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Desktop Computer 109
Power light green light. Blinking green indicates a sleep mode; solid green
indicates a power-on state.
amber light. Blinking amber indicates a problem with an installed
device; solid amber indicates an internal power problem (see
"Power Problems" on page 321).
Hard-drive access light front panel — green
Link light front panel — solid green light indicates network connection
Link integrity light (on integrated
network adapter)
rear panel — green light for 10-Mb operation; orange light for 100-
Mb operation; yellow light for a 1000-Mb (1-Gb) operation
Activity light (on integrated network
adapter)
rear panel — yellow blinking light
Diagnostic lights front panel — Four lights on the front panel. See "Diagnostic
Lights" on page 330.
Standby power light AUX_PWR on the system board
Power
DC power supply:
Wattage
280 W
Heat dissipation
955.39 BTU/hr maximum
Volta ge
manual selection power supplies — 90 to 135 V at 50/60 Hz; 180 to
265 V at 50/60 Hz
Backup battery 3-V CR2032 lithium coin cell
Physical
Height
11.4 cm (4.5 inches)
Width
39.9 cm (15.7 inches)
Depth
35.3 cm (13.9 inches)
Weigh t
10.4 kg (23 lb)
Environmental
Temperature:
Operating
10° to 35°C (50° to 95°F)
Storage
–40° to 65°C (–40° to 149°F)
Relative humidity 20% to 80% (noncondensing)
Maximum vibration:
Controls and Lights