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
Features Specifications
Depth
● 518.3 mm
Optional 19” rackmount rail kit
Environmental specifications
Temperature Specifications
Operating 5 °C to 35 °C (41 F to 95 °F)
NOTE: * Starting at 5000 ft, the maximum operating ambient temperature is derated by 1 C (1.8 F)
per 1000 ft up to 10,000 ft.
Storage -40 °C to 65 °C(-40 F to 149 F)
Relative
humidity
(maximum)
Specifications
Operating 8% to 85% (non-condensing)
Storage 5% to 95% (non-condensing)
Maximum
vibration
Specifications
Operating 0.52 Grms, 5 to 350 Hz
Storage 2.0 Grms, 5 to 500 Hz
Maximum
Shock
Specifications
Operating 40 G half-sine 2.5 ms pulse
Storage
105 G half-sine 2.5 ms pulse
CPU utilization matrix for AEP DIMM
NOTE:
While using a 512 GB SKU configuration, you may see high CPU utilization (25% to 75%) persisting between 5 to 40
minutes when you boot into Windows 10
CPU utilization matrix
102
System specifications