Dell XPS 420 owner manual 177

book.book Page 177 Tuesday, November 27, 2007 10:29 AM

Controls and Lights (continued)

Activity light (on integrated	yellow blinking light when there is activity on the
network adapter)	network; if there is not any network activity, the light
	will be off
Diagnostic lights	four blue lights on the top bezel(see "Diagnostic
	Lights" on page 76)
Standby power light	AUX_PWR_LED on the system board
Power
DC power supply:	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 exceed 80 percent of the
	branch circuit rating.
Wattage	375 W or
	425 W
Voltage (see the safety	115 V to 230 V
instructions located in the
Product Information Guide)
Backup battery	3-V CR2032 lithium coin cell
Physical
Height	45.03 cm (17.08 in)
Width	187 cm (7.04 in)
Depth	450 cm (17.7 in)
Weight	12.7 kg
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)

Appendix

177