Re: Yamaha RX-V581 going into protection mode

Hello all,

New user and first time poster...

I am having the same issue with my RX-V650. The error is DC PRT:000E.

There is -38.7V on the SBL (Surround Back Left) speaker binding post. It changes to -51.7V if I switch the amp between 4ohms and 8ohms using the little toggle on the back near the SBL speaker terminals. The voltage matches what is on the negative rails, so it seems the voltage is leaking somewhere.

As far as I can tell, the voltage regulators on the main board are...