Apple PowerBook (3400 series) - Manual (Page 88)

Removing or replacing the battery
To remove or replace the battery, follow these steps:
1 Save your work and then shut down the computer or put it to sleep, or plug in the
power adapter.
2 Close the display.
3 Press the battery release button on the battery.
4 Pull the battery out of its compartment.
5 Put the battery cap on the battery to protect the battery contacts.
The battery contacts should not be exposed when the battery is out of
the computer.
Battery cap
Always snap the battery cap on the battery
when the battery is out of the computer.
1 Press the button on the battery. 2 Slide the battery out.
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