Leaky caps and a bad Signal Diode in the PSU. Can you do a jump start with a battery like on the Mac IIs? You need to set up the + battery wire on the PSU output and then touch ground.
Post #4 by Elfen
| Source Forum | troubleshooting Quadra 800, no power up — #4 |
|---|---|
| Category | Hardware |
| Post Date | Wed, 15 Oct 2014 - 01:25 |
| Original URL | https://68kmla.org/bb/threads/troubleshooting-quadra-800-no-power-up.386/ |
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