Posted By
crock
on 2021-04-11
10:10:55
 |  Re: Plus/4 issues trying to solve with Diag264
Yes, a dead 7406 is very possible. Sorry, I should have highlighted that when I first replied. I did not think it likely because if the 7406 was completely failed, many of the other functions would also have failed, but in your case it looks like just the one inverter of the 7406 may have failed.
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