Tr
oubleshooting
English
43
CQ-C8351N/C8301N/C7301N
42
CQ-C8351N/C8301N/C7301N
Problem
Possible cause
a
Possible solution
Troubleshooting
Problem
Possible cause
a
Possible solution
No playback or
disc ejected
The disc is inserted upside down.
a
Insert a disc correctly.
There is a flaw or foreign material on the disc.
a
Remove the foreign material, or use a flawless disc.
Sound skipping or
noise
There is a flaw or foreign material on the disc.
a
Remove the foreign material, or use a flawless disc.
Sound skipping
due to vibration
The unit is not sufficiently secured.
a
Secure the unit to the console box.
The unit is tilted at over 30˚ in the front-to-end direction.
a
Make the angle 30˚ or less.
MP3/WMA
The CD-R/RWs that
are playable on
other devices are
not playable on
this unit.
The playability of some CD-R/RWs may depend on the combination of media,
recording software and recorder to be used even if these CD-R/RWs are playable on
other devices such as a PC.
a
Make CD-R/RWs in different combination of media, recording software and
recorder after referring to the description about MP3/WMA.
Sound skipping or
noise
There is a flaw or foreign objects on the disc.
a
Remove the foreign objects, or use a flawless disc. For MP3/WMA, refer to
the description about MP3/WMA.
Playing VBR (Variable Bit Rate) files may cause sound skipping.
a
Play Non-VBR files.
CD
Note:
Refer to “Notes on MP3/WMA”. (
a
Page 28)
Remote control unit
No response to
pressing buttons
The battery is inserted in the wrong direction. A wrong battery is inserted.
a
Insert a correct battery in the correct direction.
The battery is weak.
a
Replace the battery with new one.
The aiming direction of the remote control unit is wrong.
a
Aim the remote control unit at the sensor of the unit and press buttons.
The sensor is exposed to direct sunlight. (The remote control unit may not be
operable when the sensor is exposed to direct sunlight. In such a case, the system
is not faulty.)
a
Block off sunlight to the sensor.
The number of auto
preset stations is
less than 6.
The number of receivable stations is less than 6.
a
Move to an area where receivable stations number is maximum, and try pre-
setting
Preset stations
cannot be stored.
The contact of the battery lead is poor, or the battery lead is not always powered.
a
Make sure that the battery lead is connected securely, and preset stations
again.
RDS
Radio
Poor reception or
noise
Antenna installation or wiring of antenna cable is faulty.
a
Check whether the antenna mounting position and its wiring are correct. In
addition, check to see whether the antenna ground is securely connected to
the chassis.
No power is supplied to the antenna amplifier (when using a film antenna, etc.).
a
Check the wiring of the antenna battery lead.
FM Stereo broadcast
is received only in
mono.
The MONO mode is active.
a
Cancel the MONO mode.
Only strong signal
stations can be
received.
The LOCAL mode is active.
a
Cancel the LOCAL mode.
PS does not appear
even if an RDS
station is tuned
into. (“NONE”
appears.)
A PS code cannot be received for the reason of bad receiving conditions, etc.
a
A PS code appears if it is received. Wait for a while until conditions change.
Receiving
programs differs
from PTY that was
already set up.
When the station changed between programs, the unit could not receive the PTY
code.
a
An appropriate program is searched for and tuned into after receiving a corre-
sponding PTY code. Therefore, wait for a while.
“NONE” appears
when selecting
PTY.
Any specified PTY programs cannot be received. There is no desired program being
broadcast in your area.
a
Select another PTY, or wait until a desired program starts.
The clock (CT)
does not indicate
accurate time.
The unit received a station that broadcasting time that is not appropriate for you, or
the unit is receiving a station that does not broadcast time.
a
Receive a station that broadcasting time that is appropriate for your area, or
adjust CT manually.
An AF station
cannot be received
even if EON is set
to ON.
There is little difference in receiving conditions between the current station and AF
stations. Update of AF list ended in failure.
a
Wait until AF list is successfully updated. For unstable reception, tune into a
stable station by hand.
