Owners Manual
Table Of Contents
- Dell Precision 7820 Tower Owner's Manual
- Chassis
- Working on your computer
- Removing and installing components
- Screw size list
- Recommended tools
- Power supply unit (PSU)
- Side cover
- Front bezel
- Hard Disk Drive bezel
- Hard disk drive assembly
- NVMe Flexbay
- Slim Optical Disk Drive
- Front input and output bezel
- 5.25 inch ODD bracket
- Front input and output panel
- Input and output panel bracket
- VROC module
- Intrusion switch
- Internal chassis speaker
- Air shroud
- Memory
- Graphical processing unit(GPU)
- Coin cell battery
- System fan
- Fan bracket
- PCIe holder
- Rear system fan
- Front system fan
- Processor heat sink module
- System board
- Technology and components
- System specifications
- System Setup
- Software
- Troubleshooting
- Contacting Dell
Installing the VROC module
Plug-in the VROC module to the system board.
Intrusion switch
Removing the Intrusion switch
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. side cover
b. front bezel
c. 5.25 inch ODD bracket
3. To remove the intrusion switch:
a. Disconnect the intrusion cable [1] from the I/O module.
b. Remove the screw [2] that secures the intrusion switch to the chassis.
c. Lift the intrusion switch and remove it from the chassis.
NOTE: The system will not power on without the intrusion switch installed.
46 Removing and installing components