Dell Inspiron 640M Owner's Manual page 162

AC Adapter (continued)
Dimensions:
Height
Width
Depth
Weight (with cables)
Temperature range:
Operating
Storage
Physical
Height
Width
Depth
Weight (with 6-cell battery,
CDRW/DVD combo, and 40G hard
drive):
Configurable to less than
Environmental
Temperature range:
Operating
Storage
Relative humidity (maximum):
Operating
Storage
Maximum vibration (using a
random-vibration spectrum that
simulates user environment):
Operating
Storage
162
Specifications
28.2 mm (1.11 inches)
57.9 mm (2.28 inches)
137.2 mm (5.4 inches)
0.4 kg (0.9 lb)
0° to 35°C (32° to 95°F)
–40° to 65°C (–40° to 149°F)
38.6 mm (1.52 inches)
330 mm (12.99 inches)
243 mm (9.56 inches)
2.5 kg (5.5 lb)
0° to 35°C (32° to 95°F)
–40° to 65°C (–40° to 149°F)
10% to 90% (noncondensing)
5% to 95% (noncondensing)
0.66 GRMS
1.3 GRMS