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12
TROUBLESHOOTING
If you suspect something is wrong, immediately switch power o. Do not use the
unit in abnormal condition, for example without sound, or with smoke or foul
smell, can cause re or electric shock. Immediately stop using it and call the store
where you purchased it. Never try to repair the unit by yourself because it is
dangerous to do so.
General
1. Vehicle’s engine switch is not on.
• Turn your Vehicle’s key to ACC or ON.
2. Cable is not correctly connected.
• Check the connection.
3. Fuse is burnt.
• Replace fuse.
4. Volume is in mute or minimum.
• Check volume or mute on/o, adjust volume to a desired level.
5. Sound skips.
• The installation angle is more than 30°. Adjust the installation angle less than 30°.
6. The operation keys do not work.
• The built-in micro-computer is not operating properly due to noise. Press the
RESET button to restore the program to zero.
Radio
1. Much noise in broadcasts.
• Station or signal is too weak. Select other stations of stronger signal level.
2. The antenna cable is not connected.
• Insert the antenna cable rmly into the antenna socket of this receiver.
3. Preset station is reset.
• Battery cable is not correctly connected. Connect the battery cable to the
terminal that is always live.
USB/SD
USB or SD card is connecting but no sound
• USB or SD card connection is not good. Take it out and insert again.
• USB or SD card is damaged or no music le inside. Change to another USB or SD
card, or record music inside it.
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