1 Hardware Overview 1.13 Batteries
1-36 TECRA M3 Maintenance Manual (960-507)
1.13 Batteries
The computer has three types of batteries as follows:
? Main battery pack
? RTC battery
? Secondary battery pack (optional slim select bay module)
The battery specifications are listed in Table 1-11.
Table 1-11 Battery specifications
Battery name Material Output voltage Capacity
8,800 mAh
Main battery Lithium-Ion 10.8 V
4,700 mAh
2
nd
battery Lithium-Ion 10.8 V 3,600 mAh
RTC battery NiMH 2.4 V 16 mAh
1.13.1 Main Battery
The removable main battery pack is the computer’s main power source when the AC adaptor is not
attached. The main battery maintains the state of the computer when the computer enters in resume
mode.
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