Dell Inspiron 530b Owner's Manual page 186

Power
DC power supply:
Wattage
Maximum heat
dissipation
Voltage (see the safety
instructions located in
the Product
Information Guide for
important voltage
setting information)
Coin cell battery
Physical
Height
Width
Depth
Weight
Environmental
Temperature:
Operating
Storage
Relative humidity 20% to 80% (noncondensing)
186
Appendix
300 W
350 W (for computers with Intel
processor)
162 W
188 W (for computers with Intel
processor)
NOTE:
Heat dissipation is calculated by using the power
supply wattage rating.
115/230 Vac, 50/60 Hz, 7A/4A
90~135 Vac / 180~265 Vac, 50/60 Hz, 7A/4A
(Japan only)
3-V CR2032 lithium coin cell
36.2 cm (14.2 inches)
17.0 cm (6.7 inches)
43.5 cm (17.1 inches)
12.7 kg (28.0 lb)
10° to 35°C (50° to 95°F)
–40° to 65°C (–40° to 149°F)
®
Core™ 2 Quad
®
Core™ 2 Quad