ABCDE1234567NS-P210AMP P. C. B. ( D )VOLUMETO : AMP (A)AMP P. C. B. ( E )WHBETO : AMP (B)POWERSW-P201 PRINTED CIRCUIT BOARD (Component side)AMP P. C. B. ( B )REBLWHTO : AMP (A)TO : AMP (A)FROM : POWER CORDBEWHTO : AMP (E)123456VOLTAGESELECTORBRREWHGRRER onlyGRBRWHBERE7