Owners Manual
Table Of Contents
- Dell Precision 7920 Tower Owner's Manual
- Contents
- Chassis
- Working on your computer
- Removing and installing components
- Screw size list
- Recommended tools
- Power supply unit (PSU)
- Side cover
- Air shroud
- Front bezel
- PCIe holder
- Intrusion switch
- Front system fan assembly
- Internal chassis speaker
- Hard disk drive and the Optical disk drive bezel
- Hard disk drive assembly
- NVMe Flexbay
- Front input and output bezel
- Front input and output panel
- Rear system fan
- Right side cover
- Hard disk drive and optical disk drive frame
- Slim Optical Disk Drive
- 5.25-inch optical drive
- Power distribution and fan control board
- Front HDD cable and fan assembly
- Fan bracket
- Graphical processing unit(GPU)
- Memory
- Coin cell battery
- Processor heat sink module
- System board
- RAID controller battery
- VROC module
- Technology and components
- System specifications
- System Setup
- Software
- Troubleshooting
- Contacting Dell
CAUTION: The system will not power on without the side cover. Also, the system will shut down if the side
cover is removed while the system is on.
4. Follow the procedure in After working inside your computer .
Air shroud
Removing the air shroud
1. Follow the procedure in Before working inside your computer.
2. Remove the side cover.
3. To remove the air shroud Fan assembly:
a. Disconnect the fan connector cable from the system board [1].
b. Lift the shroud away from the system [2].
Installing the air shroud fan assembly
1. Place the shroud into its position and ensure that the tab fits into the system.
2. Press down the shroud until it locks with a click.
3. Reconnect the fan connector cable to the system board.
4. Install the side cover.
5. Follow the procedure in After working inside your computer.
Removing the air shroud fan
1. Follow the procedure in Before working inside your computer.
2. Remove the:
a. side cover
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Removing and installing components