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106 Appendix
Controls and Lights
Power button push button
Power light green light — Blinking green in sleep state; solid green for
power-on state.
amber light — Blinking amber indicates a problem with the power
supply inside the computer. If the system cannot boot and there is
a solid amber light, this indicates a problem with the system board
(see "Power Problems" on page 40).
Hard-drive access light green
Link integrity light (on integrated
network adapter)
green light — A good connection exists between a 10-Mbps
network and the computer.
orange light — A good connection exists between a 100-Mbps
network and the computer.
off (no light) — The computer is not detecting a physical
connection to the network.
Activity light (on integrated network
adapter)
yellow blinking light
Diagnostic lights four lights on the front panel (see "Diagnostic Lights" on page 47.)
Standby power light AUX_PWR on the system board
Power
DC power supply:
Wattage
305 W
Heat dissipation
1041 BTU/hr
NOTE: Heat dissipation is calculated based upon the power
supply rating.
Voltage (see the safety instructions
located in the
Product Information
Guide
for important voltage setting
information)
90 to 135 V and 180 to 265 V at 50/60 Hz
Backup battery 3-V CR2032 lithium coin cell
Physical
Height 41.1 cm (16.2 inches)
Width 18.8 cm (7.4 inches)
Depth 45.7 cm (18.0 inches)
Weight 14.3 kg (31.4 lb)
WD846bk2.book Page 106 Thursday, September 14, 2006 2:40 PM