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Dell OptiPlex 980 Service Manual
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Dell OptiPlex 980 Service Manual

Mini-tower
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See also: Administrator's Manual
Dell™ OptiPlex™ 980 Service Manual—Mini-Tower
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

  • 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—Mini-Tower Cover Memory Module Drive Cover Internal Speaker Optical Drive Front Thermal Sensor Hard Drive/Cage Power Supply Front Panel Control Panel Expansion Card Front I/O Panel Wireless Module...

  • Page 12: System Board Layout

    Back to Contents Page System Board Layout Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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—Mini-Tower 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 cover from the top outward. 4. Remove the cover 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—Mini-Tower 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 cover from the top outward. 4. Remove the cover from the computer. Replacing the Cover To replace the cover, perform the above steps in reverse order. Back to Contents Page...

  • Page 30: Drive Panel

    Back to Contents Page Drive Panel Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 Drive Panel 1.

  • Page 31: Replacing The Drive Panel

    3. Swing the drive panel out from the computer. Replacing the Drive Panel To replace the drive 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—Mini-Tower 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 NOTE: You may need to install Adobe Flash Player from Adobe.com to view the following illustrations.
  • Page 33 4. Disconnect the data cable from the optical drive. 5. Slide the drive release latch towards the bottom of the computer and slide the optical drive out of the computer.

  • Page 34: Replacing The Optical Drive

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

  • Page 35: Hard Drive

    Back to Contents Page Hard Drive Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 3. Press in on the blue release tabs on each side of the hard drive and slide the hard drive out of the computer. 4. Flex the hard drive bracket and remove the hard drive from it.

  • Page 37: 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 38: Front Panel

    Back to Contents Page Front Panel Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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.
  • Page 39 6. To remove the upper front panel, release the tabs. 7. Pull out and remove the front panel.

  • Page 40: 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 41: Expansion Card

    Back to Contents Page Expansion Card Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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.
  • Page 42 3. Pull the release latch away from the expansion card and remove the expansion card from the computer. Replacing the Expansion Card To replace the expansion card, 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—Mini-Tower 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 Wireless Module 1.
  • Page 44 3. Release the wireless antennae. 4. 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 5. Remove the metal cover from the wireless card assembly. 6. Disconnect the antennae.
  • Page 46 7. Release the Wireless Local Area Network (WLAN) card from the securing tab. 8. Remove the WLAN card from the socket.
  • Page 47 9. Release and remove the antennae. 10. Remove the WLAN board from the bracket.
  • Page 48 Replacing the Wireless Module To replace the wireless module, perform the above steps in reverse order. Back to Contents Page...

  • Page 49: Removing The Fan

    Back to Contents Page Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 50 3. Disconnect the fan connector from the system board. 4. Remove the screws from the processor fan shroud.

  • Page 51: Replacing The Fan

    5. Remove the processor fan from the heat sink. Replacing the Fan To replace the fan, perform the above steps in reverse order. Back to Contents Page...

  • Page 52: Heat Sink And Processor

    Back to Contents Page Heat Sink and Processor Dell™ OptiPlex™ 980 Service Manual–Mini-Tower 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 53 3. Disconnect the fan connector from the system board. 4. Lossen the captive screws that secure the heat sink to the system board.
  • Page 54 5. Pivot the heat sink towards the back of the computer and remove it from the computer. 6. Slide the release lever from under the center-cover latch and rotate the release lever upward.
  • Page 55 7. Lift the processor cover. 8. Remove the processor from the computer.

  • Page 56: Replacing The Heat Sink And Processor

    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. Back to Contents Page...

  • Page 57: Removing The Memory Module(S)

    Back to Contents Page Memory Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 58: Replacing The Memory Module(S)

    3. Lift the memory module out of its connector on the system board and remove it from the computer. Replacing the Memory Module(s) To replace the memory module(s), perform the above steps in reverse order. Back to Contents Page...

  • Page 59: Internal Speaker

    Back to Contents Page Internal Speaker Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 60 3. Disconnect the internal speaker cable. 4. Press down on the securing tab and remove the speaker from the computer.

  • Page 61: Replacing The Internal Speaker

    Replacing the Internal Speaker To replace the internal speaker, perform the above steps in reverse order. Back to Contents Page...

  • Page 62: Front Thermal Sensor

    Back to Contents Page Front Thermal Sensor Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 63 3. Release the front thermal sensor cable. 4. Release the hook to remove the front thermal Sensor.
  • Page 64 Replacing the Front Thermal Sensor To replace the front thermal sensor, perform the above steps in reverse order. Back to Contents Page...

  • Page 65: Power Supply

    Back to Contents Page Power Supply Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 66 3. Disconnect the data and I/O cables from the cable holder. 4. Remove the screws that secure the power supply to the back of the computer.
  • Page 67 5. Press down the release latch and slide the power supply towards the front of the computer. 6. Lift the power supply up and away from the computer.

  • Page 68: Replacing The Power Supply

    Replacing the Power Supply To replace the power supply, perform the above steps in reverse order. Back to Contents Page...

  • Page 69: Control Panel

    Back to Contents Page Control Panel Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 Control Panel 1.
  • Page 70 5. Release the control-panel cable. 6. Release the hooks and remove the control-panel cover.
  • Page 71 7. Remove the screws. 8. Remove the control panel.

  • Page 72: 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 73: Removing The I/O Panel

    Back to Contents Page I/O Panel Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 74 5. Remove the screw that secures the I/O panel to the front of the computer. 6. Slide and remove the I/O Panel from the front.
  • Page 75 Replacing the I/O Panel To replace the I/O panel, perform the above steps in reverse order. Back to Contents Page...

  • Page 76: Removing The Intrusion Switch

    Back to Contents Page Intrusion Switch Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 77 3. Slide and remove the intrusion switch. Replacing the Intrusion Switch To replace the intrusion switch, perform the above steps in reverse order. Back to Contents Page...

  • Page 78: Removing The Coin-Cell Battery

    Back to Contents Page Coin-Cell Battery Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 79: Replacing The Coin-Cell Battery

    3. Lift up the coin-cell battery from its socket and remove the battery 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 80: System Board

    Back to Contents Page System Board Dell™ OptiPlex™ 980 Service Manual—Mini-Tower 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 81 7. Remove the screws from the system board. 8. Slide and remove the system board.

  • Page 82: Replacing The System Board

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

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