Read Harman Kardon AVR 170 (serv.man6) Service Manual online
AMPLIFIER SECTION BIAS ADJUSTMENT
Measurement condition
.No input signal or volume position is minimum.
.Do not adjust at FM/AM.
.No input signal or volume position is minimum.
.Do not adjust at FM/AM.
Standard value
.Ideal current = 48mA (± 5%)
.Ideal DC Voltage = 22.5mV (± 5%)
.Ideal current = 48mA (± 5%)
.Ideal DC Voltage = 22.5mV (± 5%)
DC VOLTMETER ; Connect to
CN66(FR),CN61(CNT),CN64(SR),CN63(FL),CN
NO.
1
2
3
2
3
Surround Left
Surround Right
4
5
5
Channel
Front Left
Front Right
Center
CN64
22.50mV (± 5%)
22.50mV (± 5%)
22.50mV (± 5%)
22.50mV (± 5%)
22.50mV (± 5%)
22.50mV (± 5%)
22.50mV (± 5%)
CN66
CN61
CN62
CN61
CN62
Adjust for
Adjustment
22.50mV (± 5%) CN63
CN6ͧ
CN6͑͑͑͑͑͑͑͑͑͑͑͢ʹN6ͥ͑͑͑͑͑͑͑͑͑ʹN6ͤ͑͑͑͑͑͑͑͑͑͑ʹN62
+
-
DC EVM͑
(AMP PCB
62(SL)
VR86
VR85
VR84
VR82
VR87
Harman Kardon
AVR 170 / 230V Service Manual
Page 87 of 114
Click on the first or last page to see other AVR 170 (serv.man6) service manuals if exist.