Lenovo B550 Notebook - Manual (Page 34)

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Chapter 6. Upgrading and replacing devices
Replacing the battery - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
To replace the battery, do the following:
1
Turn off the computer, or enter hibernation mode. Disconnect the AC adapter and all cables
from the computer.
2
Close the computer display, and turn the computer over.
3
Unlock the manual battery latch . Holding the spring-loaded battery latch in the
unlocked position , remove the battery pack in the direction shown by the arrow .
4
Install a fully charged battery.
5
Slide the manual battery latch to the locked position.
6
Turn the computer over again. Connect the AC adapter and the cables to the computer again.
Note: Use only the battery provided by Lenovo. Any other battery could ignite or explode.
a
b c
b
a
c