green for power-on state.
amber light — Blinking amber indicates a problem
with an installed device; solid amber indicates an
internal power problem (see Power Problems).
Network activity light (front panel)
solid green indicates network connection
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.
yellow light — A good connection exists between a 1-
GB (1000-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 when there is activity on the
network; if there is not any network activity, the light
will be off
four lights on the front panel (see Diagnostic Lights)
AUXPWR on the system board
eight multi-colored LEDs provide illumination for the
front of the computer
NOTE: The color of the front panel LEDs can be
adjusted in system setup (see System Setup).
two multi-colored lights provide illumination for the
I/O panel on the back of the computer
NOTE: The color of the back panel LEDs can be
adjusted in system setup (see System Setup).
CAUTION: To reduce the risk of fire, electric shock,
or injury, do not overload an electrical outlet,
power strip, or convenience receptacle. The total
ampere rating of all products plugged into an
electrical outlet, power strip, or other receptacle
should not not exceed 80 percent of the branch
circuit rating.
750 W: 2559 BTU/hr or
1 KW: 3412 BTU/hr
NOTE: Heat dissipation is calculated based upon the
power supply wattage rating.
Voltage (see the safety instructions located in
the Product Information Guide)
auto-sensing power supply—90 V to 265 V at 50/60
Hz
3-V CR2032 lithium coin cell
