Dell Dimension 8250 Dell Dimension 8250 Owner's Manual - Page 113
V at 50/60 Hz; 100 V at 50/60 Hz
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Power DC power supply: Wattage Heat dissipation Voltage (see page 11 for important voltage setting information) Backup battery 250 W 853 BTU (fully-loaded computer without monitor) 90 to 135 V at 50/60 Hz; 180 to 265 V at 50/60 Hz; 100 V at 50/60 Hz for Japanese computers 3-V CR2032 lithium coin cell Physical Height Width Depth Weight 42.5cm (16.7 inches) 18.1 cm (7.13 inches) 44.7 cm (17.6 inches) 12.7 kg (28 lb) Environmental Temperature: Operating 10° to 35°C (50° to 95°F)3 Storage -40° to 65°C (-40° to 149°F) Relative humidity 20% to 80% (noncondensing) Maximum vibration: Operating 0.25 G at 3 to 200 Hz at 1/2 octave/min Storage 0.5 G at 3 to 200 Hz at 1/2 octave/min Maximum shock: Operating bottom half-sine pulse with a change in velocity of 50.8 cm/sec (20 inches/sec) Storage 23-G faired-square wave with a velocity change of 508 cm/sec (200 inches/sec) 3 At 35°C (95°F), the maximum operating altitude is 914 m (3000 ft). Appendix 113