Dell OptiPlex 980 — Desktop Service Manual
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Dell OptiPlex 980 — Desktop Service Manual

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See also: Administrator's Manual , Service Manual
Dell™ OptiPlex™ 980 Service Manual—Desktop
Working on Your Computer
Specifications
Removing and Replacing Parts
System Board Layout
System Setup
Diagnostics
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.
© 2010 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 OptiPlex are trademarks of Dell Inc.; Intel, Pentium, and Core are either trademarks or registered
trademarks of Intel Corporation; Microsoft, Windows, 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.
May 2010
Rev. A00

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Summary of Contents for Dell OptiPlex 980 — Desktop

  • Page 1 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.

  • Page 2: Working On Your Computer

    Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.

  • Page 3: Recommended Tools

    2. Connect any telephone or network cables to your 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. Back to Contents Page...

  • Page 4: Technical Specifications

    Back to Contents Page Technical Specifications Processor Controls and Lights Memory Network Expansion Bus Audio Video Power System Information System Board Connectors Cards Physical Drives Environmental External Connectors NOTE: Offerings may vary by region. For more information regarding the configuration of your computer, click Start® Help and Support and select the option to view information about your computer.
  • Page 5 Memory - Integrated Up to 1759 MB shared video memory (total system memory greater than 512 Audio Integrated Intel high definition audio Network Integrated Integrated Intel 82578DM Gigabit Ethernet capable of 10/100/1000 Mb/s communication System Information Chipset Intel Q57 Express chipset DMA channels eight Interrupt levels...
  • Page 6 Mini-tower one full-height card Desktop without riser card— one low-profile card with riser card— one full-height card Small form factor one low-profile card PCI Express x1 Mini-tower one wireless card Desktop one wireless card Small form factor one wireless card Drives Externally accessible - 5.25-inch drive bay(s) Mini-tower...
  • Page 7 Video one 15-hole VGA connector one 20-pin DisplayPort connector System Board Connectors PCI 2.3 data width (maximum) — 32 bits Mini-tower two 120-pin connectors Desktop two 120-pin connectors Small form factor one 120-pin connector PCI Express x16 (wired as x4) data width (maximum) — four PCI Express lanes Mini-tower one 164-pin connector Desktop...
  • Page 8 start) — indicates a problem with the system board or power supply. Drive activity light blinking blue — indicates that the computer is reading data from or writing data to the hard drive. Network connectivity light blue — indicates that a good connection exists between the network and the computer.
  • Page 9 Small form factor 1235 BTU/hr BTU/hr (non-EPA) (EPA) Voltage 100–240 VAC Coin-cell battery 3 V CR2032 lithium coin cell NOTE: Heat dissipation is calculated by using the power supply wattage rating. Physical Height Mini-tower 40.80 cm (16.06 inches) Desktop 39.70 cm (15.62 inches) Small form factor 29.0 cm (11.41 inches) Width...
  • Page 10 Airborne contaminant level G2 or lower as defined by ISA-S71.04- 1985 Back to Contents Page...

  • Page 11: Removing And Replacing Parts

    Back to Contents Page Removing and Replacing Parts Dell™ OptiPlex™ 980 Service Manual—Desktop Cover Internal Speaker Front Panel Front Thermal Sensor Optical Drive Power Supply Hard Drive I/O Panel Expansion Cards Control Panel Wireless Module Intrusion Switch Processor Fan Coin-Cell Battery...

  • Page 12: System Board Layout

    Back to Contents Page System Board Layout Dell™ OptiPlex™ 980 Service Manual—Desktop service mode jumper (Service_Mode) RTC reset jumper (RTCRST) battery socket (BATTERY) PCI card connectors ( SLOT 2 & 3) PCI Express x16 card PCI Express x16 (wired as x4) connector (Slot...

  • Page 14: System Setup

    <F12> Menu Press <F12> when the Dell™ logo appears to initiate a one-time boot menu with a list of the valid boot devices for the computer. Diagnostics and Enter Setup options are also included in this menu. The devices listed on the boot menu depend on the bootable devices installed in the computer. This menu is useful when you are attempting to boot to a particular device or to bring up the diagnostics for the computer.
  • Page 15 Microcode Version, Multi Core Capable and HT Capable 64-bit Technology. PCI information: Displays available slots on the system board. Date/Time Displays the system date and time. Changes to the system date and time take effect immediately. Boot Specifies the order in which the computer attempts to find an operating system from the devices specified in this list. Sequence Onboard or USB Floppy Onboard SATA Hard Drive...
  • Page 16 Video Primary This field determines which video controller will become the primary video controller when 2 controllers are available in the system. This selection Video matters only if there are 2 video controller present. Auto(default) - Use the add-in video controller. Onboard/Card - Use the integrated video controller unless a Graphic care is installed.
  • Page 17 Deactivate (default) Activate Clear When TPM Security is set to Clear, the system setup program clears the owner information stored in the TPM. Use this setting to restore the TPM to its default state if you lose or forget the owner authentication data. CPU XD Enables or disables the execute disable mode of the processor.
  • Page 18 Some graphics cards require the SERR Message mechanism be disabled. Image Server Lookup Method Specifies how the ImageServer looks up the server address. Static IP NOTE: You must set the Integrated NIC to Enable with ImageServer to set the Lookup Method. ImageServer IP Specifies the primary static IP address of the ImageServer with which the client software communicates.

  • Page 19: Dell Diagnostics

    2. When the DELL logo appears, press <F12> immediately. NOTE: If you see a message stating that no diagnostics utility partition has been found, run the Dell Diagnostics from your Drivers and Utilities media. If you wait too long and the operating system logo appears, continue to wait until you see the Microsoft®...

  • Page 20: Dell Diagnostics Main Menu

    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 21: Beep Codes

    Power is off, light is blank. Initial state of light at power up. Blinking Indicates system has power, but the POWER_GOOD signal is not yet active. Amber If the Hard Drive light is off, it is probable that the power supply needs to be replaced. If the Hard Drive light on, it is probable that an onboard regulator or VRM has failed.
  • Page 22 4-2-1 No time tick 4-2-2 Shutdown failure 4-2-3 Gate A20 failure 4-2-4 Unexpected interrupt in protected mode 4-3-1 Memory failure above address 0FFFFh 4-3-3 Timer-chip counter 2 failure 4-3-4 Time-of-day clock stopped 4-4-1 Serial or parallel port test failure 4-4-2 Failure to decompress code to shadowed memory 4-4-3 Math coprocessor test failure...

  • Page 23: Diagnostic Lights

    4-4-3 Math-coprocessor test failure 4-4-4 Cache test failure Diagnostic Lights To help troubleshoot a problem, your computer has four lights labeled 1, 2, 3, and 4 on the bank panel. When the computer starts normally, the lights flash before turning off. If the computer malfunctions, the sequence of the lights help to identify the problem.
  • Page 24 failure has one until you find the bad one. occurred. Power connector Reseat the 2x2 power connector from the power supply unit. not installed properly. Possible Remove all peripheral cards from the PCI and PCI-E slots and restart the peripheral card computer.
  • Page 25 configuration or Ensure that the memory you are using is supported by your computer. compatibility error has occurred. Determine if a conflict exists by removing an expansion card (not a graphics card) and restarting the computer. A possible If the problem persists, reinstall the card you removed, then remove a expansion card different card and restart the computer.

  • Page 26: Removing The Cover

    Back to Contents Page Cover Dell™ OptiPlex™ 980 Service Manual—Desktop 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 NOTE: You may need to install Adobe Flash Player from Adobe.com to view the following illustrations.

  • Page 27: Replacing The Cover

    3. Tilt the computer cover outwards from the top, and then remove it from the computer. Replacing the Cover To replace the cover, perform the above steps in reverse order. Back to Contents Page...
  • Page 28 Back to Contents Page Cover Dell™ OptiPlex™ 980 Service Manual—Desktop 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 NOTE: You may need to install Adobe Flash Player from Adobe.com to view the following illustrations.
  • Page 29 3. Tilt the computer cover outwards from the top, and then remove it from the computer. Replacing the Cover To replace the cover, perform the above steps in reverse order. Back to Contents Page...

  • Page 30: Front Panel

    Back to Contents Page Front Panel Dell™ OptiPlex™ 980 Service Manual—Desktop Removing the Front Panel 1. Follow the procedures in Before Working Inside Your Computer. 2. Gently pry the front panel retention clips away from the computer. 4. Remove the front panel from the chassis.

  • Page 31: Replacing The Front Panel

    Replacing the Front Panel To replace the front panel, perform the above steps in reverse order. Back to Contents Page...

  • Page 32: Optical Drive

    Back to Contents Page Optical Drive Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 33 3. Pull up the drive-release latch and then slide the optical drive towards the back of the computer. 4. Lift up to remove the optical drive from the computer.

  • Page 34: Replacing The Optical Drive

    Replacing the Optical Drive To replace the optical drive, perform the steps above in reverse order. Back to Contents Page...

  • Page 35: Hard Drive

    Back to Contents Page Hard Drive Dell™ OptiPlex™ 980 Service Manual—Desktop 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 1.
  • Page 36 4. Disconnect the data and power cables. 5. Press in on the blue securing tabs on each side of the drive, and then remove the hard drive.
  • Page 37 6. Release the screws from the first hard drive. 7. Remove the primary hard drive from the bay.
  • Page 38 8. Release the screws from the second hard drive (if available). 9. Remove the secondary hard drive from the bay.

  • Page 39: Replacing The Hard Drive

    Replacing the Hard Drive To replace the hard drive, perform the above steps in reverse order. Back to Contents Page...

  • Page 40: Expansion Cards

    Back to Contents Page Expansion Cards Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Expansion Cards 1.
  • Page 41 3. Pull up the expansion card riser. 4. Unlock the expansion card retention.

  • Page 42: Replacing Expansion Cards

    5. Lift the securing lever and then remove the expansion card from the riser. Replacing Expansion Cards To replace expansion cards, perform the above steps in reverse order. Back to Contents Page...

  • Page 43: Removing The Wireless Module

    Back to Contents Page Wireless Module Dell™ OptiPlex™ 980 Service Manual—Desktop Removing the Wireless Module 1. Follow the procedures in Before Working Inside Your Computer. 2. Remove the expansion card riser. 3. Lift and release the wireless antenna port from the computer.
  • Page 44 5. Press in on the blue tab that secures the wireless card assembly to the computer and lift the wireless card assembly up and away from the computer.
  • Page 45 6. Remove the metal cover from the wireless card assembly. 7. Disconnect the two antennae.
  • Page 46 8. Remove the Wireless Local Area Network (WLAN) card from the socket. 9. Remove the antennae from the bracket.
  • Page 47 10. Remove the WLAN board from the bracket. Replacing the Wireless Module To replace the wireless module, perform the above steps in reverse order. Back to Contents Page...

  • Page 48: Removing The Fan

    Back to Contents Page Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Fan 1.
  • Page 49 3. Remove the screws that secure the fan-shroud to the computer. 4. Lift the fan and remove it from the computer.

  • Page 50: Replacing The Fan

    Replacing the Fan To replace the fan, perform the above steps in reverse order. Back to Contents Page...

  • Page 51: Heat Sink And Processor

    Back to Contents Page Heat Sink and Processor Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 52 4. Loosen the captive screws that secure the heat sink to the system board. 5. Lift the heat sink and remove it from the computer.
  • Page 53 6. Slide the release lever from under the center-cover latch and rotate the release lever upward. 7. Lift the processor cover.

  • Page 54: Replacing The Heat Sink And Processor

    8. Remove the processor from the computer. CAUTION: When replacing the processor, do not touch any of the pins inside the socket or allow any objects to fall on the pins in the socket. Replacing the Heat Sink and Processor To replace the heat sink and processor, perform the above steps in reverse order.

  • Page 55: Removing The Memory Module(S)

    Back to Contents Page Memory Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Module(s) 1.

  • Page 56: Replacing The Memory Module(S)

    Replacing the Memory Module(s) To replace the memory module(s), perform the above steps in reverse order. Back to Contents Page...

  • Page 57: Internal Speaker

    Back to Contents Page Internal Speaker Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Internal Speaker 1.

  • Page 58: Replacing The Internal Speaker

    4. Press the speaker securing tab and remove the speaker. Replacing the Internal Speaker To replace the internal speaker, perform the above steps in reverse order. Back to Contents Page...

  • Page 59: Front Thermal Sensor

    Back to Contents Page Front Thermal Sensor Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 60 4. Release the hook to remove the front thermal sensor. Replacing the Front Thermal Sensor To replace the front thermal sensor, perform the above steps in reverse order. Back to Contents Page...

  • Page 61: Power Supply

    Back to Contents Page Power Supply Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 62 5. Disconnect the processor power connector from the system board. 6. Release the processor power connector cable from their routing guides under the system board.
  • Page 63 7. Remove the screws that secure the power supply to the back of the chassis. 8. Press the power-supply release latch at the bottom of the chassis and then slide the power supply towards the front of the computer.

  • Page 64: Replacing The Power Supply

    9. Lift the power supply up and away from the computer. Replacing the Power Supply To replace the power supply, perform the above steps in reverse order. Back to Contents Page...

  • Page 65: Removing The I/O Panel

    Back to Contents Page I/O Panel Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 66 4. Remove the front I/O panel. Replacing the I/O Panel To replace the I/O panel, perform the above steps in reverse order. Back to Contents Page...

  • Page 67: Control Panel

    Back to Contents Page Control Panel Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 68 5. Release the cable.
  • Page 69 6. Remove the screw. 7. Remove the control panel from the chassis.

  • Page 70: Replacing The Control Panel

    Replacing the Control Panel To replace the control panel, perform the above steps in reverse order. Back to Contents Page...

  • Page 71: Removing The Intrusion Switch

    Back to Contents Page Intrusion Switch Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Intrusion Switch 1.
  • Page 72 3. Slide and remove the intrusion switch. Replacing the Intrusion Switch To replace the intrusion switch, perform the steps above in reverse order. Back to Contents Page...

  • Page 73: Removing The Coin-Cell Battery

    Back to Contents Page Coin-Cell Battery Dell™ OptiPlex™ 980 Service Manual—Desktop 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 Coin-Cell Battery 1.

  • Page 74: Replacing The Coin-Cell Battery

    4. Lift the coin-cell battery up and away from the computer. Replacing the Coin-Cell Battery To replace the coin-cell battery, perform the above steps in reverse order. Back to Contents Page...

  • Page 75: System Board

    Back to Contents Page System Board Dell™ OptiPlex™ 980 Service Manual—Desktop 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.
  • Page 76 8. Remove the screws that secure the system board to the computer chassis. 9. Lift the system board up and away from the computer.

  • Page 77: Replacing The System Board

    Replacing the System Board To replace the system board, perform the above the steps in reverse order. Back to Contents Page...

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