To fully restart the power management unit be sure to remove the AC adapter and the battery first and let the PowerBook sit without power for several minutes.
  • To fully restart the power management unit be sure to remove the AC adapter and the battery first and let the PowerBook sit without power for several minutes.

  • Go to back of computer.

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Have a pen or small enough object and push it into small hole closest to power button
  • Have a pen or small enough object and push it into small hole closest to power button

  • You should hear the startup chime

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If the computer still exhibits the same issue, repeat steps 1 and 2 and then follow the step listed below before reinstalling the battery.
  • If the computer still exhibits the same issue, repeat steps 1 and 2 and then follow the step listed below before reinstalling the battery.

  • Using two paper clips, simultaneously press and hold down the reset and interrupt buttons for 5 to 10 seconds.

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Conclusion

To reassemble your device, follow these instructions in reverse order.

David Kehley

Member since: 04/11/2013

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