Toshiba PRO M200 User Manual

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1.6 Power 
Supply
 
1 Hardware Overview 
Satellite M200/M205/Satellite Pro M200   Maintenance Manual 
19 
1.7 Batteries 
The computer has the following four types of batteries: 
‰  Main Battery Pack 
‰  Real Time Clock (RTC) Battery 
Table 1-4 lists the specifications of these batteries. 
Table 1-4  Battery Specifications 
Battery Type 
Material 
Output voltage 
Capacity 
3 Cell 
Lithium Ion 
10.8 V 
2000 mAh 
6 Cell 
Lithium Ion 
10.8 V 
4000 mAh 
Main Battery Pack 
9 Cell 
Lithium Ion 
10.8 V 
6000 mAh 
RTC Battery 
Lithium Ion 
3.0 V 
14 mAh 
 
1.1.1 Main 
Battery 
The main battery pack serves as the computer's main power source when the AC adapter 
is not attached.  The main battery maintains the state of the computer so that it can 
resume it. 
 
1.1.2 
Battery Charging Control 
Battery charging is controlled by WINBOND 8763L.  When the AC adapter and battery 
pack are attached to the computer, the 8763L controls the charge on/off state and detects 
a full charge. 
 
‰  Battery Charge