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 longjwhitep on September 15th, 2013
How To Test Dell Optiplex 780 Power Supply
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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
... indicates a potential for property damage, personal injury, or death.
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...
Service Manual - Page 3
...pins. Press and hold the power button while the system is unplugged to avoid bending any connector pins. A component can be done by Dell is flat and clean to dissipate...aligned. NOTE: The color of the computer.
Working on Your Computer
Dell™ OptiPlex™ 780 Service Manual-Desktop
Before Working Inside Your Computer Recommended Tools Turning Off Your Computer After...
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 Diagnostics from the Drivers and Utilities media. When the DELL logo appears, press immediately.
When the Dell Diagnostics Main Menu appears, select the test that the device you want to test...
Dell™ OptiPlex™ 780 Service Manual Dell Diagnostics Power Button Light Codes Beep Codes Diagnostic Lights
Dell Diagnostics
When to wait until you see the Windows desktop....
Service Manual - Page 24
.... 4. Disconnect the hard-drive data cable.
5. 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.... practices information, see the Regulatory Compliance Homepage at www.dell.com/regulatory_compliance. Disconnect the hard-drive power cable.
Service Manual - Page 28
Removing the Floppy Drive
1. Disconnect the floppy-drive data cable.
3. Disconnect the floppy-drive power cable. 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 computer. For additional...
Service Manual - Page 36
... from the system board.
6. Follow the procedures in Before Working Inside Your Computer. 2. 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. Remove the secondary hard drive (if present). 4. Remove the optical...
Service Manual - Page 42
Disconnect the fan power cable from the system board.
3. Follow the procedures in Before Working Inside Your Computer. 2. Pull out the fan retention tab, and then shift the fan towards the system board. Back to Contents Page
Fan
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information...
Service Manual - Page 55
... procedures in Before Working Inside Your Computer. 2. Back to Contents Page
Optical Drive
Dell™ OptiPlex™ 780 Service Manual-Desktop
WARNING: Before working inside your computer, read the safety information that shipped with your computer. Disconnect the optical-drive power cable. For additional safety best practices information, see the Regulatory Compliance Homepage at www...
Technical Guide - Page 3
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
MINI TOWER COMPUTER (MT) VIEW
FRONT VIEW 1 Optical Drive (optional)
2 Optical Drive Eject Button 3 Optical Drive Bay
7 Power Button, Power Light
8 Diagnostic Lights (4)
9 Headphone Connector
BACK VIEW 1 Power Connector 2 Back-Panel Connectors 3 Expansion Card Slots (4)
4 Power-Supply Vent 5 Chassis Lock Loop 6 Cover Release Latch
4 ...
Technical Guide - Page 4
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
DESKTOP COMPUTER (DT) VIEW
FRONT VIEW
1 Optical Drive (optional) 2 Optical Drive Eject Button
7 Network Connectivity Light
8 Microphone Connector
3 USB 2.0 Connectors (2)
9 Headphone Connector
4 Hard Drive Activity Light 10 Media Card Reader (optional)
5 Power Button, Power Light
6 Diagnostic Lights (4)
BACK VIEW 1 Expansion Card ...
Technical Guide - Page 5
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
SMALL FORM FACTOR COMPUTER (SFF) VIEW
FRONT VIEW
1 Optical Drive (optional) 2 Optical Drive Eject Button
7 Power Button, Power Light
8 ...)
6 Hard Drive Activity Light
BACK VIEW 1 Chassis Lock Loop 2 Cover Release Latch 3 Power Connector
4 Back-Panel Connectors 5 Expansion Card Slots (2)
BACK PANEL CONNECTORS
1 Parallel Connector
7...
Technical Guide - Page 6
DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
ULTRA SMALL FORM FACTOR COMPUTER (USFF) VIEW
FRONT VIEW
1 Optical Drive 2 Power Button, Power Light 3 Drive Activity Light
7 Headphone Connector 8 Microphone Connector 9 USB Connector 2.0 (2)
4 Diagnostic Lights (4) 5 Network Connectivity Light 6 WiFi Activity Light (optional)
BACK VIEW
1 Network Activity Light 2 Captive ...
Technical Guide - Page 17
Dell recommends only Universal Power Supplies (UPS) based on PSU max wattage)
0.5A 305W 80W
240W
1603 BTU
0.5A 255W 80W
...
17 DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
POWER
NOTE: These form factors utilize a more than one 12v rail)
BTUs/h (based on Sine Wave output for APFC PSUs, not an approximation of a Sine Wave, Square Wave, or quasi-Square Wave. Power Supply Wattage...
Technical Guide - Page 18
... memory Data transfer mode (example Bus-Master DMA) Power consumption (full operation per data rate connection speed) Power consumption (standby operation) IEEE standards compliance (example 802.../half-duplex) 100 Mb (full/half-duplex)
1000 Mb (full-duplex)
18 DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
AUDIO
INTEGRATED ADI 1984A HIGH DEFINITION AUDIO High Definition Stereo support ...
Technical Guide - Page 46
... no other reported operating modes. 2 Declared Sound Power rounded to ISO 9296 except 90% CPU. This test mode is not specified in accordance with ISO 9296 for this mode, the system CPU was measured using the same microphone distances and measurement techniques defined for the Dell OptiPlex 780 MT is as follows: (all values LWAd...
Technical Guide - Page 47
... (LpA)
19.0 19.1 25.0
33.8
1 All tests are measured in accordance with ISO 7779 7.6.1, 7.6.2, and C.15.2 and declared in accordance with no other reported operating modes. 2 Declared Sound Power rounded to ISO 9296 except 90% CPU. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
ACOUSTIC NOISE EMISSION INFORMATION
OPTIPLEX 780 DT
Component CPU Memory HDD (#, capacity) RMSD...
Technical Guide - Page 48
... Power (LWAd)
N/A
HDD Operating
3.7
N/A
90% CPU
4.1
N/A
ODD Operating
4.8
N/A
The Declared A-weighted Sound Pressure Level in decibels (re 2x10-5 Pa), at 90% utilization with ISO 9296 for this mode, the system CPU was measured using the same microphone distances and measurement techniques defined for the other peripheral device actively seeking. DELL™ OPTIPLEX™ 780...
Technical Guide - Page 49
...the same microphone distances and measurement techniques defined for the Dell Optiplex 780 USFF is as follows1:
1 All tests are conducted according to ISO 7779 and declared according to... modes. 2 Declared Sound Power rounded to ISO 9296 except 90% CPU. DELL™ OPTIPLEX™ 780 TECHNICAL GUIDEBOOK V2.0
ACOUSTIC NOISE EMISSION INFORMATION
OPTIPLEX 780 USFF
Component CPU Memory HDD...
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