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Station X · 1st Feb 2012, 10:47 pm

You have problems with the UCH42 again. The reading on pin 3 is way, way too low. It should be about 60 volts.

Check the wave change switch.
Check R6.
Measure the voltage across C14.

1st Feb 2012, 10:47 pm	#170
Station X Moderator Join Date: Jan 2003 Location: Ipswich, Suffolk, IP4, UK. Posts: 21,289	Re: Bush AC34, no sound. You have problems with the UCH42 again. The reading on pin 3 is way, way too low. It should be about 60 volts. Check the wave change switch. Check R6. Measure the voltage across C14. __________________ Graham. Forum Moderator Reach for your meter before you reach for your soldering iron.