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NX404
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Owner’s Manual
English
Owner’s Manual
USB DEVICE
Problem Cause Measure
USB device cannot be inserted. The USB device has been
inserted with wrong direction.
Reversing the connection
direction of the USB device, try
it again.
The USB connector is broken. Replace with a new USB
device.
USB device is not recognized. The USB device is damaged. Disconnect the USB device
and reconnect. If the device
is still not recognized, try
replacing with a dierent USB
device.
Connectors are loose.
No sound heard with the
display “NO FILE” shown.
No MP3/WMA le is stored in
the USB device.
Store these les properly in the
USB device.
Sound skips or is noisy. MP3/WMA les are not
encoded properly.
Use MP3/WMA les encoded
properly.
The video image of iPod/
iPhone is disturbed.
The TV Signal setting of the
iPod/iPhone is not set correctly.
Set the TV Signal setting
(NTSC/PAL) of the iPod/iPhone
correctly.
Bluetooth
Problem Cause Measure
Cannot pair the Bluetooth
enable device with the car
audio system.
The device does not support
the proles required for the
system.
Use another device to connect.
The Bluetooth function of the
device is not enabled.
Refer to the user manual of the
device for how to enable the
function.
The audio quality is poor after
connection with a Bluetooth
enabled device.
The Bluetooth reception is
poor.
Move the device closer to the
car audio system or remove
any obstacle between the
device and the system.