What are some good Apple II power supply fix tries?
Apple II power supplies can often be repaired. The bother involved varies considerably with the cause of malfunction. Note: The following refers more or less directly to II+ and IIe supplies; however, many of the ideas will work with the IIgs power supply as well. Note: Unless otherwise indicated, power should be turned OFF. A Short Open the case and check inside for indications of Coke spills, debris, etc.. If everything looks okay, continue on. If not clean away the mess; it could be causing a short. After cleaning (and drying), turn ON the power to see if the problem is fixed. Pull all cards from Slots and turn ON power. If the machine ‘comes alive’ one or more of your cards may have a short or may have been cross-socketed. Clean the contacts on each card (e.g. with alcohol). With power OFF, replug a card (be sure to line-up card and Slot contacts) and turn ON power. Do this for each card. If a card causes the machine to fail, it is, probably messed up. If no card produces a failure
