Faulty SMPS for Yamahaa RX-V1079. Power Amplifier .. #2

Thread Starter

shajuthoma

Joined Jan 9, 2023
1
I got Yamahaa RX-V1079. There is no 18v, +5v and -5v output in the SMPS. Please advice me if you can help in any way. Thank you



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Dodgydave

Joined Jun 22, 2012
11,284
post the full circuit, looks like there is a 7 pin chip probably a TOP type or Viper, you need to do some voltage measurements.
 
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