YAMAHA R-N500 protection reset

[androa76]

Does anybody knows if any combination of buttons turns on or reset Yamaha R-N500 from 3 time protection modus.
Thank you.

 

[JonSnell Electronic]

See page 18 of the service manual.
YAMAHA R-N500 Service Manual download, schematics, eeprom, repair info for electronics experts

 

[androa76]

Excellent i will try when it comes back to me.
Thank you D