Trouble Shooting - Clarion M303 Owner's Manual & Installation Manual

6. TROUBLE SHOOTING

GENERAL
Problem Cause
Unit fuse blown.
Unit can not power on.
Boat battery fuse blown.
Unit can not power on.
Nothing happens
when buttons are
The microprocessor has
pressed.
malfunctioned due to noise, etc.
Display is not
accurate.
Improper audio output connection. Check wiring and correct.
Volume set too low.
Speakers damaged.
No/low audio output.
Heavily biased volume balance.
Speaker wiring is in contact with
metal part of boat.
Non-standard disc used.
Speaker power rating does not
Poor sound quality or
match unit.
distortion.
Wrong connections.
Speaker is shorted.
Unit resets itself when Incorrect connection between ACC
engine is off. and Battery.
DISC Player
Problem Cause
Another disc is already loaded.
Disc cannot be
There is an object install installed
loaded.
the unit.
Compact disc is dirty.
Sound skips or is
Compact disc is heavily scratched
noisy.
or warped.
Sound is bad when Condensation may form on the internal
power is first turned lens when the boat is parked in a
on. humid place.
Measure
Replace with new fuse of correct rating.
Replace with new fuse of correct rating.
Turn off the power and remove the DCP.
Press the [RESET] button with a thin rod.
Note:
When the [RESET] button is pressed, turn off
the ACC power.*
* When the [RESET] button is pressed,
frequencies of radio stations, titles, etc. stored
in memory are cleared.
Increase volume level.
Replace speakers.
Adjust the channel balance to center position.
Insulate all speaker wiring connections.
Use a standard disc.
Replace speakers.
Check wiring and correct.
Check wiring and correct.
Check wiring and correct.
Measure
Eject the disc before loading the new one.
Remove the object inside the unit.
Clean the compact disc with a soft cloth.
Replace with a compact disc with no
scratches.
Let dry for about 1 hour with power on.
USB
Problem Cause
The USB device has been inserted
USB device cannot be
with wrong direction.
inserted.
The USB connector is broken.
The USB device is damaged.
USB device is not
recognized.
Connectors are loose.
No sound heard with
No MP3/WMA file is stored in the
the display "No File"
USB device.
shown.
MP3/WMA files are not encoded
Sound skips or is noisy.
properly.
Bluetooth
Problem Cause
Cannot pair the The device does not support the
Bluetooth enabled profiles required for the system.
device with the The Bluetooth function of the device
audio system. is not enabled.
The audio quality
The microphone is not correctly
is poor after
positioned.
connection with a
Bluetooth-enabled
The Bluetooth reception is poor.
device.
SiriusXM Advisory Messages
Message
Check the SiriusXM tuner connection on the back of the unit to ensure that its correctly
CHEK TUNER
connected.
Ensure the SiriusXM antenna cable is connected to the SiriusXM tuner correctly.
CHK ANTENA
Check the SiriusXM antenna wire for breaks or sharp bends. Replace the antenna if necessary.
Press RESET located..... If the message remains, the antenna may have been damaged.
The vehicle must be outside, and the antenna must have a clear view of the southern sky.
NO SIGNAL
The magnetic antenna must be mounted on the outside of the vehicle for the best reception.
This channel is not included in your SiriusXM subscription plan.
CHAN UNSUB
Call 1-866-635-2349 to subscribe.
This channel is not a valid SiriusXM channel.
CH UNAVAIL
The channel number has been entered incorrectly, or the channel was removed from the
SiriusXM channel lineup
The selected channel has been locked by the parental controls, or a mature channel has been
CH LOCKED selected.
A prompt to enter the unlock code will appear. Enter the unlock code as described on page 12.
SUBSCRIPTN An update to your SiriusXM subscription has been received by the SiriusXM tuner. Press any
UPDATED
button to continue.
Measure
Reversing the connection direction of the USB device,
try it again.
Replace with a new USB device.
Disconnect the USB device and reconnect. If the
device is still not recognized, try replacing with a
different USB device.
Store these files properly in the USB device.
Use MP3/WMA files encoded properly.
Measure
Use another device to connect.
Refer to the user manual of the device for how to
enable the function.
Adjust the position of the microphone.
For example, stick the microphone onto the dashboard
where close to the driver.
Move the device closer to the audio system or remove
any obstacle between the device and the system.
Description
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