[sdiy] SPV-355 -15V rail issue

Todd Sines sines_list at scale.la
Fri Jun 16 19:12:24 CEST 2023

I have an SPV-355 that was behaving adequately fine until recently. Unit will power on, (and LEDs illuminate correctly) if the -15V LM7915 is unplugged, when engaged, it shorts and blows both fuses. 

Wonder if anyone’s encountered this and if so, what did you do, or where did you look first?

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