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

6 Troubleshooting..........................................................................................................................................104
System diagnostic lights................................................................................................................................................104
Dell Enhanced Pre-Boot System Assessment (ePSA) diagnostic 3.0..................................................................... 105
LCD built in self test (BIST).......................................................................................................................................... 105
Initiating BIST ...........................................................................................................................................................107
7 Technical specications..............................................................................................................................108
System specications.................................................................................................................................................... 108
Memory specications...................................................................................................................................................108
Video specications....................................................................................................................................................... 109
Audio specications....................................................................................................................................................... 109
Communication specications.......................................................................................................................................110
Connectors.......................................................................................................................................................................110
Display specications......................................................................................................................................................110
Storage specications.................................................................................................................................................... 110
Port and connector specications................................................................................................................................ 110
Power specications........................................................................................................................................................111
Camera specications..................................................................................................................................................... 111
Stand specications.........................................................................................................................................................111
Physical specications....................................................................................................................................................112
Environmental specications......................................................................................................................................... 112
8 Contacting Dell........................................................................................................................................... 113
Contents
7