Mac OS 9.1: PowerBook 1400 Fails to Restart After PRAM Reset

PowerBook 1400 computers may fail to restart after resetting PRAM.
Symptom

After a PRAM reset, the PowerBook 1400 may have a black screen with no lights or sound.


Solution

Press the reset button on the back of the computer to restart. This is an intermittent software behavior for PowerBook 1400 computers using Mac OS 9.1. It does not indicate a hardware failure.
Published Date: Feb 17, 2012