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1 Hardware Overview 1.12 Batteries
1.12 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 1-10.
Table 1-10 Battery specifications
Battery name Material Output voltage Capacity
12 cell 8,800 mAh
Main battery
6 cell
Lithium-Ion 10.8 V
4,400 mAh
RTC battery Lithium-Ion 3.0 V 17 mAh
Secondary battery Lithium-Ion 10.8 V 3,600 mAh
1.12.1 Main Battery
The removable main battery pack is the computer’s main power source when the AC adaptor
is not attached. The main battery maintain the state of the computer when the computer
enters in resume mode.
1-32 TECRA M2 Maintenance Manual (960-468)