Replacing The Battery - IBM ThinkPad T40 Series Service And Troubleshooting Manual

Replacing the battery

1. Turn off the computer, or enter hibernation mode. Then disconnect the ac
adapter and all cables from the computer.
Note: If you are using a PC Card, the computer might not be able to enter
2. Close the computer display, and turn the computer over.
3. There are two battery latches. Slide the one above the battery to the left to
unlock it 1 . Then slide the other one to the left and unlock it 2 . Hold
the second latch in the unlocked position as you remove the battery.
4. Install a fully charged battery.
hibernation mode. If this happens, turn off the computer.

Replacing the battery

Chapter 2. Solving computer problems
37