Sony VAIO PCG-9312 User Manual page 27

VAIO Notebook User Guide
There are two battery indicator lights on the computer
Battery indicator lights
Battery
Indicator
1
2
Battery
Indicator Light
Status
On
Single blink
Double blink
Off
26
Battery pack (supplied)
Meaning
Indicates the status of the battery pack in the battery bay on the
left side of the computer.
Indicates the status of the battery pack in the multipurpose bay on
the right side of the computer.
Meaning
The computer is using battery power.
The battery is running out of power.
The battery is charging.
The computer is using AC power.
Battery indicators
Secondary battery pack
(optional)