1 Hardware Overview 1.12 Batteries
1-30 [CONFIDENTIAL] TECRA M5 Maintenance Manual (960-542)
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
1
st
battery Lithium-Ion 10.8 V 4,700 mAh
High capacity battery Lithium-Ion 10.8 V 8,800 mAh
Extended capacity battery Lithium-Ion 10.8 V 7,050 mAh
2
nd
battery Lithium-Ion 10.8 V 3,600 mAh
RTC battery NiMH 2.4 V 16 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 maintains the state of the computer when the computer
enters in resume mode.
