PowerBook Power Manager Problems

If your PowerBook or iBook is acting oddly not waking from sleep, refusing to power on, or failing to charge the battery,  it's possible that its Power Manager has become corrupted. If you suspect that such is the case, the method for attacking the problem is to reset the Power Manager. Here's how you do it with the PowerBook G3 (Wall Street), PowerBook G3 (Bronze Keyboard), and the iBook:

Wall Street
Shut down the PowerBook, press the Shift, Fn, Ctrl, and Power On keys at the same time. Wait five seconds. Restart.

Bronze Keyboard
Shut down the PowerBook, press the Reset button on the back of the 'book (between the video port and modem jack). Wait five seconds. Restart.

iBook
Shut down the iBook, press the Reset button (use a paperclip to push this small button that's located above the Power button). Wait five seconds. Restart.

 

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