Chapter 1 Hardware Overview
Satellite M300 and Satellite Pro M300 Maintenance Manual (960-Q02)
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1.8 Batteries
The PC has the following two batteries.
Main battery
Real time clock (RTC) battery
Table 1-10 lists the specifications for these two batteries.
Table 1-10 Battery specifications
Battery Name
Battery Element
Output Voltage
Capacity
Sanyo
3 cell
10.8v 1800mAh
Sanyo 6 Cells
10.8v
3700mAh
Sanyo
6 cells
10.8v 4800mAh
Main battery
Sanyo
9 cell
Lithium ion
10.8v 7200mAh
Real time clock
(RTC) battery
VARTA
ML1220
Lithium ion
3V
16mAh
1.8.1 Main
Battery
The main battery is the primary power supply for the computer when the AC adapter is not
connected. In Standby, the main battery maintains the current status of the computer.