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Radio (Am/Fm); Troubleshooting - Panasonic CR-CM120U Operating Instructions

Receiver with microphone ready

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Radio (AM/FM)

[BAND]
selects a band in the radio source.
(Stereo) indicator
[SRC] (Source)
selects a source.
Preset buttons [1] to [6]
selects a preset station in the radio source,
and presets the current station. (Hold it down
for more than 2 seconds.)
1
3
Press [SRC] to select the radio source.
Select a station.
2
Press [BAND] to select a band.
Frequency adjustment
[]TUNE]: Lower
[TUNE[]: Higher
Note: Hold down either of them for more than 0.5 sec-
onds and release it for seek tuning.
Preset station selection
Press the corresponding preset button from
[1] to [6] to tune in a preset station.
[] TUNE] [TUNE []
lights while receiving an FM stereo signal.
down/up the frequency. (Hold it down for
more than 0.5 seconds and release it for
Band
seek tuning.)
[DISP] (Display)
switches the information
on the display.
[APM] (
Auto Preset Memory)
executes APM in the radio
source. (Hold it down for more
than 2 seconds.)
Up to 6 stations can be preset in AM, FM1, FM2, and FM3
respectively.
Preset stations can be simply called up by pressing [1] to [6].
Auto Preset Memory (APM)
With this operation, stations with good receiving conditions can
be automatically stored in the preset memory.
1
Select a band.
2
Hold down [APM] for more than 2 seconds.
The preset stations under best receiving conditions are
received for 5 seconds each after presetting the stations
(SCAN). To stop scanning, press one of the buttons from
[1] to [6].
Note: New stations overwrite existing saved stations.
Display change
Frequency Preset Number
Press [DISP] to change the display.
Radio mode display (Default)
Manual station preset
1
Tune into a station.
2
Hold down one of the preset buttons from
[1] to [6] for more than 2 seconds.
(blinks once)
Note: New stations overwrite existing saved stations.

Troubleshooting

If You Suspect Something Wrong
Check and take steps as described below.
If the described suggestions do not solve the problem, it is recom-
mended to take the unit to your nearest authorized Panasonic
Servicenter. The product should be serviced only by qualified person-
nel. Please refer the checking and the repair to professionals.
Panasonic shall not be liable for any accidents arising out of neglect
of checking the unit or your own repair after your checking.
Never take measures especially for those other than indicated by
italic letters in "Check point" described below because those are
Clock display
too dangerous for users to handle themselves.
Check point
Trouble
Common
Start the engine. (Or turn the ignition
switch to the ACC position.)
Verify the wiring. (battery lead, power
lead, ground lead, etc.)
No power
Fuse blown (Contact the nearest
Panasonic Servicenter.)
Ask a professional for fuse replacement.
Be sure to use the same rated fuse.
Disable the mute function.
Verify the wiring.
No sound
Wait until the dew disappears before
turning on the unit.
Make sure that grounding is established
Noise
properly.
No sound from
Adjust the balance and fader.
left, right, front,
Verify the wiring.
or rear speaker
Left and right
sounds are
Connect the speaker lead correctly.
reversed
Radio
Tune in to another station of high-inten-
Frequent
sity waves.
noise
Make sure that the antenna mounted
point is grounded properly.
The preset memory is cleared to return
Preset data
to the original factory setting when the
deleted
power connector or battery is discon-
nected.
Warning
¡ Do not use the unit in an irregular condition, for example, with-
out sound, or with smoke or a foul smell, which can cause
ignition or electric shock. Immediately stop using the unit and
consult your dealer.
¡ Never try to repair the unit by yourself because it is dangerous
to do so.
Check point
Trouble
Microphone
Microphone
volume is too
Get close the distance between the
low, or noise
announcer and the microphone.
level is too high.
Microphone
sound is too
loud, or
Decrease the microphone volume.
distortion level
is too high.
Howling is
Keep proper distance between the
generated.
microphone and the speaker.
Disable the mute function.
No microphone
Increase the microphone volume.
sound.
Verify the connection/wiring of the
microphone unit.

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