Looking for something I'm sure I've seen (25c)
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06-09-2019, 01:23 AM
Post: #11
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RE: Looking for something I'm sure I've seen (25c)
(06-08-2019 02:32 AM)[kby] Wrote: Replacing the ACT didn’t change the symptoms. Found a disintegrating resistor, but replacing that didn’t change things either. Power supply voltages are probably the next check, then. If the PSU is working it can be pulled down by a failed component elsewhere. (In this thread Alberto discusses needing to remove the RAM IC in his HP-25C before he could get correct voltages.) |
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