User's Manual

4
Troubleshooting
Problem Solution
The indicator or frequency display
does not light up when I install the
device in the car.
Reinsert the device to the cigarette lighter.
If the problem still exists, try to replace the
safety fuse.
I cannot play the music on the
removable disk.
● Reload the music files
● Reinsert the removable disk
The indicator lights up, but the
keys don’t function
Reinsert the device to the cigarette lighter.
The indicator lights up, but there is
no sound.
● Check whether the removable disk is
inserted well.
● Check whether the LINE-IN cable is
connected well.
● Check whether the music file is in a
supported format
● Adjust the volume
There is noise when I tune to a
station
Please switch to a station where there is no
signal interference.
When I use LINE-IN function, the
external audio player is playing,
but the device displays nothing
with no sound.
Adjust the volume on the external audio
player.
Notice
Operation voltage for the device is +12V. Too high or too low voltage could cause the
device damaged or failed.
For the sake of safety, please insert the USB flash disk before you plug the device into
the car cigar socket.
The device cannot guarantee compatibility with all USB flash disks from every
manufacturer.
Frequency of the car FM tuner should be the same as that of the device.
You’d better not pull out the USB flash disk during playback. Pause the playback first.
The progress may be slow when the USB flash disk stores too many audio files.
In order to extend the device life, please do not keep it in use for too long.
Safety Fuse Replacement
When the device cannot work properly, it may due to the safety fuse failure. Please replace the
safety fuse following these steps if necessary:
1. Remove the device from the cigarette lighter socket.