Sony VAIO PCG-F807K User Manual page 52

Using Your Notebook Computer
Using a Second Battery Pack
To remove the second battery pack
1
There is an Eject lever on the bottom of the weight saver. To remove the battery
pack, slide this lever in the direction of the arrow 1, then slide the RELEASE lever
on the bottom of the computer in the direction of the arrow 2.
2
Remove the weight saver, and then pull out the battery pack.
3
Reinsert the weight saver.
1
Weight saver EJECT lever on bottom
2
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