Jensen MS4200RS user manual Troubleshooting, Symptoms Possible cause / remedy

TROUBLESHOOTING

Troubleshooting

In rare instances, your navigation radio may not function the way you expect it to. Before calling for technical assistance, please read the operating instructions

thoroughly and go through the following check list; it may be possible to quickly remedy an apparent malfunction.

Symptoms	Possible cause / remedy
General
Navigation radio not functioning. No display.	• Check the fuse (unit and vehicle) and the connections (see installation
	instructions).
Audio or map CD rejected by the unit.	The CD may be dirty.
	• Clean the CD with a special CD cleaning fluid.
System switches off the sound during driving or	Speedometer signal connected to the wrong pin of the power supply
display shows “PHONE IN/MUTE”.	connector.
	• See pin setting ISO chamber A in the installation instructions.
The removable part of the unit feels warm.	No error. The unit always generates some heat.
The display shows “Temperature too high” and	An integrated safety circuit prevents the temperature in the unit from
the volume is lowered.	exceeding a certain value.
	• Allow the unit to cool (set lower volume) and wait until “Temperature too
	high” disappears from the display.
The egg timer appears and the CD cannot be	• Disconnect the power supply from the unit for at least one minute then
ejected.	reconnect it. If this does not work, return the unit to the Service department.
The telephone is not being detected even	• Call up the initialization menu, select “Telephone ON” and select “12 V” for
though it has been connected to the radio.	Nokia hands-free units.
Unit not functioning / Not suitable for VW/Audi	The power supply connector pin assignment for VW and Audi is not the same.
vehicles	• Use the VDO Dayton MA1910 adapter for the connection.
Display still showing “INIT”. Will not function.	The unit is faulty.
	• Take it to the Service department.
Radio
Poor radio reception.	• Check if the antenna is completely extended and correctly connected.
	• Verify that the supply power negative pole (brown lead) is correctly
	connected to earth (vehicle chassis).
	If the unit is being installed in VW and Audi vehicles, you will need a power
	supply adapter for the antenna.
	• Use a suitable adapter (e.g. Votex).
The display shows the frequency instead of the	The unit is set to a station that does not transmit RDS signals or the
station name.	transmitter is too weak.
The required station cannot be set with	The required station is too weak.
automatic search.	• Set required station manually (manual tuning).
	• Check if the antenna is completely extended and correctly connected.
	“TA Scan” or “TMC Scan” has been activated
	The radio only tunes to stations with traffic news or TMC information.
	• You may need to deactivate the “TA Scan” or “TMC Scan” function.
	Tuner standard (tuner grid) wrongly set (EUR / USA).
	• Check the “Tuner Grid:” option in the “Radio” menu.
The display shows “Tune to next TA station”	“TA Scan” is switched on, the selected station, however, is too weak or does
and a warning tone sounds.	not transmit traffic announcements (TA).
	• Deactivate the “TA Scan” function or set another station.
No traffic announcements are being made	• Activate the “TA Scan” function in the “Information” menu.
(CD, CDC or MUTE).
CD player / CD changer
Distorted sound / skips during CD play.	Player cannot read CD. CD is damaged or soiled.
CD player does not work.	In cold weather conditions, condensation may occur on the laser.
	• Wait approximately 5 minutes until the condensation evaporates.
No sound during CD play.	Some CDs contain multimedia data which is not recognized by the unit.
	• Select the next track until music is heard.
Problems with new copy-protected audio CDs.	Some copy protection procedures are incompatible with accepted standards for
	audio CDs. This is not a fault on the unit.

57