Owners Manual
Table Of Contents
- Precision 5720 All-in-One Owner’s Manual
- Working on your computer
- Removing and installing components
- USB dongle-bay cover
- Back cover
- Memory module
- Hard drive
- System board shield
- M.2 PCIe SSD
- Memory fan
- Heat sink
- Processor
- Coin cell battery
- WLAN card
- Stand
- System fan
- Power supply unit
- Inner frame
- Built-in self test button
- Microphone
- I/O panel
- USB-dongle port
- Diagnostic light and button board
- Drive cage
- Converter board
- Speaker
- Power button board
- Media card reader
- Camera
- System board
- Display assembly
- Middle frame
- Speaker bezel
- Display panel
- Technology and components
- System setup
- Software
- Troubleshooting
- Technical specifications
- System specifications
- Memory specifications
- Video specifications
- Audio specifications
- Communication specifications
- Connectors
- Display specifications
- Storage specifications
- Port and connector specifications
- Power specifications
- Camera specifications
- Stand specifications
- Physical specifications
- Environmental specifications
- Contacting Dell

c system-board shield
3 In sequential order (indicated on the heat sink), loosen the captive screws that secure the processor heat-sink to the system board.
4 Remove the screw (M3X4) that secures the processor heat-sink fan to the middle frame.
5 Lift the processor heat-sink o the system board.
Installing processor heatsink
1 Align the captive screws on the processor heat-sink with the screw holes on the system board.
2 In sequential order (indicated on the processor heat-sink), tighten the captive screws that secure the processor heat-sink to the
system board.
3 Replace the screw (M3X4) that secures the processor heat-sink fan to the middle frame.
4 Install the:
a system-board shield
b back cover
c USB dongle-bay cover
5 Follow the procedure in After working inside your computer
Processor
Removing processor
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a USB dongle-bay cover
b back cover
c system-board shield
d processor heatsink
3 Press the release-lever down and then pull it outwards to release it from the securing tab [1].
4 Extend the release-lever completely to open the processor cover [2].
5 Gently lift the processor and remove it from the processor socket [3].
Removing and installing components
23