Dell XPS 420 Personal Computer User Manual


 
Appendix 177
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
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
instructions located in the
Product Information Guide
)
115 V to 230 V
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)
Controls and Lights (continued)
book.book Page 177 Tuesday, November 27, 2007 10:29 AM