132 Mobile Computing
Changing the main battery
Removing the battery from the computer
To remove the battery:
1Save your work.
2Turn off the computer or place it in Hibernation mode
according to the instructions in “Using and configuring
Hibernation mode” on page 95.
3Unplug and remove any cables connected to the computer,
including the AC adaptor.
4Close the display panel and turn the computer upside down.
5Slide the battery release lock to the unlocked position.
(Sample Illustration) Unlocking the battery release lock
P740 series P750 series
P770 series