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
Steps
1. Align and place the antenna modules in the slots on the middle frame.
2. Adhere the copper foil that secures the antenna cables to the middle frame.
3. Replace the two screws (M2x2.5) to secure the antenna modules to the middle frame.
4. Route the antenna cables through the routing guides on the display-assembly base.
Next steps
1. Install the speakers.
2. Install the rear-I/O bracket.
3. Install the bottom cover.
4. Install the wireless card.
5. Install the system-board shield.
6. Install the back cover.
7. Install the cable cover (optional).
8. Install the stand.
9. Follow the procedure in After working inside your computer.
Display panel
Removing the display panel
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the stand.
3. Remove the cable cover (optional).
4. Remove the back cover.
5. Remove the system-board shield.
6. Remove the hard drive.
7. Remove the bottom cover.
8. Remove the rear-I/O bracket.
Removing and installing components
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