Dell XPS 400 owner manual 112

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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 47).
Hard-drive access light	green
Link integrity light (on integrated	green light — A good connection exists between a 10-Mbps
network adapter)	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	yellow light — Blinking indicates activity on the network.
adapter)
Diagnostic lights	four lights on the front panel (see "Diagnostic Lights" on page 53.)
Standby power light	AUXPWR on the system board
Power
DC power supply:
Wattage	375 W
Heat dissipation	1280 BTU/hr
	NOTE: Heat dissipation is calculated based upon the power supply
	rating.
Voltage (See the safety instructions	manual selection power supplies — 90 to 135 V and 180 to 265 V
in the Product Information Guide	at 50/60 Hz
for important voltage setting
information.)
Backup battery	3-V CR2032 lithium coin cell
Physical
Height	46.05 cm (18.13 inches)
Width	18.75 cm (7.38 inches)
Depth	45.42 cm (17.88inches)
Weight	12.7 kg (28 lb)

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Appendix