Dell OptiPlex 780 Support Question
Dell OptiPlex 780 Support Question
Find answers below for this question about Dell OptiPlex 780.Need a Dell OptiPlex 780 manual? We have 6 online manuals for this item!
Question posted by bollebs on December 3rd, 2013
Dell Optiplex 780 Power Switch Does Not Work
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Related Dell OptiPlex 780 Manual Pages
Setup and Features Information Tech Sheet (Desktop, Mini-Tower, Small Form Factor) - Page 1
Desktop
1
2
3
4
5
10
98
76
11 12
16
1 optical drive 3 USB 2.0 connectors (2) 5 power button, power light 7 network connectivity light 9 headphone connector
March 2010
15
14
13
2 optical ... Warnings
WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Dell™ OptiPlex™ 780 Setup and Features Information Tech Sheet
Front and Back View -
Setup and Features Information Tech Sheet (Ultra
Small Form Factor) - Page 1
Dell™ OptiPlex™ 780 Ultra Small Form Factor Setup and Features Information Tech Sheet
Front View
1 2 3 4
5 6
1 CD/DVD drive 3 drive activity light 5 network activity light 7 headphone connector 9 USB connectors (2)
9
8
7
2 power button 4 diagnostic lights (4) 6 WiFi activity light (optional) 8 microphone connector
November 2009
Model: D01U Type: D01U001 About Warnings
WARNING:...
Service Manual - Page 1
Dell™ OptiPlex™ 780 Service Manual
Desktop Computer
Working on Your Computer Removing and Replacing Parts Specifications Diagnostics System Setup
Notes, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you purchased a Dell™ n Series computer, any references in this document to Microsoft® Windows® operating systems are either the entities...
Service Manual - Page 3
...on Your Computer
Dell™ OptiPlex™ 780 Service Manual-Desktop
Before Working Inside Your Computer Recommended Tools Turning Off Your Computer After Working Inside Your Computer
Before Working Inside Your Computer...network cable, first unplug the cable from the computer. 5. Press and hold the power button while the system is flat and clean to servicing that shipped with your ...
Service Manual - Page 5
Back to Contents Page
Removing and Replacing Parts
Dell™ OptiPlex™ 780 Service Manual-Desktop
Cover Primary Hard Drive Floppy Drive (Optional) Expansion Card Memory Power Supply Fan System Board
Optical Drive Secondary Hard Drive (Optional) Riser Cage Standard Back Plate Heat Sink and Processor Coin-Cell Battery IO Panel
Back to Contents Page
Service Manual - Page 12
...Dell™ OptiPlex™ 780 Service Manual Dell Diagnostics Power Button Light Codes Beep Codes Diagnostic Lights
Dell Diagnostics
When to Utility Partition and press . 4. NOTE: The Dell Diagnostics software works only on (or restart) your Drivers and Utilities media. Starting the Dell...until you see the Windows desktop. Start the Dell Diagnostics from either your hard drive or...
Service Manual - Page 22
.... Pull back the cover release latch.
Removing the Cover
NOTE: You may need to install Adobe Flash Player from Adobe.com to Contents Page
Cover
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Back to view the following illustrations. 1.
Service Manual - Page 24
...best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Disconnect the hard-drive data cable.
5. If present, remove the secondary hard drive from the computer. 3.
Back to Contents Page
Primary Hard Drive
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped...
Service Manual - Page 28
... safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Floppy Drive
1. Follow the procedures in Before Working Inside Your Computer. 2. Back to Contents Page
Floppy Drive
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your...
Service Manual - Page 32
... safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the Expansion Card(s)
1. Rotate the release tab on the system
board. Back to Contents Page
Expansion Card(s)
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer...
Service Manual - Page 34
... Module(s)
1. Press out on the securing clips at www.dell.com/regulatory_compliance. Follow the procedures in Before Working Inside Your Computer. 2. Lift the memory module out of the memory module connector.
3. Back to Contents Page
Memory
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with...
Service Manual - Page 36
... connector from the system board.
6. Remove the hard drive. 5. Back to Contents Page
Power Supply
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Follow the procedures in Before Working Inside Your Computer. 2. Remove the optical drive. 3. For additional safety best practices...
Service Manual - Page 42
Back to Contents Page
Fan
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Removing the Fan
1. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Pull out the fan retention tab, and then shift the...
Service Manual - Page 45
... memory. 5. Back to Contents Page
System Board
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer.
Disconnect the floppy-drive data cable from the system board. Remove the riser cage. 3. Follow the procedures in Before Working Inside Your Computer. 2. Remove the heat...
Service Manual - Page 55
...
1. Follow the procedures in Before Working Inside Your Computer. 2. Disconnect the optical-drive power cable. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Back to Contents Page
Optical Drive
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety...
Service Manual - Page 59
...)
1. Disconnect the hard-drive data cable.
For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Back to Contents Page
Secondary Hard Drive (Optional)
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer.
Service Manual - Page 63
...-port cable from the system board.
3. Removing the Riser Cage
1. Follow the procedures in Before Working Inside Your Computer. 2. Pivot the riser-cage handle to Contents Page
Riser Cage
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. For additional safety best...
Service Manual - Page 68
... Your Computer. 2. Gently lift the standard back plate and remove from the computer.
Back to Contents Page
Standard Back Plate
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer.
Follow the procedures in reverse order. For additional safety best practices information...
Service Manual - Page 70
...
Heat Sink and Processor
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Follow the procedures in Before Working Inside Your Computer. 2.
For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Removing the...
Service Manual - Page 76
... the retention clip away from the system. Back to Contents Page
Coin-Cell Battery
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Follow the procedures in Before Working Inside Your Computer. 2. Remove the coin-cell battery from the coin-cell battery...
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