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1 Hardware Overview
1.9 Batteries
22
Satellite/Satellite Pro/C850D/C855D/L850D/L855D Maintenance Manual
1.9 Batteries
The computer has the following 2 types of battery:
Main Battery Pack
Real Time Clock (RTC) Battery
Table 1-3 lists the specifications of these batteries.
Table 1-6 Battery Specifications
Battery Type
Material
Output voltage
Capacity
Main Battery Pack
3 Cell
Lithium Ion
10.8 V
2200 mAh
6 Cell
Lithium Ion
10.8 V
4400 mAh /
6000mAh
RTC Battery
Lithium Ion
3.0 V
210
mAh
1.9.1 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.
1.9.2
Battery Charging Control
Battery charging is controlled by TI BQ24725RGRR. When AC adapter and battery pack
are attached to the computer, the TI BQ24725RGRR 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 L850D
Page 41: ......
Page 75: ...Chapter 3 Diagnostic Programs ...
Page 78: ......
Page 142: ...Chapter 4 Replacement Procedures 4 1 ...
Page 191: ...6000 1 次 Appendices ...