Sony VGN-TZ290 - Manual (Page 25)

25 n N
Getting Started
Using the Battery Pack
The battery pack supplied with your computer is not fully charged at the time of delivery.
Installing the Battery Pack
To install the battery pack
1 Turn off the computer and close the LCD screen lid.
2 Slide the battery LOCK switch (1) inward.
3 Slide the battery pack diagonally along the guide (2) on either side of the battery compartment.