Aiwa AM-HX70 Service Manual page 26

Pin No. Pin Name
43 ADDC
44 OPO
45 OPN
46 RFO
47 MORFI
48 MORFO
I/O
I/O Capacitor connection pin for ADIP amplifier on return circuit.
O Output pin for user operational amplifier. (Not used)
I Non-inverted input pin for user operational amplifier. (Connected to GND)
O RF amplifier output pin. Check point for eye pattern.
I Input pin where Groove RF signal is AC coupled.
O Output pin for Groove RF signal.
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Description