Sony VGN-A140P - Manual (Page 29)

Turning On Your Computer
29
6 Slide the LOCK/UNLOCK switch to LOCK.
7 Connect the AC adapter to the computer. See “To connect the AC adapter”
on page 30.
Once you connect the AC adapter to the computer, the battery begins to charge
whether the computer is on or off. The battery indicator
shows the battery
status. The indicator blinks as the battery charges. See “Powering Your
Computer” in your on-screen VAIO® Computer User Guide for more
information.
Securing the Battery