Harman Kardon AVR 4550 - AVR325;525 Alignment Specifications; Main Board Bias Adjustment

AVR325/525 Alignment spec. rev01.
1. MAIN B'D
: 5 Min. After power on, please set up Bias as below,
Front Left > use RV71, set P401 as 23mV +2mV/- 1mV.
Surr Left > use RV73 then set P303 as 23mV +2mv/-1mV.
Front Right > use RV72 make P402 to 23mV +2mV/-1mV.
Surr Right > use RV73 then make P303 to 23mV +2mV/-1mV.
P401 FRONT L-CH P303 SURROUND L-CH