Remove the battery cover.
Check the blinking (red) status of battery indicator. (
Pull the tab to remove the battery pack.
Slightly pull the battery pack to front.
Lift up the battery pack.
Insert the new battery pack.
Insert the battery pack matching with (B) side.
Slide down the battery pack.
Attach the battery cover.
Insert the claw of the cover matching the dent of computer.
Press down the latch side of cover to close.
If the cover does not close firmly, insert the claw again. If the problem
persists, check if the battery is inserted properly.