™ computer and disconnect it from the electrical outlet for a few hours; then reconnect the computer, turn it on, and enter system setup (see the Dell Technology Guide). If the date and time are not correct in system setup, replace the battery.
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After Working on Your Computer. ™ 8. Enter system setup (see the Dell Technology Guide) and restore the settings you recorded in step 1. 9. Properly dispose of the old battery as described in the safety information that shipped with your computer.
3. Click Contact Us on the left side of the page. 4. Select the appropriate service or support link based on your need. 5. Choose the method of contacting Dell that is convenient for you. Back to Contents Page ...
Back to Contents Page Desktop Computer Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual Inside View of Your Computer Inside View of Your Computer 1 drive bays (media card reader, floppy drive, optical 2 power supply drive, hard drive(s)) 3 chassis-intrusion switch 4 system board 5 card slots...
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, OptiPlex, Dell OpenManage and the YOURS IS HERE logo are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered trademarks of Intel Corporation in the U.S.
CAUTION: Before you begin any of the procedures in this section, 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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card release lever, securing tab system board connector card insert card-retention latch 3. If you are installing a card in an empty card connector on the system board, remove the filler bracket to create a card-slot opening at the back of the computer.
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PCIe x16 card release lever securing slot (not all cards) securing tab PCIe x16 card connector 6. Place the card in the connector and press down firmly. Using the following illustration as a guide, ensure that the card is fully seated in the slot. card fully seated card not fully seated bracket within slot...
10. If you installed a sound card: ™ a. Enter system setup, select Audio Controller, and change the setting to Off (see the Dell Technology Guide). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the microphone, speaker/headphone, or line-in connectors on the back or front panel.
10. If you removed a sound card: ™ a. Enter system setup, select Audio Controller, and change the setting to On (see the Dell Technology Guide). b. Connect external audio devices to the audio connectors on the computer back panel.
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riser-card cage handle 4. If you are installing a new card, remove the filler bracket to create an empty card-slot opening. If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card. Grasp the card by its corners, and ease it out of its connector.
13. If you installed a sound card, perform the following steps: ™ a. Enter system setup, select Audio Controller, and change the setting to Off (see the Dell Technology Guide). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the microphone, speaker/headphone, or line-in connectors on the back panel.
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11. If you removed a sound card: ™ a. Enter system setup, select Audio Controller, and change the setting to On (see the Dell Technology Guide). b. Connect external audio devices to the audio connectors on the computer back panel.
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Internal Wireless Card - Installation The internal wireless card is an optional device. 1 wireless card assembly 2 wireless card cable to antenna 3 Wi-Fi external antenna connector 4 card retention clasp release 5 card retention clasp To install the card, do the following: ...
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6. Grasp the wireless card assembly at the ends, press down the card retention clasp release and lift the card to unplug it from the system board wireless card connector. Remove the wireless card assembly from the chassis. 7. Close the opening for the Wi-Fi external antenna connector with the plug provided for the computer. Contact Dell for a replacement plug if none is available. ...
Chassis Intrusion Switch CAUTION: 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. Perform the procedure Before Working on Your Computer.
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4. Save your BIOS settings and exit system setup. Back to Contents Page ...
CAUTION: Before you begin any of the procedures in this section, 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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a. Align the bottom of the cover with the hinge tabs located along the bottom edge of the computer. b. Using the hinge tabs as leverage, rotate the cover downward to close it. c. Snap the cover into place by pulling back on the cover release latch and then releasing the latch when the cover is properly seated. d.
CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
heatsink assembly captive screw housing (4) 4. If previously cables were routed through the guides on the back of the heatsink assembly, reroute them through the guides. Removing the Processor 1. Perform the procedure Before Working on Your Computer.
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NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer. NOTICE: 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. ...
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Remove and Replace the Fan and Shroud Assembly The fan and shroud assembly can be removed and replaced without removing the heatsink. 1. Perform the procedure Before Working on Your Computer. 2. Disconnect the fan cable from the system board (see System Board Components).
If you will be operating your computer without an optical drive or a 3.5-inch device (floppy drive or media card reader) installed, the appropriate drive bay insert must be installed in place of the drive. Contact Dell if you need a drive bay insert.
data interface cable connector data interface connector Power Cable Connectors power cable power input connector Connecting and Disconnecting Drive Cables When removing a cable with a pull-tab, grasp the colored pull-tab and pull until the connector detaches. When connecting and disconnecting a cable without a pull tab, hold the cable by the black connector at each end. ...
If you will be operating your computer without an optical drive or a 3.5-inch device (floppy drive or media card reader) installed, the appropriate drive bay insert must be installed in place of the drive. Contact Dell if you need a drive bay insert. See Removing Drive Bay Inserts.
7. Perform the procedure After Working on Your Computer. ™ 8. Update your configuration information by setting the appropriate Drive option (0 or 1) under Drives. See the Dell Technology Guide for more information. ™ 9. Verify that your computer works correctly by running the Dell Diagnostics (see the Dell Technology Guide).
If you will be operating your computer without an optical drive or a 3.5-inch device (floppy drive) installed, the appropriate drive bay insert must be installed in place of the drive. Contact Dell if you need a drive bay insert.
10. If you are adding a floppy drive to the computer system: ™ a. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide). b. On the Settings menu, select Drives, then Diskette Drive.
5. If you are not replacing the media card reader at this time, install the 3.5 inch drive bay insert (see Replacing Drive Bay Inserts). Contact Dell if you need a drive bay insert. Installing a Media Card Reader ...
Hard Drive The OptiPlex 960 desktop chassis support either one or two 3.5-inch hard drives, or one or two 2.5-inch hard drives. If a single hard drive is installed, it may be a 3.5-inch or 2.5-inch hard drive. When installing a second hard drive, the hard drive being installed must be he same type (3.5-inch or 2.5-inch) as the drive in the chassis.
CAUTION: Before you begin any of the procedures in this section, 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. NOTICE: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
drive bay caddy 8. If the primary hard drive is a 2.5-inch hard drive, it is mounted on the top (flat side) of a 2.5-inch hard drive caddy in the drive bay caddy. To remove the primary drive: a.
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3. If installing 2.5-inch hard drives as the primary hard drive: a. Position the new 2.5-inch hard drive into the flat side of the 2.5-inch hard drive caddy with the side of the drive with the label plate facing away from the caddy, and the connector end of the drive toward the end of the caddy with the cable cutout (back end).
Removing the Secondary Hard Drive In the OptiPlex 960 desktop chassis, a secondary 3.5-inch hard drive is installed in the floppy drive/media card reader bay. A secondary 2.5-inch hard drive is installed with the primary 2.5-inch hard drive in the drive bay.
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3. Remove the optical drive, if installed (see Removing an Optical Drive). 4. If the secondary drive is a 3.5-inch hard drive: a. Lift the drive-release latch and slide the drive toward the front of the computer. Then, lift it out of the chassis. ...
1 2.5-inch hard drive and 2.5-inch hard drive caddy 2 release tabs (2) 3 drive bay caddy e. The secondary 2.5-inch hard drive is mounted on the U-shaped side of the 2.5-inch hard drive caddy. Disconnect the power cable y-adapter from the secondary hard drive.
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d. Connect the SATA data cable to the hard drive and to the SATA1 connector on the system board (see System Board Components). e. Lower the hard drive into the floppy drive/media card reader bay. Slide the drive toward the back of the chassis until it locks into place. ...
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1 2.5-inch hard drive caddy, U-shaped 2 2.5-inch hard drive, connector side up 3 cable cutout 4 screws (4) e. Secure the drive to the drive caddy with four screws, two on each side. f. Attach the power cable y-adapter to the hard drives installed in the caddy. power cable adapter g.
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11. Perform the following: a. Turn on the computer. ™ b. When the computer boots, press F2 to enter system Setup (see the Dell Technology Guide for more information). c. In the Settings menu, select Drives, and select Drives in the sub- menu.
CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
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I/O assembly securing tab I/O assembly cables/connectors Replacing the I/O Assembly To replace the I/O assembly, do the following: 1. Perform the procedure Before Working on Your Computer. NOTE: Use the guides on the I/O assembly bracket to help position the I/O assembly in place, and use the notch on the I/O assembly bracket to help seat the panel.
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I/O assembly I/O assembly cables, connectors (2) securing tab 4. Push the I/O connector block into the I/O assembly opening until it snaps into place. 5. Plug the I/O assembly cable connectors into their system board connectors (see System Board Components).
CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
11. Replace the optical drive (see Optical Drive). 12. Connect the AC power cable to the connector. 13. Perform the procedure After Working on Your Computer. DC Power Connectors DC Power Connector P1 Pin Number Signal name 18-AWG Wire...
+5 VDC Black *Use 22-AWG wire instead of 18-AWG wire. DC Power Connector P2 Pin Number Signal Name 18-AWG Wire Black Black +12 VDC Yellow +12 VDC Yellow DC Power Connector P4 Pin Number Signal Name 22-AWG Wire...
CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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1. Perform the procedure Before Working on Your Computer. 2. Disconnect the speaker cable from the system board. 3. To remove the internal speaker, press the locking tab, shift the speaker to move the speaker housing retention tabs out of the grill retention tabs, and lift the speaker from the chassis.
Back to Contents Page Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual System Board Components System Board Components fan connector (FAN_CPU) processor connector (CPU) processor power connector memory module connectors (12VPOWER) (DIMM_1, DIMM_2, DIMM_3, DIMM_4) SATA drive connectors (3) password jumper (PSWD) internal USB connector (FLEX_USB) Service Mode jumper...
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.
CAUTION: Before you begin any of the procedures in this section, 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. NOTICE: To avoid electrostatic discharge and damage to internal components, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface on the computer chassis.
CAUTION: Before you begin any of the procedures in this section, 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. NOTICE: To avoid electrostatic discharge and damage to internal components, ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface on the computer chassis.
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, OptiPlex, Dell OpenManage and the YOURS IS HERE logo are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered trademarks of Intel Corporation in the U.S.
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CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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card retention latch alignment guide card release lever, securing tab card connector release tab 3. If you are installing a new card, remove the filler bracket to create a card- slot opening. Then continue with step 5. 4. If you are replacing a card that is already installed in the computer, remove the card. If necessary, disconnect any cables connected to the card. ...
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13. If you installed a sound card: a. Enter system setup, select Audio Controller, and change the setting to Off (see the Dell™ Technology Guide for more information on system setup). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the microphone, speaker/headphone, or line-in connectors on the back panel of the computer.
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7. If you removed a sound card: a. Enter system setup, select Audio Controller, and change the setting to On. (See the Dell™ Technology Guide for more information). b. Connect external audio devices to the audio connectors on the back panel of the computer.
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5. Grasp the wireless card assembly at the ends, press down the card retention clasp release and lift the card to unplug it from the system board wireless card connector. Remove the wireless card assembly from the chassis. 6. Close the opening for the Wi-Fi external antenna connector with the plug provided for the computer. Contact Dell for a replacement plug if none is available. ...
Chassis Intrusion Switch CAUTION: 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. Perform the procedure Before Working on Your Computer.
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4. Save your BIOS settings and exit system setup. Back to Contents Page ...
CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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Gently pull the power cables toward you so that they do not get caught underneath the drives. 2. Ensure that no tools or extra parts are left inside the computer. 3. To replace the cover: a. Align the bottom of the cover with the hinge tabs located along the bottom edge of the computer. b.
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CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
heatsink assembly heat-sink assembly bracket captive screw (2) 4. Reroute cables removed earlier through the cable guides on the heatsink assembly. Reconnect them as needed. Removing the Processor 1. Perform the procedure Before Working on Your Computer.
Installing the Processor NOTICE: Ground yourself by touching an unpainted metal surface on the back of the computer. NOTICE: 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. ...
3. Disconnect the fan cable from the system board (see System Board Components). 4. Lift (press up) the fan retention tab on the lower side of the fan assembly (toward the bottom of the computer) while pulling back (away from the chassis) the tab on the upper side of the fan assembly, and simultaneously sliding the assembly toward the back of the chassis to release it from the chassis.
NOTE: If you are removing or adding a device that affects the hardware or RAID configuration of the system, BIOS settings may need to be changed. Refer to the Dell™ Technology Guide for more information. Your computer supports: Up to Two 3.5-inch or up two 2.5-inch SATA (Serial ATA) hard drives One 3.5-inch floppy drive or media card reader...
Hard Drive The OptiPlex 960 mini-tower chassis support either one or two 3.5-inch hard drives, or one or two 2.5-inch hard drives. If a single hard drive is installed, it may be a 3.5-inch or 2.5-inch hard drive. When installing a second hard drive, the hard drive being installed must be he same type (3.5-inch or 2.5-inch) as the drive in the chassis.
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The drive to be removed may be a 3.5-inch hard drive installed in the upper drive bay or lower drive bay, or 2.5-inch hard drive in the upper bay, and may be a primary drive or secondary drive. The upper drive bay always contains the primary hard drive, and, if a drive is installed in the lower drive bay, it is always configured as a secondary hard drive. When two 2.5-inch hard drives are installed in the system (as primary and secondary drives), both are mounted on the same 2.5-inch hard drive caddy and it is installed in the upper drive bay.
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Install the 2.5-inch hard drive caddy into the drive bay caddy, and place it in the upper drive bay. c. Replace the computer cover. d. Reconnect your computer to power and other I/O devices as needed. ™ e. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide).
CAUTION: Before you begin any of the procedures in this section, 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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1 2.5-inch hard drive caddy (flat 2 2.5-inch hard drive (primary drive side up) shown) 3 end of caddy with cable cutout 4 screws (4) 1 2.5-inch hard drive caddy (U- 2 2.5-inch hard drive (secondary shaped side up) drive shown) 3 end of caddy with cable cutout 4 screws (4) b.
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Computer. 12. Reboot the computer and press F2 when prompted to enter system Setup (see the Dell™ Technology Guide for more information). a. In the Settings menu, select Drives, and select Drives on the sub- menu. b. Enable the SATA port for the drive installed, if necessary.
Refer to documentation for your operating system for instructions. ™ 15. Test the hard drive by running the Dell Diagnostics (see the Dell Technology Guide). 16. If the drive you just installed is the primary drive, install a bootable operating system onto the drive, if necessary.
1. If the floppy drive you are removing will not be replaced: ™ a. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide). b. On the Settings menu, select Drives, then Diskette Drive.
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8. If you are adding a floppy drive to the computer system: ™ a. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide). b. On the Settings menu, select Drives, then Diskette Drive.
CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
7. Perform the procedure After Working on Your Computer). ™ 8. Verify that your computer works correctly by running the Dell Diagnostics (see the Dell Technology Guide). Optical Drive CAUTION: 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 an Optical Drive 1. Perform the procedure Before Working on Your Computer. 2. Disconnect the power and data cables from the back of the drive. 3. Remove the drive bezel (see Remove the Drive Bezel). 4.
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After Working on Your Computer. ™ 10. Update your configuration information in system setup by setting the appropriate Drive option (SATA-1, SATA-2, or SATA-3) under Drives. (See the Dell Technology Guide.) ™ 11. Verify that your computer works correctly by running the Dell Diagnostics (see the Dell Technology Guide).
CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the cover.
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I/O assembly securing screw I/O assembly cable connectors Replacing the I/O Assembly 1. Perform the procedure Before Working on Your Computer. 2. Remove the drive bezel, if installed (see Remove the Drive Bezel). 3. Remove the bezel, if installed (see Remove the Bezel).
10. Replace the optical drive, if removed earlier (see Replacing or Installing an Optical Drive). 11. Replace the drive bay caddy. 12. Replace the drive bezel (see Replace the Drive Bezel). 13. Perform the procedure After Working on Your Computer.
CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
DC Power Connectors DC Power Connector P1 Pin Number Signal name 18-AWG Wire +3.3 VDC Orange +3.3 VDC Orange Black +5 VDC Black +5 VDC Black PS_PWRGOOD Gray P5AUX Purple V_12P0_DIG White V_12P0_DIG White +3.3 VDC Orange +3.3VDC/SE* Orange...
DC Power Connector P2 Pin Number Signal Name 18-AWG Wire Black Black +12 VADC Yellow +12 VADC Yellow DC Power Connectors P3, P5, P8, and P9 Pin Number Signal name 18-AWG Wire +3.3 VDC Orange Black +5 VDC...
CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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1. Perform the procedure Before Working on Your Computer. 2. Disconnect the cable from the INT SPKR1 connector on the system board (see System Board Components). 3. To remove the internal speaker, press the locking tab, shift the speaker to move the speaker housing retention tabs out of the retention tabs on the grill, and lift the speaker from the chassis.
Back to Contents Page Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual System Board Components System Board Components connector for optional wireless card (PCIE_WLS1) thermal sensor connector (THRML1) connector for optional internal speaker (INT_SPKR1) 4 fan connector (FAN_CPU1) processor connector (CPU) processor power connector (12VPOWER) auxiliary power LED (AUX_POWER)
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CAUTION: Before you begin any of the procedures in this section, 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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11. If you installed a sound card: ™ a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to Off (see the Dell Technology Guide). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the line-in connector on the back panel of the computer.
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10. If you removed a sound card: ™ a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see the Dell Technology Guide). b. Connect external audio devices to the audio connectors on the back panel of the computer.
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11. If you removed a network-adapter card connector: ™ a. Enter system setup, select Integrated NIC from the Onboard Devices group, and change the setting to On (see the Dell Technology Guide). b. Connect the network cable to the integrated network connector on the back panel of the computer.
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11. If you installed a sound card: ™ a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to Off (see the Dell Technology Guide). b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the line-in connector on the back panel of the computer.
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10. If you removed a sound card: ™ a. Enter system setup, select Integrated Audio from the Onboard Devices group, and change the setting to On (see the Dell Technology Guide). b. Connect external audio devices to the audio connectors on the back panel of the computer.
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1 wireless card assembly 2 wireless card cable to antenna 3 Wi-Fi external antenna connector 4 card retention clasp release 5 card retention clasp To install the card, do the following: 1. Perform the procedure Before Working on Your Computer.
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5. Grasp the wireless card assembly at the ends, press down the card retention clasp release and lift the card to unplug it from the system board wireless card connector. Remove the wireless card assembly from the chassis. 6. Close the opening for the Wi-Fi external antenna connector with the plug provided for the computer. Contact Dell for a replacement plug if none is available. ...
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Chassis Intrusion Switch CAUTION: 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. Perform the procedure Before Working on Your Computer.
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the setting, move to the Apply button and press Enter. NOTE: The default setting is On-Silent. 4. Save your BIOS settings and exit system setup. Back to Contents Page ...
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CAUTION: Before you begin any of the procedures in this section, 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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a. Align the bottom of the cover with the hinge tabs located along the bottom edge of the computer. b. Using the hinge tabs as leverage, rotate the cover downward to close it. c. Snap the cover into place by pulling back on the cover release latch and then releasing the latch when the cover is properly seated. d.
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CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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center cover latch processor cover processor socket release lever NOTICE: 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. 9.
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processor cover processor processor socket center cover latch release lever front alignment-notch socket and processor pin-1 indicator rear alignment-notch NOTICE: To avoid damage, ensure that the processor aligns properly with the socket, and do not use excessive force when you install the processor.
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heatsink assembly captive screw in housing (4) fan cable connectors (2) 12. If the system contained a wireless card that was removed in a previous step, replace the card (see Internal Wireless Card - Installation). 13. Reroute cables through guides on the fan shroud. ...
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fan and shroud assembly fan shroud screws (4) fan cable connectors (2) 9. Position the new fan and shroud assembly onto the heatsink, aligning the screw holes in the shroud with the holes in the heatsink. 10.
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NOTE: If you are removing or adding a device that affects the hardware or RAID configuration of the system, BIOS settings may need to be changed. Refer to the Dell™ Technology Guide for more information. Your computer supports: One 3.5-inch SATA (serial ATA) hard drive or two 2.5-inch SATA hard drives One slimline media card reader or one slimline floppy drive...
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data interface cable connector SATA interface connector Power Cable Connectors power cable power input connector Connecting and Disconnecting Drive Cables When removing an cable with a pull-tab, grasp the colored pull-tab and pull until the connector detaches. When connecting and disconnecting a SATA data cable, hold the cable by the black connector at each end. ...
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CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
power cable SATA data cable Removing the Hard Drive 1. If you are removing a hard drive that contains data you want to keep, back up your files before you begin this procedure. 2. Perform the procedure Before Working on Your Computer.
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1 2.5-inch hard drive mounted as the primary 2 2.5-inch hard drive drive caddy 1 2.5-inch hard drive mounted as the secondary 2 2.5-inch hard drive drive caddy c. If the primary 2.5-inch hard drive was removed, and will be replaced by the secondary hard drive installed on the caddy, remove the secondary drive and install it on the mount it on the flat side of the 2.5-inch hard drive caddy.
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2.5" hard drive with caddy hard drive shroud pins (2 on each side) release tabs (2) b. Install the hard drive and shroud assembly in the chassis (see Replacing the Hard Drive and Shroud Assembly). 3. If you are installing a 2.5-inch drive: a.
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Turn on the computer. ™ b. When the computer boots, press F2 when prompted to enter system Setup (see the Dell Technology Guide for more information). c. In the Settings menu, select Drives, and select Drives in the sub- menu.
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CAUTION: Before you begin any of the procedures in this section, 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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drive release latch optical drive 5. If the optical drive is not being replaced after removal: a. Remove the hard drive and shroud assembly (see Removing the Hard Drive and Shroud Assembly). a. Disconnect the SATA cable from the system board and remove the cable from the chassis. b.
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1. If the floppy drive you are removing will not be replaced: ™ a. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide). b. On the Settings menu, select Drives, then Diskette Drive.
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drive release tab floppy drive 6. Push down the drive release latch and slide the floppy drive towards the back of the computer. Then lift it out of the chassis. 7. If the drive is not being replaced with any device: a.
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10. If you are adding a floppy drive to the computer system: ™ a. Boot your computer and press F2 when prompted to enter system Setup (see the Dell Technology Guide). b. On the Settings menu, select Drives, then Diskette Drive.
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CAUTION: Before you begin any of the procedures in this section, 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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e. Remove the three shoulder screws from the inside of the drive bay insert, and install them onto the media card reader. f. Remove the hard drive and shroud assembly (see Removing the Hard Drive and Shroud Assembly). 3. Align the screws on the media card reader with the bracket slots in the computer, and gently move the drive forward until it clicks into place. media card reader screws (3) bracket rails (3)
™ 11. Verify that your computer works correctly by running the Dell Diagnostics (see the Dell Technology Guide). Remove the Bezel Lift the three front cover retention tabs to release the top edge of the cover. Roll the cover down and lift it away from the chassis.
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CAUTION: 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: To guard against electrical shock, always unplug your computer from the electrical outlet before removing the computer cover.
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To replace the I/O assembly, do the following: 1. Remove the computer cover, if installed (see System Board Components). NOTE: Use the guides on the I/O assembly bracket to help position the I/O assembly in place, and use the notch on the I/O assembly bracket to help seat the panel.
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CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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14. Reconnect the DC power cables to the system board and drives (see System Board Components and `Drives). 15. Replace the floppy drive or media card reader (see Installing a Floppy Drive). 16. Replace the optical drive (see Installing an Optical Drive).
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+3.3 V Orange +3.3V Orange (optional) -12 V* Blue Black PWR_PS_ON Green Black Black Black VCC (+5V) VCC (+5V) VCC (+5V) Black *Use 22-AWG wire instead of 18-AWG wire. DC Power Connector P2 Pin Number Signal Name 18-AWG Wire Black Black...
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2, 3 +5VDC 5, 6 Black Back to Contents Page ...
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CAUTION: 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. NOTICE: To prevent static damage to components inside your computer, discharge static electricity from your body before you touch any of your computer's electronic components.
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1. Perform the procedure Before Working on Your Computer. 2. Disconnect the speaker cable from the system board. 3. To remove the internal speaker, press the locking tab, shift the speaker to move the speaker housing retention tabs away from the grill retention tabs, and lift the speaker from the chassis.
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Back to Contents Page Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual System Board Components System Board Components heatsink front fan connector processor connector (CPU) (FAN_CPU) processor power connector memory module connectors (12VPOWER) (DIMM_1, DIMM_2, DIMM_3, DIMM_4) password jumper pins (PSWD) SATA drive connectors (3) internal (FlexBay) USB...
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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, OptiPlex, Dell OpenManage and the YOURS IS HERE logo are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered trademarks of Intel Corporation in the U.S.
Back to Contents Page Small Form Factor Computer Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual Inside View of Your Computer Inside View of Your Computer drive-release latch optical drive power supply assembly intrusion switch hard drive and shroud assembly system board (inside) heatsink assembly ...
Back to Contents Page System Board Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual Removing the System Board: Mini Tower, Desktop, and Small Form Factor Computers Replacing the System Board: Mini Tower, Desktop, and Small Form Factor Computers Removing the System Board: Mini Tower, Desktop, and Small Form Factor Computers ...
desktop system board screws (11 — 7 for system board, 4 for heatsink) Small Form Factor System Board Screws 1 small form factor system board 2 screws (8 — 4 for system board, 4 for heatsink) Place the system board assembly that you just removed next to the replacement system board to ensure it is identical. Replacing the System Board: Mini Tower, Desktop, and Small Form Factor Computers ...
Back to Contents Page Mini Tower Computer Dell™ Optiplex™ 960 Mini Tower/Desktop/Small Form Factor Service Manual Inside View of Your Computer Inside View of Your Computer 1 optical drive 2 flex bay device (for optional floppy disk drive, media card reader, etc.) 3 power 4 chassis-intrusion switch...
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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, OptiPlex, Dell OpenManage and the YOURS IS HERE logo are trademarks of Dell Inc.; Intel, Pentium, and Celeron are registered trademarks of Intel Corporation in the U.S.
CAUTION: Always unplug your computer from the electrical outlet before opening the cover. NOTE: For detailed troubleshooting information, including responding to system messages, see your Service Manual on support.dell.com. Using the Hardware Troubleshooter 1. Click the Windows Vista Start button , and click Help and Support.
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4. If the LED still does not illuminate, the problem is probably with the power supply. Contact Dell (see Contacting Dell). No CPU detected. Reinstall the CPU and restart the system. If the computer still fails to boot, inspect the CPU socket for damage.
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3. Repeat this process for each expansion card installed. If the computer starts normally, troubleshoot the last card removed from the computer for resource conflicts. 4. If the problem persists, contact Dell (see Contacting Dell). Steady Blue Another failure has occurred.
Lockups and Software Problems NOTE: The procedures in this document were written for the Windows default view, so they may not apply if you set your Dell computer to the Windows Classic view. The computer does not start up Ensure that the power cable is firmly connected to the computer and to the electrical outlet ...
If necessary, uninstall and then reinstall the program. Dell Technical Update Service The Dell Technical Update service provides proactive e-mail notification of software and hardware updates for your computer. To enroll for the Dell Technical Update service, go to support.dell.com/technicalupdate. ...
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5. Type 1 to start the CD menu and press <Enter> to proceed. 6. Select Run the 32 Bit Dell Diagnostics from the numbered list. If multiple versions are listed, select the version that is appropriate for your computer. ...
Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. 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. NOTICE: When you disconnect a cable, pull on its connector or on its pull-tab, not on the cable itself.
components. Turning Off Your Computer NOTICE: To avoid losing data, save and close all open files and exit all open programs before you turn off your computer. 1. Shut down the operating system. 2. Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 4 seconds to turn them off.