View Single Post
  #5  
Old 09-21-2023, 08:33 PM
damen's Avatar
damen damen is offline
VideoKarma Member
 
Join Date: Feb 2008
Location: Portland, OR
Posts: 672
That R2KN is a protection diode I believe. It sacrifices itself if the B+ is too high. Check the caps in that SMPS circuit, especially the low value ones.
Reply With Quote
Audiokarma