Reference Guide

Table 8. Resolution information for video modes (continued)
Resolution Refresh rate (Hz)
1680 x 1050 60 (RB)
1920 x 1080 60
1920 x 1200 60
Environmental specifications
NOTE: For additional information about environmental certifications, please refer to the Product Environmental Datasheet
located with the Manuals & Documents on www.dell.com/poweredgemanuals.
Table 9. Temperature specifications
Temperature Specifications
Storage –40°C to 65°C (–40°F to 149°F)
Continuous operation (for altitude less than 950 m or
3117 ft)
10°C to 35°C (50°F to 95°F) with no direct sunlight on the
equipment.
Maximum temperature gradient (operating and
storage)
20°C/h (68°F/h)
Table 10. Relative humidity specifications
Relative humidity Specifications
Storage 5% to 95% RH with 33°C (91°F) maximum dew point. Atmosphere
must be non-condensing at all times.
Operating 10% to 80% relative humidity with 29°C (84.2°F) maximum dew
point.
Table 11. Maximum vibration specifications
Maximum vibration Specifications
Operating 0.26 G
rms
at 5 Hz to 350 Hz (all three axes).
Storage 1.88 G
rms
at 10 Hz to 500 Hz for 15 min (all six sides tested).
Table 12. Maximum shock specifications
Maximum shock Specifications
Operating Six consecutively executed shock pulses in the positive and negative x,
y, and z axes of 6 G for up to 11 ms.
Storage Six consecutively executed shock pulses in the positive and negative x,
y, and z axes (one pulse on each side of the system) of 71 G for up to
2 ms.
Table 13. Maximum altitude specifications
Maximum altitude Specifications
Operating
3048 m (10,000 ft)
Storage 12,000 m (39,370 ft)
PowerEdge R940 technical specifications 11