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

Contents
1 Working on your computer............................................................................................................................. 8
Safety instructions............................................................................................................................................................. 8
Before working inside your computer..............................................................................................................................8
Turning o your computer................................................................................................................................................ 9
Turning o your computer — Windows 10...............................................................................................................9
Turning o your computer — Windows 7................................................................................................................ 9
Safety precautions............................................................................................................................................................. 9
Standby power............................................................................................................................................................. 9
Bonding .......................................................................................................................................................................10
Electrostatic discharge (ESD) protection......................................................................................................................10
ESD eld service kit ........................................................................................................................................................ 10
Components of an ESD eld service kit.................................................................................................................. 10
ESD protection summary ...........................................................................................................................................11
Transporting sensitive components................................................................................................................................ 11
Lifting equipment ........................................................................................................................................................11
After working inside your computer............................................................................................................................... 12
2 Removing and installing components............................................................................................................13
USB dongle-bay cover..................................................................................................................................................... 13
Removing USB dongle-bay cover.............................................................................................................................13
Installing dongle-bay cover........................................................................................................................................ 13
Back cover.........................................................................................................................................................................14
Removing back cover ................................................................................................................................................14
Installing back cover................................................................................................................................................... 14
Memory module................................................................................................................................................................15
Removing memory module........................................................................................................................................15
Installing memory module.......................................................................................................................................... 16
Hard drive.......................................................................................................................................................................... 16
Removing HDD/SSD..................................................................................................................................................16
Installing HDD/SSD.................................................................................................................................................... 18
System board shield......................................................................................................................................................... 18
Removing system-board shield................................................................................................................................. 18
Installing system-board shield................................................................................................................................... 19
M.2 PCIe SSD .................................................................................................................................................................. 19
Removing M.2 PCIe SSD...........................................................................................................................................19
Installing PCIe SSD.................................................................................................................................................... 20
Memory fan...................................................................................................................................................................... 20
Removing memory fan.............................................................................................................................................. 20
Installing memory fan................................................................................................................................................. 21
Heat sink........................................................................................................................................................................... 22
Removing processor heatsink for systems with discrete graphics...................................................................... 22
Removing heatsink for computers with integrated graphics................................................................................22
Installing processor heatsink.....................................................................................................................................23
Contents
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