the drive. Snap the bracket onto the new hard drive.   6. Gently slide the drive into place until you feel a click or feel the drive securely installed.  ...
  • Page 25: Installing A Floppy Drive

      5. Pull the sliding plate to the right and hold in place.   6. Slide the floppy drive out of the floppy drive bay.   Installing a Floppy Drive   1. If you are installing a new floppy drive, remove the shoulder screws from the inside of the drive-panel insert and attach the screws to the new drive.  ...
  • Page 26: Removing A Media Card Reader

    See the documentation that came with the floppy drive for instructions on installing any software required for the operation of the drive.   8. Enter system setup and select the appropriate Diskette Drive option.   9. Verify that your computer works correctly by running the Dell Diagnostics.  Media Card Reader   Removing a Media Card Reader   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
  • Page 27: Installing A Media Card Reader

      6. While pushing on the back of the drive, remove the Media Card Reader by sliding and holding the sliding plate.   7. Replace the drive panel.   8. Replace the computer cover.   Installing a Media Card Reader  ...
  • Page 28: Removing A Cd/dvd Drive

      10. Replace the computer cover.  CD/DVD Drive   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.   CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.  ...
  • Page 29: Removing The Power Supply

    9. Enter system setup and select the appropriate Drive option.   10. Verify that your computer works correctly by running the Dell Diagnostics.  Power Supply   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
  • Page 30: Replacing The Power Supply

    3. Remove any cables from the cable routing clip on the power supply.   4. Remove the four screws that attach the power supply to the back of the computer frame.   5. Press the release button located on the floor of the computer frame. 1 release button 2 power supply 3 screws (4)
  • Page 31: Removing The Processor

    2 captive screw housing (2) NOTICE: If you are installing a processor upgrade kit from Dell, discard the original heat sink. If you are not installing a processor upgrade kit from Dell, reuse the original heat sink when you install your new processor.
  • Page 32: Installing The Processor

    1 processor cover 2 processor 3 socket 4 release lever   7. Release the release lever and lift the processor cover. NOTICE: When the release lever is freed, the processor may shift in place. Before securing the processor cover after it has been opened, ensure that the notches on the processor are aligned with the notches on the socket.
  • Page 33 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 a processor replacement kit from Dell, return the original heat-sink assembly and processor to Dell in the same package in which your replacement kit was sent.
  • Page 34: I/o-panel Components

      9. Replace the computer cover. NOTICE: To connect a network cable, first plug the cable into the network port or device and then plug the cable into the computer.   10. Connect your computer and devices to electrical outlets, and turn them on.  I/O Panel  ...
  • Page 35 b.  Set the retention mechanism aside in a secure location.   4. Use a long Phillips screwdriver to loosen the two captive screws on each side of the heat-sink assembly.   CAUTION: Despite having a plastic shield, the heat-sink assembly may be very hot during normal operation. Be sure that it has had sufficient time to cool before you touch it.
  • Page 36: Replacing The I/o Panel

    1 heat sink and fan shroud assembly 2 captive screw housing (2) 3 drive panel   9. Lift the fan release lever, then slide the fan toward the back of the computer to release it from the bottom cover.   10.
  • Page 37: Removing The System Board

      1. Record all the screens in system setup so that you can restore the correct settings in step 9.   2. Follow the procedures in "Before You Begin."   3. Remove the computer cover.   4. Locate the battery socket. NOTICE: If you pry the battery out of its socket with a blunt object, be careful not to touch the system board with the object.
  • Page 38: Replacing The System Board

      5. Remove the computer cover.   6. Remove any components that restrict access to the system board (CD/DVD drive(s), floppy drive, hard drive, I/O panel).   7. Remove the heat-sink assembly and processor.   8. Disconnect all cables from the system board. 1 system board 2 screws (10)  ...
  • Page 39 Microsoft and Windows are registered trademarks of Microsoft Corporation. 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.
  • Page 40: Specifications

    Back to Contents Page   Specifications Dell™ Dimension™ 9100 Service Manual   Processor   Drives   Memory   Connectors   Computer Information   Controls and Lights   Video   Power   Audio   Physical   Expansion Bus   Environmental Processor Processor type Intel® Pentium® 4 Socket-T with Hyper-Threading or Dual-Core support Cache 1 MB or 2 MB Memory...
  • Page 41 connector data width (maximum) 4 PCI Express lanes     PCI Express   connector one x16 connector size 164 pins connector data width (maximum) 16 PCI Express lanes Drives Externally accessible:   two 3.5-inch drive bays (FlexBay) two 5.25-inch drive bays Available devices serial ATA drives (2), floppy drive, USB memory devices, CD drive, CD-RW drive, DVD drive, DVD-RW...
  • Page 42 Heat dissipation 1280 BTU/hr Voltage (See the safety instructions in the 90 to 135 V and 180 to 265 V at 50/60 Hz Product Information Guide for important voltage setting information.) Backup battery 3-V CR2032 lithium coin cell Physical Height 44.45 cm (17.5 inches) Width 16.764 cm (6.6 inches)
  • Page 43: Entering System Setup

    Entering System Setup   1. Turn on (or restart) your computer.   2. When the blue DELL™ logo is displayed, you must watch for the F2 prompt to appear.    3. Once this F2 prompt appears, press <F2> immediately. NOTE: The F2 prompt indicates that the keyboard has initialized. This prompt can appear very quickly, so you must watch for it to display, and then press <F2>.
  • Page 44 NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not appear exactly as listed. System Displays the System name, BIOS Version number, Service Tag, Express Service Code, and Asset Tag. System Info Displays the following information for the processor installed in the system: Processor Type, Processor Clock Speed, Processor Bus Speed, Processor Cache Size, Processor ID number, whether the processor is Hyperthreading or Multiple Core Capable, and if the...
  • Page 45: Option Settings

    HDD Acoustic Mode NOTE: Switching to performance mode will cause the drive heads to move faster, causing the hard drive to be noisier. However, some drives may not see an increase in data transfer rates.   NOTE: Changing the acoustics setting does not alter your hard drive image. This section displays available system security options.
  • Page 46: Changing Boot Sequence For Future Boots

    You can use this feature, for example, to restart your computer to a USB device such as a floppy drive, memory key, or CD-RW drive. NOTE: If you are booting to a USB floppy drive, you must first set the floppy drive to OFF in system setup.
  • Page 47: Clearing Cmos Settings

      4. Close the computer cover.   5. Connect your computer and monitor to electrical outlets, and turn them on.   6. After the Microsoft® Windows® desktop appears on your computer, shut down the computer.   7. Turn off the monitor and disconnect it from the electrical outlet.  ...
  • Page 48: Technical Overview

    Back to Contents Page   Technical Overview Dell™ Dimension™ 9100 Service Manual   Inside View of Your Computer   System Board Components   Power Supply DC Connector Pin Assignments  Inside View of Your Computer   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions in the Product Information Guide.
  • Page 49: Power Supply Dc Connector Pin Assignments

     Power Supply DC Connector Pin Assignments   DC Power Connector P1...
  • Page 50: Dc Power Connector P2

            Pin Number Signal Name Color Wire Gauge +3.3 VDC Orange 18-AWG +3.3 VDC Orange 18-AWG Black 18-AWG +5 VDC 18-AWG Black 18-AWG +5 VDC 18-AWG Black 18-AWG Gray 18-AWG +5 VFP Purple 18-AWG +12 VB DC White 18-AWG +12VB DC...
  • Page 51: Dc Power Connector P4

    +3.3 VDC Orange Black +5 VDC Black +12 VB DC White   DC Power Connector P4       Pin Number Signal Name 18-AWG Wire Black Black +3.3 VDC Orange +5 VDC +12A VDC Yellow   DC Power Connector P7  ...
  • Page 52       Pin Number Signal Name 18-AWG Wire +12 VB DC White Black Black +5V DC   DC Power Connector P12       Pin Number Signal Name 18-AWG Wire +12 B VDC White +12 B VDC White +12 B VDC White Black Black...

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