Batteries; Main Battery - Toshiba M500 ST5405 - Satellite - Core 2 Duo 2.13 GHz Maintenance Manual

1.7 Batteries

1.7 Batteries
The computer has two types of batteries as follows:

Main battery

Real Time Clock (RTC) battery
The battery specifications are listed in Table 1-7.
Battery name
Main battery
RTC battery
1.7.1 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.
Battery Charge
When the AC adapter is connected, normal charging is used while the system is turned on
and quick charge is used while the system is turned off. Table 1-8 lists the charging time
required for charges.
Battery type
Main battery (4,700 mAh)
Charge is stopped in the following cases.
1. The main battery is fully charged.
2. The main battery is removed.
3. Main battery or AC adapter voltage is abnormal.
4. Charging current is abnormal.
PORTÉGÉ M500 Maintenance Manual (960-559)
Table 1-7 Battery specifications
Material
G71C0004G710
G71C0004G810
GDM710000041
Table 1-8 Time required for charges
Power on (hours)
Output voltage
Li-Ion 10.8 V
Ni-MH 2.4 V
About 5.5 to 12.0
[CONFIDENTIAL]
1 Hardware Overview
Capacity
4,700 mAh
15 mAh
Power off (hours)
About 3.0
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