Page 424 - Workshop Manual - Aumark (BJ1051)
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Diagnosis-audio system
(c) Ignition switch: ON.
(d) Depress power switch of audio unit.
(e) Turn up audio unit to above 5 VOL.
(f) Press “AM/FM” (band selection key)
repeatedly to select frequency band
“FM1”.
(g) Put a screwdriver and a thin wire or other
hardware on antenna socket of audio
unit, and check and make sure you can
hear radio broadcast.
Check if audio unit can receive radio broadcast.
4 Yes > Replace antenna. (Refer to “Chapter 56 Audio System-Antenna, Replacement”.)
No > Replace CD or MP3 audio unit.
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