Adjusting standby current of a yamaha cr-220
VR703 Left channel between the TP1 and TP2 test points must measure 33mv, (adjust with this preset.)
VR 704 left channel TP3 and TP4
in the amp. pag 11 bottom box you will find the details and the drawing where the TP s are located
in the next link can download the manual.
https://www.electronica-pt.com/esquema/audio/yamaha-audio/yamaha-cr-220-41647/
regards