Amp Adjustment - Yamaha RX-V730 Service Manual

RX-V730/RX-V730RDS/RX-V630/RX-V630RDS
HTR-5560/HTR-5560RDS/DSP-AX630/DSP-AX630SE
I AMP ADJUSTMENT
Confirmation of Idling Current of Main (1)
and POWER (4) P. C. B.
• Right after power is turned on, confirm that the voltage
across the terminals of R113 (Main Lch), R133 (Main
Rch), R187 (Center), R151 (Rear Lch), R169 (Rear
Rch), R972 (Rear Center) are between 0.1mV and
10.0mV.
• If it exceeds 10.0mV, open (cutoff) R106 (Main Lch),
R126 (Main Rch), R183 (Center), R146 (Rear Lch),
R164 (Rear Rch), R967 (Rear Cch) and reconfirm the
voltage.
• Confirm that the voltage is 0.2mV ~ 15.0mV after 60
minutes.
40
0.1mV ~ 10.0mV
(DC)
R113 (MAIN Lch)
R133 (MAIN Rch)
R187 (CENTER)
Cut off
R106 (MAIN Lch)
R126 (MAIN Rch)
R183 (CENTER)
R146 (REAR Lch)
R164 (REAR Rch)
R967 (REAR Cch)
0.1mV ~ 10.0mV
(DC)
R151 (REAR Lch)
R169 (REAR Rch)
R972 (REAR Cch)