Chapter 1 Hardware Overview
Satellite T130, Satellite Pro T130, and PORTEGE T130 Maintenance Manual (960-Q08)

1.7 Batteries

The PC has the following two batteries.
Main battery
Real time clock (RTC) battery
Table 1-7-1 lists the specification s for these two batteries.
Battery Name Battery Element Output Voltage
6 Cell Li-ion 10.8v
Main Battery
12Cell Li-ion 10.8 v
RTC Battery Coin type Li-ion 3.0v
Table 1-7-1 Battery specifications
1.7.1 Main Battery
The main battery is the primary power supply for the computer when the AC adapter is not
connected.
1.7.2 Battery Charging Control
Battery charging is controlled by a power supply microprocessor. The power supply
microprocessor controls power supply and detects a full charge when the AC adaptor and
battery are connected to the computer.
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. Refer to the
following Table 1-7-2.