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Troubleshooting

The following checklist can help you solve the problems which you may encounter when using the unit. 

Before consulting it, check the connections and follow the instructions in the user manual.

Problem

Possible cause

Solution

General

The unit will not switch on.

Car ignition is not on.

Cable is not properly connected.

Fuse is burnt.

Turn your car key in the ignition.

Check cable connection.

Replace fuse with a new fuse of the same 

capacity.

No sound

Volume is set at minimum or the 

mute function is on.

Check the volume or switch the mute 

The unit or screen does not 

function normally.

 The unit system is unstable.

Press the RESET button.

TUNER mode

Unable to receive stations. The antenna is not connected 

properly.

Connect the antenna properly.

Poor quality reception of 

radio station.

The antenna is not fully extended 

or it is broken.

Fully extend the antenna and if broken, 

replace it with a new one.

Preset stations are lost.

The battery cable is not properly 

connected.

Connect the permanent live on the unit 

to the permanent live on the vehicle. 

USB mode

Unable to insert USB device. The USB device has been 

inserted the wrong way round.

Insert USB the other way around.

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