Dell OptiPlex 3011 AIO Owner's Manual page 61

Feature
Power supply diagnostic light
Table 29. Environmental
Feature
Temperature range:
Operating
Storage
Relative humidity (maximum):
Operating
Storage
Maximum vibration:
Operating
Storage
Maximum shock:
Operating
Storage
Altitude:
Operating
Storage
Airborne contaminant level
Specification
Green light — The power supply is turned on and is functional.
The power cable must be connected to the power connector (at
the back of the computer) and the electrical outlet.
Specification
5 °C to 35 °C (41 °F to 95 °F)
–40 °C to 65 °C (–40 °F to 149 °F)
10% to 90% (non-condensing)
10% to 95% (non-condensing)
0.66 GRMS
1.30 GRMS
110 G
160 G
–15.20 m to 3048 m (–50 ft to 10,000 ft)
–15.20 m to 10,668 m (–50 ft to 35,000 ft)
G2 or lower as defined by ANSI/ISA-S71.04-1985
61