Dell OptiPlex 780 Support Question
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Question posted by BusAlc on October 20th, 2013
How To Reset Bios Settings For Dell Optiplex 780
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Related Dell OptiPlex 780 Manual Pages
Setup and Features Information Tech Sheet (Desktop, Mini-Tower, Small Form Factor) - Page 1
Dell™ OptiPlex™ 780 Setup and Features Information Tech Sheet
Front and Back View - Desktop
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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 ...
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
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2 ...
Dell Mounting Bracket - User's Guide (Ultra
Small Form Factor) - Page 1
www.dell.com support.dell.com
1 of 14
dell.com/regulatory_compliance
User's Guide
Dell™ OptiPlex™ 780-USFF Mounting Bracket
Wall with Wood Stud Mount
Under Desk Mount
The Dell OptiPlex 780-USFF Mounting Bracket supports the System in vertical or horizontal orientations.
Dell Mounting Bracket - User's Guide (Ultra
Small Form Factor) - Page 3
Contents 1 About your Dell OptiPlex 780-USFF Mounting Bracket 4 2 Setting up your Dell OptiPlex 780-USFF Mounting Bracket 4 3 Specifications...14 4 Finding Information...14
3 of 14
Dell Mounting Bracket - User's Guide (Ultra
Small Form Factor) - Page 4
... consult with an appropriate engineering, architectural or construction professional to ensure that your Dell OptiPlex 780-USFF Mounting Bracket
Wall Mount
12
3
Under Desk Mount
1
1
2
3
1 System Mounting Bracket
2 System Sleeve
3 System Chassis (ordered separately)
Setting up the Dell OptiPlex 780-USFF Mounting Bracket
2
Components
Mounting Bracket, System Sleeve, two Lag Screws
2x M8...
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 the United States and/or other countries. is subject to Microsoft® Windows®...
Service Manual - Page 3
Working on Your Computer
Dell™ OptiPlex™ 780 Service Manual-Desktop
Before Working Inside Your Computer Recommended Tools Turning Off ... using a wrist grounding strap or by periodically touching an unpainted metal surface, such as the metal at www.dell.com/regulatory_compliance. if you disconnect a cable, pull on its connector or on the locking tabs before you disconnect...
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
...Microsoft® Windows® desktop.
Starting the Dell Diagnostics From the Drivers and Utilities Disc
1. When the DELL logo appears, press immediately...DELL logo appears, press immediately. Back to Contents Page
Diagnostics
Dell™ OptiPlex™ 780 Service Manual Dell Diagnostics Power Button Light Codes Beep Codes Diagnostic Lights
Dell Diagnostics
When to Use the Dell...
Service Manual - Page 17
... the boot order stored in the BIOS. Back to Contents Page
System Setup
Dell™ OptiPlex™ 780 Service Manual-Mini-Tower, Desktop, and Small Form Factor
Boot Menu... the computer. General
System Board
Displays the following keystrokes to user-definable settings.
The devices listed on the boot menu depend on your computer and ...Reset defaults
Navigation Keystrokes Keystroke
, left-
Service Manual - Page 22
... Working Inside Your Computer. 2. 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. Pull back the cover release latch.
Back to...
Service Manual - Page 24
.... 4. If present, remove the secondary hard drive from the computer. 3. Disconnect the hard-drive power cable. 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 with your computer. For additional safety best practices information, see the...
Service Manual - Page 28
... procedures in Before Working Inside Your Computer. 2. Disconnect the floppy-drive power cable. Disconnect the floppy-drive data cable.
3. 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 computer.
Service Manual - Page 32
...additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Follow the procedures in Before Working Inside Your Computer.... latch upwards. 3. 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
.../regulatory_compliance. 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 your computer. Follow the procedures in Before Working Inside Your Computer. 2. For ...
Service Manual - Page 36
...
6. For additional safety best practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Remove the hard drive. 5. Remove the optical drive. 3.
Removing the Power Supply
1. Back to Contents Page
Power Supply
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped...
Service Manual - Page 42
..., and then shift the fan towards the system board.
Follow the procedures in Before Working Inside Your Computer. 2. 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. Disconnect the fan power cable from the system...
Technical Guide - Page 7
Micro- DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
MARKETING SYSTEM CONFIGURATIONS
NOTE: Offerings may vary ... bit)
FreeDOS for (N-series), Ubuntu® Linux (China only)
X
X
X
X
CHIPSET
Chipset Non-volatile memory on chipset
BIOS Configuration SPI (Serial Peripheral Interface) TPM 1.2 Security Device (Trusted Platform Module)1 TCM (Trusted Computing Module) Non-TPM NIC EEPROM...
Technical Guide - Page 43
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
BIOS DEFAULTS
Drives System Configuration
Video Performance Virtualization Support Security
Diskette drive: SATA Operation; SMART Reporting: SATA-0: SATA-1: ...Enable Disable, unless the customer purchased a SpeedStep™ capable processor. Disable Disable Bypass
Disable
Disable
Not set Not set Enable Disable Enable Deactivate Not...
Technical Guide - Page 44
...; OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
BIOS DEFAULTS (CONT.)
Power Management
Maintenance Post Behavior
AC Recovery: Auto On Time: Low Power Mode: Remote Wake Up: Suspend Mode: Fan Control Override:
Service Tag: Asset Tag: SERR Message:
Fast Boot: Numlock LED: POST HotKeys: Keyboard Errors: MEBx HotKey
Power Off Disable Disable Disable S3 Disable
Set...
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