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Dell Dimension 3000 Service Manual
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Dell Dimension 3000 Service Manual

Dell Dimension 3000 Service Manual

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Dell™ Dimension™ 3000 Systems Service Manual
Before You Begin
Removing the Computer Cover
Technical Overview
Technical Specifications
Advanced Troubleshooting
System Setup
Removing and Installing Parts
Replacing the Computer Cover
 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.
 Abbreviations and Acronyms
For a complete list of abbreviations and acronyms, see the Dell Dimension Help file.
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.
© 2004 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, Inspiron, Dell Precision, Dimension, OptiPlex, Latitude, PowerEdge, PowerVault, PowerApp, and Dell OpenManage are trademarks of Dell
Inc.; Intel, Pentium, and Celeron 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 DMC
August 2004     Rev. A00

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  • Page 1: Abbreviations And Acronyms

    Inc.; Intel, Pentium, and Celeron 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.

  • Page 2: Diagnostic Lights

    Back to Contents Page   Advanced Troubleshooting Dell™ Dimension™ 3000 Systems Service Manual   Power Lights   Network Lights   Diagnostic Lights   Beep Codes   System Messages  Power Lights The power button light located on the front of your computer illuminates and blinks or remains solid to indicate different states:  If the power light is green, the power status is good and the computer is functioning properly.

  • Page 3: 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 4: System Messages

    1-3-1 through 2-4-4 Memory not being properly identified or used 4-3-1 Memory failure above address 0FFFFh If you hear one of the following beep codes, see "Contacting Dell" in your Owner's Manual for instructions on obtaining technical assistance.    ...
  • Page 5 CMOS System Options Not Set CMOS Display Type Mismatch CMOS Memory Size Mismatch CMOS Time and Date Not Set Drive A or B is present but has Ensure that the drive is installed Diskette Boot failed the BIOS POST. correctly in the computer and defined Failure correctly in the system setup...

  • Page 6: 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 7   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.   CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.  ...

  • Page 8: Replacing The Computer Cover

    Back to Contents Page   Replacing the Computer Cover Dell™ Dimension™ 3000 Systems Service Manual   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.   1. Ensure that all cables are connected, and fold cables out of the way.

  • Page 9: Removing The Computer Cover

    Back to Contents Page   Removing the Computer Cover Dell™ Dimension™ 3000 Systems Service Manual   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.   CAUTION: To guard against electrical shock, always unplug your computer from the electrical outlet before opening the cover.

  • Page 10: Removing And Installing Parts

    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. You should install your new memory modules in connectors DIMM3 and DIMM4. If possible, do not pair an original memory module with a new memory module.
  • Page 11   2. Ensure that your computer and attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your computer, turn them off now. NOTICE: To disconnect a network cable, first unplug the cable from your computer and then unplug it from the network wall jack.  ...

  • Page 12: Installing A Pci Card

    NOTICE: To connect a network cable, first plug the cable into the network wall jack and then plug it into the computer.   12. Connect your computer and devices to electrical outlets, and then turn them on.   13. Click the Start button, right-click My Computer, and then click Properties.  ...

  • Page 13: Removing A Pci Card

    Ensure that the card is fully seated and that its bracket is within the card slot.   4. Secure the card bracket with the screw you removed in step 2.   5. Connect any cables that should be attached to the card. For information about the card's cable connections, see the documentation for the card.

  • Page 14: Removing The Front-Panel Insert

    If you need a filler bracket, see "Contacting Dell" in your Owner's Manual for instructions on obtaining technical assistance. NOTE: Installing filler brackets over empty card-slot openings is necessary to maintain FCC certification of the computer. The brackets also keep dust and dirt out of your computer.

  • Page 15: Reattaching The Front Panel

    1. Press in the two insert tabs.   2. Push out the front-panel insert.   Reattaching the Front Panel   1. Reattach the front panel to the side hinges.   2. Rotate the front panel until it snaps onto the front of the computer.  Drives Your computer supports a combination of these devices:  Up to two hard drives...

  • Page 16: Connecting Drive Cables

    Connecting Drive Cables When you install a drive, you connect two cables—a DC power cable and a data cable—to the back of the drive and to the system board. Some drives may also have an audio connector; one end of the audio cable will attach to the drive connector and the other will attach to the system board.  ...

  • Page 17: Installing A Hard Drive

    b.  Remove the bracket for the hard drive from the computer.   3. If you are replacing the hard drive, remove the drive from the bracket: a.  Remove the hard drive-securing screws. b.  Remove the hard drive from the bracket.  ...

  • Page 18: Removing A Floppy 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 19: Installing A Floppy Drive

      3. Remove the floppy drive from the bracket: a.  Remove all four drive-securing screws (two on each side). b.  Remove the floppy drive from the bracket.   Installing a Floppy Drive   Remove the floppy drive bracket from the computer.  ...

  • Page 20: Removing A Cd/Dvd Drive

      Enter system setup and update the appropriate Diskette Drive option.   12. Verify that your computer works correctly by running the Dell Diagnostics.  CD/DVD Drive   CAUTION: Before you begin any of the procedures in this section, follow the safety instructions located in the Product Information Guide.

  • Page 21: Installing A Cd/Dvd Drive

      Enter system setup and select the appropriate Drive option.   13. Verify that your computer works correctly by running Dell Diagnostics.   Adding a Second CD or DVD Drive   1. Ensure that the jumper setting on the new drive is set for "cable select" (see the documentation that came with the drive for information).

  • Page 22: Removing The Processor

      Removing the Processor NOTICE: Do not perform the following steps unless you are familiar with hardware removal and replacement. Performing these steps incorrectly could damage your system board. For technical service, see "Contacting Dell" in the Owner's Manual.  ...
  • Page 23 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 and blower when you install your new processor.

  • Page 24: Installing The Processor

    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 25: Removing The Fan Assembly

    a.  Slide one end of the heat sink under the retention tab. b.  Lower the heat sink until it fits securely in the module. NOTICE: Ensure the heat sink is correctly seated and secure.   8. Lower the airflow shroud over the heat sink.  ...

  • Page 26: Replacing The Fan Assembly

      5. Disconnect the fan power cable from its connector on the system board.   6. Pull the fan release lever away from the back of the computer and slide the fan toward the release lever.   7. Remove the fan assembly from the computer.  ...

  • Page 27: Installing The System Board

      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 28: Removing The Power Supply

    step 8 of the preceding procedure.   Reinstall the fan assembly.   5. Reinstall the microprocessor heat sink, and then lower the heat-sink shroud.   6. Reattach the cables to the system board.   7. Reinstall any cards.   8. Replace the floppy drive.  ...
  • Page 29   1. Slide the power supply into place.   2. Replace the four screws that secure the power supply to the back of the computer.   Reinstall the fan assembly.   4. Reconnect the DC power cables to the drives and system board.  ...
  • Page 30   7. Connect your computer and devices to electrical outlets, and turn them on.   Enter system setup and restore the settings you recorded in step 1.   9. Properly dispose of the old battery (see the "Battery Disposal" section of your Product Information Guide). Back to Contents Page  ...

  • Page 31: Technical Specifications

    Back to Contents Page   Technical Specifications Dell™ Dimension™ 3000 Systems Service Manual   Processor   Drives    Memory   Connectors    Computer Information   Controls and Lights   Video   Power   Audio   Physical   Expansion Bus   Environmental Processor Processor type  Intel® Pentium® 4 processor that runs at 2.8 GHz , 3.0 GHz, and 3.2 GHZ internally and 800...
  • Page 32 Expansion Bus Bus type Bus speed 33 MHz   connectors three connector size 120 pins connector data width (maximum) 32 bits Drives  Externally accessible:   one bay for a floppy drive, and two bays for CD/DVD drive Available devices floppy drive, USB memory devices, CD drive, CD-RW drive, DVD drive, DVD-RW drive, and DVD and CD-RW combo drive Internally accessible:...
  • Page 33 Operating 10º to 35ºC (50º to 95ºF)   NOTE: At 35°C (95°F), the maximum operating  altitude is 914 m (3000 ft). Storage –40º to 65ºC (–40º to 149ºF) Relative humidity 20% to 80% (noncondensing) Maximum vibration: Operating 0.25 G at 3 to 200 Hz at 0.5 octave/min Storage 2.20 Grms at 10 to 500 Hz at 1 octave/min Maximum shock: Operating 105 G, 2 ms...

  • Page 34: Entering System Setup

     Entering System Setup   1. Turn on (or restart) your computer.   2. When the blue DELL™ logo appears, press <F2> immediately.  If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft® Windows® desktop. Then shut down your computer and try again.
  • Page 35 NOTE: If you insert a boot device and restart the computer, this option appears in the system setup menu. To boot from a USB memory device, select the USB device and move it so it becomes the first device in the list. Drives Diskette Drive Identifies and defines the floppy drive attached to the FLOPPY connector on the system board as Off, USB, Internal, or Read Only.

  • Page 36: Option Settings

    Maintenance CMOS Defaults Restores the computer's factory-installed default settings. Event Log Displays the system event log. After downloading a new version of the BIOS, use this option to identify and define the location of the BIOS update file. The options are BIOS Update Diskette or Disk.

  • Page 37: Clearing Forgotten Passwords

      3. Press the up- and down-arrow keys to move through the list of devices.   4. Press the spacebar to enable or disable a device (enabled devices have a check mark).   5. Press plus (+) or minus (–) to move a selected device up or down the list.  Clearing Forgotten Passwords  ...

  • Page 38: Technical Overview

    Back to Contents Page   Technical Overview Dell™ Dimension™ 3000 Systems 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, see the safety instructions located in the Product Information Guide.

  • Page 39: Power Supply Dc Connector Pin Assignments

     Power Supply DC Connector Pin Assignments The 250-W power supply can operate from an AC power source of 115 VAC or 230 VAC at 50 – 60 Hz. The power supply provides the DC operating voltages and currents listed in the following table.       Minimum Current (A) Output Voltage Maximum Current (A) +12 VDC 16.0 +5 VDC 1.0/0.2 22.0 +3.3 VDC...

  • Page 40: Dc Power Connector P2

    Pin Number Signal name Wire Color +3.3 VDC Orange +3.3 VDC Orange Black +5 VDC Black +5 VDC Black Gray +5 VFP Purple +12 VDC Yellow +3.3 VDC Orange –12 VDC Blue Black PS_ON Green Black Black Black +5 VDC +5 VDC  ...

  • Page 41: Dc Power Connector P6

          Pin Number Signal Name 18-AWG Wire Color No connect Black Black +3.3 VDC Orange +5 VDC +12 VDC Yellow   DC Power Connector P6       Pin Number Signal Name 18-AWG Wire Color +12 VDC Yellow Black Black +5 VDC...
  • Page 42 Inc.; Intel and Pentium 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.

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