Sony PCG-SR21K Laptop User Manual


 
Sony Notebook User Guide
Using your notebook
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Charging the battery pack
To charge the battery pack, proceed as follows:
1 Connect the AC adapter to the computer.
2 Insert the battery pack.
The computer automatically charges the battery (1) (the battery indicator (2) light flashes in a double
blink pattern as the battery charges). When the battery is 85% full, the battery indicator light turns off.
This process takes approximately two and a half hours. To charge the battery completely, continue
charging for an additional hour.
battery indicator light status meaning
on The computer is using battery power.
single blink The battery is running out of power.
double blink The battery is charging.
off The computer is using AC power.