NORAUTO NS-202 BT, Руководство пользователя, Страница: 103 / 105

101
TROUBLESHOOTING
If you suspect something is wrong, immediately switch power off. Immediately stop using it and
call the store where you purchased it. Never try to repair the unit yourself because it is dangerous
to do so.
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
function off.
The unit or screen does
not function normally.
The unit system is unstable. Press the RESET button.
TUNER mode
U n a b l e t o r e c e i v e
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 it the other way around.
The USB device cannot
be read.
NTFS format is not supported.
Check that the USB file system is in
FAT or FAT32 format. Due to different
formats, some models of USB storage
devices or MP3 players may not be
read.