User Guide

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
9 cell 6,600 mAh
Main battery
6 cell
Lithium-Ion 10.8 V
4,400 mAh
RTC battery Lithium-Ion 2.4 V 30 mAh
Secondary battery
pack
Lithium-Ion 10.8 V 3,000/3,600 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 M1 Maintenance Manual (960-436)