Sony PCG-FXA33 - Manual (Page 21)

Connecting a Power Source
21
2 Insert the battery pack into the battery bay.
3 Push the battery bay cover up until it clicks.
To charge the battery pack
1 Connect the AC adapter to the notebook.
2 Insert the battery pack.
The notebook automatically charges the battery. The battery indicator
flashes in a double-blink pattern as the battery charges.
3 When the battery is 85 percent full, the battery indicator turns off. This
process takes 2.5 hours if your notebook is turned on.
Inserting battery pack
✍
If the port replicator is attached to your notebook, do not attempt to insert or remove
the battery pack. Lifting and turning the notebook with a port replicator attached could
cause a temporary loss of power.
✍
To charge the battery completely, continue charging for an additional hour.
Battery pack
(supplied)
Label side facing down