Dell OptiPlex 760 User Manual Page 1

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Summary of Contents

Page 1 - Small Form Factor Computer

Dell™OptiPlex™760ServiceManual   Mini Tower Computer Desktop Computer Small Form Factor Computer Ultra Small Form Factor Computer

Page 2 -  Advanced Features

Back to Contents Page  Battery Dell™OptiPlex™760ServiceManual Replacing the Battery Replacing the Battery   A coin-cell battery mainta

Page 3 - USB Provisioning

Back to Contents Page Dell™OptiPlex™760ServiceManual System Fan System Fan    Removing the System Fan  1. Follow the procedures in Wor

Page 5 - Physical Security

Back to Contents Page  Mini Tower Dell™OptiPlex™760ServiceManual Removing the Computer Cover Inside Your Computer System Board Compone

Page 6 - Enabling the TPM Feature

  System Board Components WARNING: Before working inside your computer, read the safety information that shipped with your computer. For addi

Page 7 - Computer Tracking Software

Back to Contents Page  17 battery socket (BATTERY) 18 PS/2 or serial connector (SERIAL2) 19 floppy connector (DSKT) 20 fan (FAN_CPU)

Page 8 - Power Options Properties

Back to Contents Page  Replacing the Computer Cover Dell™OptiPlex™760ServiceManual Mini-Tower, Desktop, and Small Form Factor Ultra Small

Page 9 - Options in Windows Vista

Back to Contents Page  1 release knob

Page 10 -  Battery

Back to Contents Page Dell™OptiPlex™760ServiceManual Cards Cards   YourDell™computersupportsaPS/2serialportadapterandprovides

Page 11

4. If you are installing a new card, remove the filler bracket to create a card- slot opening. Then continue with step 6.  5. If you are replacing

Page 12 -  Working on Your Computer

 14. Install any drivers required for the card as described in the card documentation.  Removing a PCI Card  1. Follow the procedures in Working

Page 13

 6. Install the new system battery. a. Support the battery connector by pressing down firmly on the positive side of the connector. b. Hold t

Page 14 - Desktop Computer

b. Connect the network cable to the integrated the back panel of the computer.  PCI Express and DVI Cards Your computer supports one low-profile P

Page 15

  8. Connect any cables that should be attached to the card.  9. Before you close the card retention mechanism, ensure that: l The tops of

Page 16

 4. If necessary, disconnect any cables connected to the card.  5. Press the lever with your thumb until you release the securing tab. If you

Page 17

 11. Replace the computer cover (see Replacing the Computer Cover).  12. Uninstall the card's driver. See the documentation that came with t

Page 18

 8. Connect the adapter cable to the PS/2 serial port adapter connector (PS2/SERIAL2) on the system board (see System Board Components).  9. Repla

Page 19

Back to Contents Page Dell™OptiPlex™760ServiceManual Heat Sink and Processor Heat Sink and Processor    Removing the Processor  1. Fol

Page 20

  8. Gently remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the n

Page 21

  7. Set the processor lightly in the socket and ensure that the processor is positioned correctly.  8. When the processor is fully seated in

Page 22

 13. Route the floppy drive cable through the securing tab on the heat sink and connect it to the system board.  14. Replace the optical drive

Page 23

Back to Contents Page Dell™OptiPlex™760ServiceManual Chassis Intrusion Switch Chassis Intrusion Switch   Removing the Chassis Intrusion

Page 24

Back to Contents Page  Working on Your Computer Dell™OptiPlex™760ServiceManual Recommended Tools Before Working on Your Computer After

Page 25

 1. Turn on (or restart) your computer.  2. WhentheDELL™logoappears,press<F12>immediately. If you wait too long and the operating

Page 26

Back to Contents Page Dell™OptiPlex™760ServiceManual Drives Drives Your computer supports: l One SATA (serial ATA) hard drive l One sli

Page 27 - Processor

 Connecting and Disconnecting Drive Cables When removing an cable with a pull-tab, grasp the colored pull-tab and pull until the connector detache

Page 28

 5. Disconnect the power and data cable from the hard drive.  6. Disconnect the data cable from the system board.  7. Disconnect the hard-d

Page 29

 4. Connect the hard drive fan cable to the system board.  5. Connect the power and data cables to the hard drive.  6. Connect the data cab

Page 30

 10. If the drive you just installed is the primary drive, insert a bootable media into your boot drive.  11. Turn on the computer.  12. En

Page 31

Optical Drive    Removing an Optical Drive  1. Follow the procedures in Working on Your Computer.  2. Remove the computer cover (see Removing

Page 32

 6. Remove the drive and replace the computer cover (see Replacing the Computer Cover).  Installing an Optical Drive  1. Unpack the drive and

Page 33 - Drive Inserts

 7. Gently position the drive until it clicks into place.  8. Check all cable connections and fold cables out of the way to provide airflow fo

Page 34

  4. Pull the cable release tab to disconnect the data cable from the system board.  5. Pull the drive release latch and slide the floppy drive

Page 35

 1. Shut down the operating system.  2. Ensure that the computer and all attached devices are turned off. If your computer and attached devices d

Page 36

 5. Replace the optical drive (see Optical Drive).  6. Check all cable connections, and fold cables out of the way to provide airflow for the f

Page 37

 8. Pull the drive release latch and slide the media card reader towards the back of the computer. Then lift up to remove the media card reader fro

Page 38

 5. Replace the optical drive (see Optical Drive).  6. Check all cable connections, and fold cables out of the way to provide airflow for the f

Page 39

Back to Contents Page Dell™OptiPlex™760ServiceManual System Fan System Fan   Removing the System Fan  1. Follow the procedures in Worki

Page 40

Back to Contents Page Dell™OptiPlex™760ServiceManual I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in Workin

Page 41

Back to Contents Page  NOTE: Use the guides on the I/O panel bracket to help position the I/O panel in place and use the notch on the I/O panel brac

Page 42

Back to Contents Page Dell™OptiPlex™760ServiceManual Power Supply Power Supply  Replacing the Power Supply    1. Follow the procedures

Page 43

 12. Replace the floppy drive or media card reader (see Installing a Floppy Drive).  13. Replace the optical drive (see Installing an Optical Dr

Page 44

 DC Power Connector P2  DC Power Connectors P3  DC Power Connector P6 Back to Contents Page  19 +12 VDC Yellow 20 -12 VDC Blue 21 COM Bla

Page 45 - Heat Sink Assembly

Back to Contents Page Dell™OptiPlex™760ServiceManual Speakers Speakers    Installing a Speaker  1. Follow the procedures in Working on

Page 46

Dell™OptiPlex™760ServiceManual Notes, Cautions, and Warnings IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicro

Page 47

 5. Replace the computer cover.  6. Turn on power to the computer. Back to Contents Page 

Page 48

Back to Contents Page  Small Form Factor Dell™OptiPlex™760ServiceManual Removing the Computer Cover Inside Your Computer System Board

Page 49

System Board Components CAUTION: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the s

Page 50

Back to Contents Page  19 fan connector (FAN_CPU)  

Page 51 - DC Power Connector P4

Dell™OptiPlex™760ServiceManual Notes, Cautions, and Warnings IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicro

Page 52

Back to Contents Page  System Board Dell™OptiPlex™760ServiceManual Removing the System Board Replacing the System Board  Removing the

Page 53

 Desktop System Board Screws  Small Form Factor System Board Screws 1 screws (9) 1 screws (9)

Page 54 -  Desktop

 Ultra Small Form Factor System Board Screws Replacing the System Board  1. Gently align the board into the chassis and slide it toward the ba

Page 55

Back to Contents Page 

Page 56

Back to Contents Page  System Setup Dell™OptiPlex™760ServiceManual Overview Entering System Setup System Setup Options Boot Sequenc

Page 57 -  Contacting Dell

Back to Contents Page Dell™OptiPlex™760ServiceManual Cards Cards    YourDell™computerprovidesthefollowingconnectorsonthesystem

Page 58 -  Glossary

 NOTE: Depending on your computer and installed devices, the items listed in this section may not appear, or may not appear exactly as listed. WARNI

Page 59

Video Primary Video Specifies which video controller is primary when two video controllers are present on the computer. l Auto (default) l Onboard/P

Page 60

AC Recovery Determines how the system responds when AC power is re-applied after a power loss. You can set the AC Recovery to: l Power Off (default)

Page 61

Boot Sequence This feature allows you to change the Boot Device Property for devices.  Option Settings l Onboard USB Floppy Drive — The computer a

Page 62

 5. Use the arrow keys to select the appropriate device (for the current boot only).  Changing the Boot Sequence for Future Boots  1. Enter Syst

Page 63

 Assigning a System Password To exit without assigning a system password, press <Esc> at any time (before you press the OK button in step 4).

Page 64

You cannot change or enter a new administrator password if either of the following two options is displayed: l Set — An administrator password is ass

Page 65

Mini Tower  Desktop  Small Form Factor  Ultra Small Form Factor

Page 66 -  Memory

Clearing Forgotten Passwords    1. Follow the procedures in Working on Your Computer.  2. Remove the computer cover.  3. Locate the 2-p

Page 67

 13. Assign a new system and/or administrator password. Clearing CMOS Settings   1. Follow the procedures in Working on Your Computer.  2.

Page 68 - Removing Memory Module (s)

 4. 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

Page 69 - Mini Tower Computer

Back to Contents Page Dell™OptiPlex™760ServiceManual IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicrosoft®

Page 70

Back to Contents Page  Troubleshooting Dell™OptiPlex™760ServiceManual Tools Dell Diagnostics Solving Problems Dell Technical Update

Page 71

 To help troubleshoot a problem, your computer has four lights labeled 1, 2, 3, and 4 on the front panel. When the computer starts normally, the lig

Page 72

Steady Amber Steady Amber BIOS may be corrupt or missing. l The computer hardware is operating normally but the BIOS may be corrupt or missing. Cont

Page 73

 Power Supply Diagnostic Light The power supply diagnostic light located on the back of the computer, near the power connector. The light remains sol

Page 74

 Beep Codes Your computer may emit a series of beeps during start-up if the monitor cannot display errors or problems. For example, one possible beep

Page 75

 Hard-disk read failure — Possible hard drive failure during hard-drive boot test (see Contacting Dell for assistance).  Keyboard failure — Keyboar

Page 76

 Starting the Dell Diagnostics From Your Hard Drive Before running the Dell Diagnostics, enter System Setup (see the Entering System Setup) to review

Page 77

 5. Press any key to confirm that you want to start from the CD/DVD. If you wait too long and the operating system logo appears, continue to wait u

Page 78

Solving Problems Follow these tips when troubleshooting your computer: l If you added or removed a part before the problem started, review the inst

Page 79

 11. Replace the computer cover (see Replacing the Computer Cover), reconnect the computer and devices to electrical outlets, and then turn them on

Page 80

 Clean the drive or disk — See the Dell™TechnologyGuide for more information on cleaning your computer.  Check the cable connections  Run the H

Page 81

 Error Messages  If the error message is not listed, see the documentation for the operating system or the program that was running when the message

Page 82

 If you have problems with a Dell IEEE 1394 device — Contact Dell (see Contacting Dell).  If you have problems with an IEEE 1394 device not provid

Page 83

A program crashes repeatedly  Check the software documentation — If necessary, uninstall and then reinstall the program.  A program is designed fo

Page 84

l Reseat the memory modules (see Memory) to ensure that your computer is successfully communicating with the memory. l Ensure that you are following

Page 85

Power Problems   If the power light is blue and the computer is not responding — See Diagnostic Lights.  If the power light is blinking green — The

Page 86 - Adding a Second Hard Drive

Windows Vista: 1. Click Start ® Control Panel® Hardware and Sound® Printer. 2. If the printer is listed, right-click the printer icon. 3. Cl

Page 87

that the sound is not muted.  Disconnect headphones from the headphone connector — Sound from the speakers is automatically disabled when headphones

Page 88 - Installing the Floppy Drive

See Diagnostic Lights.  Check the monitor settings — See the monitor documentation for instructions on adjusting the contrast and brightness, demagne

Page 89

Back to Contents Page Dell™OptiPlex™760ServiceManual Module Bay Module Bay  You can install a Dell™ removable device such as a floppy dri

Page 90

 6. Grasp the card by its top corners, and ease it out of its connector.  7. If you are removing the card permanently, install a filler bracket

Page 91

 3. Press the device latch release so that the latch release pops out.   4. Pull the device by the latch release to remove the device from

Page 92

 Removing and Installing a Device When Your Computer Is Running  Microsoft®Windows®  1. To remove a device installed in the module bay, doubl

Page 93

 3. Replace the computer cover (see Replacing the Computer Cover). The module cannot be removed from the computer until you lift the module locking

Page 94

Back to Contents Page Dell™OptiPlex™760ServiceManual Cable Cover (Optional) Cable Cover (Optional)  Attaching the Cable Cover  1. Ensure

Page 95

Back to Contents Page Dell™OptiPlex™760ServiceManual Heat Sink and Processor Heat Sink and Processor      Removing the Processor  1.

Page 96

b. Gently lift the heat sink from the processor. c. Lay the heat sink down on its top, with the thermal grease facing upward.   5. Open the

Page 97 - DC Power Connector P7

 4. Align the pin-1 corners of the processor and socket.   5. Set the processor lightly in the socket and ensure that the processor is position

Page 98

 10. Lower the heat sink onto the processor at a 45-degree angle so that one end of the heat sink fits securely under the tab opposite the release ta

Page 99

Back to Contents Page Dell™OptiPlex™760ServiceManual Chassis Intrusion Switch Chassis Intrusion Switch   Removing the Chassis Intrusion

Page 100 - System Fan

 3. Select System Setup.  4. Select Security® Chassis Intrusion and then select the Clear Intrusion Warning option to reset the chassis intrusion

Page 101

 4. Press in on the tab to raise the card-retention latch.  5. If necessary, disconnect any cables connected to the card.  6. Grasp the car

Page 102 -  Mini Tower

Back to Contents Page Dell™OptiPlex™760ServiceManual Drives Drives Your computer supports: l One SATA (serial ATA) hard drive l One opt

Page 103 - System Board Components

When connecting and disconnecting a SATA data cable, hold the cable by the black connector at each end. When removing a cable with a pull-tab, grasp t

Page 104

 2. Remove the computer cover (see Removing the Computer Cover).  3. If you are installing a new drive, rather than replacing an already install

Page 105 - Ultra Small Form Factor

For instructions, see the documentation that came with your operating system.  13. Test the hard drive by running the Dell Diagnostics (see Dell Diag

Page 106 - Back to Contents Page

 7. Replace the cable cover, if used. Back to Contents Page 

Page 107 - Cards

Back to Contents Page Dell™OptiPlex™760ServiceManual System Fans System Fans    Removing the System Fans  1. Follow the procedures in

Page 108

Back to Contents Page 

Page 109 - Removing a PCI Card

Back to Contents Page Dell™OptiPlex™760ServiceManual Power Button Power Button   Removing the Power Button  1. Follow the procedures in

Page 110 - PCI Express and DVI Cards

Back to Contents Page Dell™OptiPlex™760ServiceManual Speakers Speakers    Removing a Speaker  1. Follow the procedures in Working on Y

Page 111

 5. Replace the computer cover.  6. Turn on power to the computer. Back to Contents Page 

Page 112

Back to Contents Page  Advanced Features Dell™OptiPlex™760ServiceManual LegacySelect Technology Control Manageability Physical Securit

Page 113 - PS/2 Serial Port Adapter

 13. If you removed a network adapter card and want to turn on the integrated network adapter: a. Enter system setup, select System Configuration

Page 114

Back to Contents Page  Ultra Small Form Factor Dell™OptiPlex™760ServiceManual Removing the Computer Cover Inside Your Computer System

Page 115 - Heat Sink and Processor

  System Board Components WARNING: Before working inside your computer, read the safety information that shipped with your computer. For addi

Page 116 - Installing the Processor

Dell Badge  The Dell badge on the front of your computer can be rotated. To rotate the badge:  1. Remove the computer cover (see Removing the Comp

Page 117

Dell™OptiPlex™760ServiceManual Notes, Cautions, and Warnings IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicro

Page 118

 8. Insert the card firmly into the card connector on the riser-card cage.  9. Lower the card-retention latch and press it into place, securing

Page 119 - Chassis Intrusion Switch

b. Connect external audio devices to the sound card's connectors. Do not connect external audio devices to the microphone, speaker/headphone, o

Page 120

 8. Connect the adapter cable to the PS/2 serial port adapter connector (SERIAL2) on the system board (see System Board Components).  9. Replace

Page 121 - Drives

 7. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l 

Page 122 - Hard Drive

 12. Replace the riser-card cage: a. Align the tabs in the side of the riser-card cage with the slots on the side of the computer, and slide the

Page 123 - Installing a Hard Drive

c. Rotate the riser-card cage handle to the down position.  11. Replace the computer cover (see Replacing the Computer Cover).  12. Uninstall

Page 124

Back to Contents Page Dell™OptiPlex™760ServiceManual Processor Processor    Removing the Processor  1. Follow the procedures in Workin

Page 125 - Replacing a Hard Drive Fan

1. Follow the procedures in Working on Your Computer.  2. Remove the computer cover (see Removing the Computer Cover).  3. Unpack the new proc

Page 127 - Installing an Optical Drive

iAMT Features  Basic Functionality l Ability to discover, track, and inventory assets in the presence or absence of the operating systems. The comp

Page 128 - Floppy Drive

Back to Contents Page Dell™OptiPlex™760ServiceManual Chassis Intrusion Switch Chassis Intrusion Switch   Removing the Chassis Intrusion

Page 129 - Installing a Floppy Drive

 2. WhentheDELL™logoappears,press<F12>immediately. If you wait too long and the operating system logo appears, continue to wait unti

Page 130 - Media Card Reader

Back to Contents Page Dell™OptiPlex™760ServiceManual Drives Drives Your computer supports: l One serial ATA (SATA) hard drive l One 3.5

Page 131

 Power Cable Connectors  Connecting and Disconnecting Drive Cables When removing a cable with a pull-tab, grasp the colored pull-tab and pull un

Page 132

 5. Press the release tabs on the plastic insert and press from behind to remove.  Replacing Drive Inserts If you are removing a drive, and n

Page 133

  3. Pull up on the drive-release latch and slide the drive towards the back of the computer. Then, lift up to remove the drive from the computer.

Page 134 - I/O Panel

 7. Check all cable connections, and fold cables out of the way to provide airflow for the fan and cooling vents.  8. Replace the computer cove

Page 135

 5. Disconnect the power and data cables from the back of the floppy drive.  6. If you are not replacing the floppy drive or media card reader

Page 136 - Power Supply

4. Attach the power and data cables to the floppy drive.  5. Align the shoulder screws with the screw guides, and slide the drive into the bay unt

Page 137 - DC Power Connectors

 5. Disconnect the cable from the back of the media card reader and from the system board.  6. If you are not replacing the media card reader

Page 138 - DC Power Connector P6

l Be formatted using the FAT16 file system with no system files l Contain only the setup.bin file To provision AMT using a USB key, plug the USB k

Page 139 - Speakers

 2. If you are replacing an existing media card reader: Remove the four shoulder screws from the existing media card reader.  3. Insert the four

Page 140

8. Replace the computer cover (see Replacing the Computer Cover).  9. Verify that your computer works correctly by running the Dell Diagnostics (s

Page 141 -  Small Form Factor

 2. Unpack the replacement hard drive, and prepare it for installation.  3. If your replacement hard drive does not have the plastic hard-drive b

Page 142

 8. Check all connectors to be certain that they are properly cabled and firmly seated.  9. Replace the computer cover (see Replacing the Comput

Page 143

Back to Contents Page Dell™OptiPlex™760ServiceManual System Fan System Fan    Removing the System Fan  1. Follow the procedures in Wor

Page 144 - Small Form Factor Computer

Back to Contents Page Dell™OptiPlex™760ServiceManual Heat Sink Assembly Heat Sink Assembly    Removing the Heat Sink Assembly  1. Loos

Page 145 -  System Board

 3. Replace the computer cover (see Replacing the Computer Cover). Back to Contents Page  1 heat sink assembly 2 heat-sink assembly bracket 3 ca

Page 146 - Desktop System Board Screws

Back to Contents Page Dell™OptiPlex™760ServiceManual I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in Worki

Page 148

Back to Contents Page Dell™OptiPlex™760ServiceManual Power Supply Power Supply  Replacing the Power Supply    1. Follow the procedures

Page 149 -  System Setup

l Access information about your computer, such as how many processors it has and what operating system it is running. l Monitor the status of your

Page 150

12. Connect the AC power cable to the connector.  13. Replace the computer cover (see Replacing the Computer Cover).  DC Power Connectors  D

Page 151

 DC Power Connector P2  DC Power Connector P4  DC Power Connector P5 and P6  Back to Contents Page  24 +5 VDC Red  Pin Number  Signal N

Page 152

Back to Contents Page Dell™OptiPlex™760ServiceManual Speakers Speakers  Removing a Speaker    1. Follow the procedures in Working on Y

Page 153 - Boot Sequence

2. Remove the cover of your computer (see Removing the Computer Cover).  3. Insert the speaker into the chassis of the computer.  4. Connect

Page 154 - Password Protection

Back to Contents Page  Desktop Dell™OptiPlex™760ServiceManual Removing the Computer Cover Inside View of Your Computer System Board Co

Page 155 - Administrator Password

System Board Components CAUTION: Be careful when opening the computer cover to ensure that you do not accidentally disconnect cables from the s

Page 156 - Jumper Settings

Back to Contents Page  17 PS/2 or serial connector (SERIAL2) 18 floppy connector (DSKT) 19 fan connector (FAN_CPU)  

Page 157 - Ultra Small Form Factor

Back to Contents Page  Contacting Dell Dell™OptiPlex™760ServiceManual To contact Dell for sales, technical support, or customer service issue

Page 158

Back to Contents Page  Glossary Dell™OptiPlex™760ServiceManual Terms in this Glossary are provided for informational purposes only and may or

Page 159 - Clearing CMOS Settings

CD-RW — CD rewritable — A rewritable version of a CD. Data can be written to a CD-RW disc, and then erased and written over (rewritten). CD-RW drive —

Page 160

Antitheft devices usually include a segment of metal-stranded cable with an attached locking device and key. The documentation that comes with the d

Page 161 -  Troubleshooting

E ECC — error checking and correction — A type of memory that includes special circuitry for testing the accuracy of data as it passes in and out of

Page 162

HTTP — hypertext transfer protocol — A protocol for exchanging files between computers connected to the Internet. Hyperthreading — hyperthreading is

Page 163

memory — A temporary data storage area inside your computer. Because the data in memory is not permanent, it is recommended that you frequently save y

Page 164

processor — A computer chip that interprets and executes program instructions. Sometimes the processor is referred to as the CPU (central processing u

Page 165 - System Messages

surge protectors — Prevent voltage spikes, such as those that may occur during an electrical storm, from entering the computer through the electrical

Page 166 - Dell Diagnostics

W W — watt — The measurement of electrical power. One W is 1 ampere of current flowing at 1 volt. WHr — watt-hour — A unit of measure commonly used t

Page 167

Back to Contents Page  Memory Dell™OptiPlex™760ServiceManual Installing Memory Module (s) Removing Memory Module (s) You can increase y

Page 168 - Dell Diagnostics Main Menu

 Addressing Memory Configurations If you are using a 32-bit operating system such as Microsoft® Windows®Vista®, your computer will support a maximum

Page 169 - Solving Problems

 6. Replace the computer cover (see Replacing the Computer Cover).   7. Connect your computer and devices to electrical outlets, and turn them

Page 170 - Hard drive problems

Dell™OptiPlex™760ServiceManual Notes, Cautions, and Warnings IfyoupurchasedaDell™nSeriescomputer,anyreferencesinthisdocumenttoMicro

Page 171 - IEEE 1394 Device Problems

Computer Tracking Software Computer tracking software may enable you to locate your computer if it is lost or stolen. The software is optional and m

Page 172 - Keyboard Problems

Back to Contents Page Dell™OptiPlex™760ServiceManual Cards Cards   YourDell™computersupportsaPS/2serialportadapterandprovides

Page 173 - Memory Problems

 4. If you are installing a new card, remove the filler bracket to create a card- slot opening.  5. If you are replacing a card that is already

Page 174 - Network Problems

 10. Before you lower the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar.

Page 175 - Printer Problems

 4. If necessary, disconnect any cables connected to the card.  5. If you are removing the card permanently, install a filler bracket in the em

Page 176 - Sound and Speaker Problems

 4. Remove the filler bracket (if applicable).  5. Align the PS/2 serial port adapter bracket in the retention slot and press down firmly. Ensur

Page 177 - Video and Monitor Problems

 9. Replace the computer cover (see Replacing the Computer Cover).  Removing a PS/2 Serial Port Adapter  1. Follow the procedures in Working o

Page 178 - 3D image quality is poor

 8. Before you close the card retention mechanism, ensure that: l The tops of all cards and filler brackets are flush with the alignment bar. l 

Page 179 - Module Bay

Back to Contents Page Dell™OptiPlex™760ServiceManual Heat Sink and Processor Heat Sink and Processor    Removing the Processor  1. Fol

Page 180

 6. Gently remove the processor from the socket. Leave the release lever extended in the release position so that the socket is ready for the new

Page 181 - Microsoft®Windows®

  7. Set the processor lightly in the socket and ensure that the processor is positioned correctly.  8. When the processor is fully seated in th

Page 182

Hibernate mode conserves power by copying system data to a reserved area on the hard drive, and then completely turning off the computer. When the com

Page 183 - Cable Cover (Optional)

Back to Contents Page Dell™OptiPlex™760ServiceManual Chassis Intrusion Switch Chassis Intrusion Switch   Removing the Chassis Intrusion

Page 184

 3. Select the Chassis Intrusion option and then press the left- or right-arrow key to select Reset. Change the setting to On, On-Silent, or Disabled

Page 185

Back to Contents Page Dell™OptiPlex™760ServiceManual Drives Drives Your computer supports: l Two SATA (Serial ATA) hard drives l One 3.

Page 186

 Power Cable Connectors  Connecting and Disconnecting Drive Cables When removing a cable with a pull-tab, grasp the colored pull-tab and pull un

Page 187

 6. Press in on the blue release tabs on each side of the hard drive and slide the drive up and out of the computer.  Installing a Hard Drive

Page 188

 4. Gently spread the sides of the drive bracket and slide the hard drive into the bracket, aligning the drive with the bracket pins, until the drive

Page 189

14. If the drive you just installed is the primary drive, install your operating system on the hard drive. If the drive you just installed is the prim

Page 190

 8. Locate an unused SATA connector on the system board and attach a data cable to this connector and to the second hard drive.  9. Replace th

Page 191

Removing the Floppy Drive  1. Boot your computer and enter system setup (see Entering System Setup). Use the Diskette Drive option to disable the fl

Page 192

 4. Attach the power and data cables to the floppy drive and to the system board.  5. Replace the computer cover (see Replacing the Computer C

Page 193 - Removing the Hard-Drive Fan

For more information on power management options:  1. Click Start® Help and Support® Performance and maintenance.  2. In the Performance and ma

Page 194

 3. Remove the drive panel by sliding the drive release latch downward to open the panel, and then remove it from the hinges.  4. Disconnect th

Page 195 - System Fans

 4. Attach the cable to the media card reader and to the system board.  5. Replace the computer cover (see Replacing the Computer Cover). 

Page 196

 4. Grasp the sliding plate lever and slide it downwards until the drive panel snaps open; while holding the lever down, slide the drive out of the

Page 197 - Power Button

 7. Connect the power and data cables to the drive and to the system board.   8. Check all cable connections, and fold cables out of the way to

Page 198

Back to Contents Page Dell™OptiPlex™760ServiceManual I/O Panel I/O Panel  Removing the I/O Panel    1. Follow the procedures in Workin

Page 199

Back to Contents Page Dell™OptiPlex™760ServiceManual Power Supply Power Supply  Replacing the Power Supply    1. Follow the procedures

Page 200 -  Ultra Small Form Factor

 12. Replace the computer cover (see Replacing the Computer Cover).  DC Power Connectors  DC Power Connector P1  Pin Number  Signal name

Page 201

 DC Power Connector P2  DC Power Connectors P3, P5, P8, and P9  DC Power Connector P7 Back to Contents Page  21 +5 VDC Red 22 +5 VDC Re

Page 202 - Dell Badge

Back to Contents Page Dell™OptiPlex™760ServiceManual Speakers Speakers  Removing the Speaker    1. Follow the procedures in Working on

Page 203

 4. Connect the cables to the system board.  5. Replace the computer cover.  6. Turn on power to the computer. Back to Contents Page 

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