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124 Appendix
Controls and Lights
Power control 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 58).
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 light — Blinking indicates activity on the network.
Diagnostic lights four lights on the front panel (see "Diagnostic Lights" on page 65)
Standby power light AUXPWR on the system board
Power
DC power supply:
Wattage
375 W
Heat dissipation
683 BTU/hr
Voltage (see the safety instructions
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 46.05 cm (18.13 in)
Width 18.75 cm (7.38 in)
Depth 45.42 cm (17.88 in)
Weight 12.7 kg (28 lb)