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
Front system fan assembly
Removing the front system fan assembly
1. Follow the procedure in Before working inside your computer.
2. Remove the following:
a. side cover
b. front bezel
c. air shroud
d. PCIe card holder
3. To remove the system fan assembly:
a. Remove the single screw on the intrusion switch module [1], and lift it away from the system fan chassis [2].
b. Disconnect the internal chassis speaker cable from the connector, unroute it from the clip on the system fan chassis [3],
and lift it away from chassis [4].
4. Disconnect the four system fan cables from the connectors on the system board.
CAUTION:
Do not pull the connector by the cable wires. Instead, disconnect the cable by pulling on the
connector end. Pulling the cable wires may loosen them from the connector.
28 Removing and installing components