Dell PowerEdge R820 Technical Manual page 48

Relative humidity
Operating 20% to 80% (noncondensing) at a maximum wet bulb temperature of 29°C (84.2°F)
Storage 5% to 95% at a maximum wet bulb temperature of 38°C (100.4°F)
Maximum vibration
Operating 0.26 Grms at 5-350Hz in all orientations
Storage 1.87 Grms at 10-500Hz for 15 min (all six sides tested)
Maximum shock
Operating Half sine shock in all operational orientations of 31G +/– 5% with a pulse duration of
2.6 ms +/– 10%
Storage Half sine shock on all six sides of 71G +/– 5% with a pulse duration of 2 ms +/–10%;
square wave shock on all six sides of 27G with velocity change at 235 in/sec or greater
Altitude
Operating –15.2m to 3048m (–50 to 10,000 ft); for altitudes above 2950 ft, the maximum operating
temperature is de-rated 1
Storage –15.2m to 10,668m (–50 to 35,000 ft)
Airborne contaminant level
Class G2 or lower as defined by ISA-S71.04-1985
The Dell PowerEdge R820 iDRAC incorporates an integrated video subsystem. The graphics
controller is the 2D Matrox
RAM (256MB) device.
The R820 system supports the 2D graphics video modes listed in Table 30.
Resolution
640 x 480
800 x 600
1024 x 768
1152 x 864
1280 x 1024
48 PowerEdge R820 Technical Guide
o
F/550 ft
®
G200. The video frame buffer (16MB) is contained within the iDRAC
Refresh Rate (Hz)
60, 70
60, 75, 85
60, 75, 85
60, 75, 85
60, 75
Color Depth (bit)
8, 16, 32
8, 16, 32
8, 16, 32
8, 16, 32
8, 16, 32