Dell Precision T1650 (Mid 2012) - Manual (Page 53)

Feature Specification
Power supply diagnostic light 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.
NOTE: You can test the health of the power system by
pressing the test button. When the system power
supply voltage is within specification, the self-test LED
lights up. If the LED does not light up, the power
supply may be defective. AC power must be
connected during this test.
Table 25. Power
Feature Specification
Coin-cell battery 3 V CR2032 lithium coin cell
Voltage 100 VAC to 240 VAC, 50 Hz to 60 Hz, 5.0 A
Wattage 275 W/320 W
Maximum heat dissipation 4774.00 BTU/hr
NOTE: Heat dissipation is calculated by using the power supply wattage rating.
Table 26. Physical
Feature Specification
Height 360 mm (14.17 inches)
Width 175 mm (6.89 inches)
Depth 435 mm (17.13 inches)
Weight 9.24 kg (20.35 lb)
Table 27. Environmental
Feature Specification
Temperature range:
Operating 10 °C to 35 °C (50 °F to 95 °F)
Storage –40 °C to 65 °C (–40 °F to 149 °F)
Relative humidity (maximum):
Operating 20% to 80% (non-condensing)
Storage 5% to 95% (non-condensing)
Maximum vibration:
Operating 0.26 GRMS
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