Sound Signal Circuit Between Radio Receiver and Stereo Jack Adapter

AUDIO AND VISUAL SYSTEM: Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

Sound Signal Circuit between Radio Receiver and Stereo Jack Adapter

DESCRIPTION

This circuit sends an external device sound signal from the stereo jack adapter to the radio receiver.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. CHECK HARNESS AND CONNECTOR (RADIO RECEIVER - NOISE FILTER)





(a) Disconnect the R2 receiver connector.
(b) Disconnect the N10 filter connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
2. CHECK HARNESS AND CONNECTOR (NOISE FILTER - STEREO JACK ADAPTER)





(a) Disconnect the N12 filter connector.
(b) Disconnect the S44 adapter connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard resistance:






NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.
3. CHECK NOISE FILTER (OPERATION)
(a) Replace the noise filter with a normal one and check if the same problem occurs again.
OK:
Same problem does not occur.
NG -- PROCEED TO NEXT INSPECTION PROCEDURE SHOWN IN PROBLEM SYMPTOMS TABLE
OK -- END (NOISE FILTER IS DEFECTIVE)