1 Hardware Overview
1.8 Batteries
20
Satellite A100/A105 / TECRA A7 Maintenance Manual
1.8 Batteries
The computer has the following three types of batteries:
?
Main battery pack
?
Real time clock (RTC) battery
Table 1-5 lists the specifications of these batteries.
Table 1- 5 Battery specifications
Battery name
Material
Output voltage
Capacity
6 Cell
Lithium Ion
10.8 V
4000 mAh
Main battery pack
9 Cell
Lithium Ion
10.8 V
6000 mAh
12 Cell
Lithium Ion
10.8 V
8600 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 LPC 47N249. When the AC adapter and battery pack are
attached to the computer, the LPC 47N249 controls the charge on/off state and detects a full
charge.
?
Battery Charge
When the AC adapter is attached, the battery is charged by off-state charge when the
system is powered off or by on-state charge when it is powered on.
Summary of Contents for Satellite A100 Series
Page 2: ...ii S No ...
Page 15: ...Chapter 1 Hardware Overview ...
Page 16: ...1 Hardware Overview ii Satellite A100 A105 TECRA A7 Maintenance Manual ...
Page 53: ...2 Troubleshooting 2 4 System Board 2 10 Satellite A100 A105 TECRA A7 Maintenance Manual ...
Page 73: ...Chapter 3 Diagnostic Programs ...
Page 76: ......
Page 115: ...3 5 System Test 3 Diagnostic Programs Satellite A100 A105 TECRA A7 Maintenance Manual 39 ...
Page 146: ...Chapter 4 Replacement Procedures 4 1 ...
Page 147: ...4 Replacement Procedures 4 ii Satellite A100 A105 TECRA A7 Maintenance Manual ...
Page 154: ...4 Replacement Procedures 4 1 General 4 2 Satellite A100 A105 TECRA A7 Maintenance Manual ...
Page 222: ...6000 1 Appendices ...
Page 223: ...Appendices App ii Satellite A100 A105 TECRA A7 Maintenance Manual ...