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Re: Again a 7854 power supply beast to be repaired...

 

In the archive there is a document scanned by Zenith, a specification 155-0067-02, pdf. For pin 13 there shall be two conditions:
Logic "0": 0.0 - 0.05 V
Logic "1": 0.85 - 10 V
Well, if you dare you can short pin 13 to ground...

G?ran
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