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1-12 Dell Latitude LM Systems Service Manual
Main Battery
Type . . . . . . . . . . . . . . . . . . . . lithium ion
Dimensions:
Height . . . . . . . . . . . . . . . . 22.0 mm (0.86 inch)
Depth . . . . . . . . . . . . . . . . 219.0 mm (8.62 inches)
Width . . . . . . . . . . . . . . . . 57.8 mm (2.27 inches)
Weight. . . . . . . . . . . . . . . . . . . 0.44 kg (0.97 lb)
Voltage . . . . . . . . . . . . . . . . . . 10.8 VDC
Capacity . . . . . . . . . . . . . . . . . 42 WH
Charge time (approximate):
1
Computer on. . . . . . . . . . . 4 hours
Computer off . . . . . . . . . . 3 hours
Operating time (approximate,
with no power management
features enabled):
1
. . . . . . . . .
3 to 5 hours with one battery;
6 to 10 hours with two batteries
Life span (approximate)
1
. . . .
500 discharge/charge cycles
Temperature range:
Charge . . . . . . . . . . . . . . . 0° to 40°C (32° to 104°F)
Discharge . . . . . . . . . . . . . 0° to 60°C (32° to 140°F)
Storage . . . . . . . . . . . . . . . -20° to 50°C (-4° to 122°F)
1
Battery performance features such as charge time, operating time, and life span can vary according to
the conditions under which the computer and battery are used.
Table 1-2. Technical Specifications
(Continued)