Service Manual
Table Of Contents
- OptiPlex 5400 Service Manual
- Contents
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of OptiPlex 5400 All-in-One
- Stand
- Cable cover—optional
- Back cover
- Hard drive
- Memory modules
- System-board shield
- Solid-state drive
- Removing the M.2 2230 solid-state drive-slot 1
- Installing the M.2 2230 solid-state drive-slot 1
- Removing the M.2 2280 solid-state drive-slot 1
- Installing the M.2 2280 solid-state drive-slot 1
- Removing the M.2 2230 solid-state drive-slot 2
- Installing the M.2 2230 solid-state drive-slot 2
- Removing the M.2 2280 solid-state drive-slot 2
- Installing the M.2 2280 solid-state drive-slot 2
- System fan
- Coin-cell battery
- Wireless card
- Camera assembly
- Bottom cover
- Power-supply unit
- Power-supply fan
- Heat sink
- Processor
- Rear-I/O bracket
- System board
- Speakers
- Power-button board
- Microphones
- Side I/O-board
- Audio board
- Antenna modules
- Display panel
- Middle frame
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Getting help and contacting Dell
Table 1. Screw list (continued)
Component Screw type Quantity Screw image
Camera assembly
M3x5 2
Camera door
M3x5 2
Heat sink—35 W
Captive screws 5
Heat sink—65 W
Captive screws 5
Power-supply unit (PSU)
M3x5 1
PSU fan
M3x5 2
Rear-I/O bracket
M3x5 4
System board
M3x5 9
Speakers
M3 4+7.1xZN 6
Power-button board
M3x5 1
Microphones M2x2.5 2
Side I/O-board shield M3x5 2
Side-I/O board M2.5x3.5 2
Antenna modules M2x2.5 2
Display panel M3x5 11 (for touch screen)
12 (for non-touch screen)
Middle frame M3x5 17
Audio board M3x5 1
Removing and installing components 11