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76 Appendix
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Controls and Lights
Power control push button
Power light green light on power button—blinking green
in sleep state; solid green for power on state
Hard-drive access light green
Diagnostic code lights four bicolor (yellow and green) located on
back panel
System board standby power light yellow—indicates system board is receiving
standby power
Power
DC power supply:
Wattage 180 W
Heat dissipation 500 BTU (fully-loaded computer without
monitor)
Voltage (see page 7 for important
voltage setting information)
fixed-voltage power supply—110 V at
50/60 Hz
manual selection and auto-sensing power
supplies—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
Backup battery 3-V CR2032 coin cell
Physical
Height x Width x Depth 10.6 x 38.9 x 43.2 cm
(4.2 x 15.3 x 17 inches)
Weight 9.9 kg (22 lb)
Environmental
Temperature:
Operating 10° to 35°C (50° to 95°F)
1
Storage –40° to 65°C (–40° to 149°F)
Relative humidity 20% to 80% (noncondensing)
1
At 35°C (95°F), the maximum operating altitude is 914 m (3000 ft).