
OK
L
R
L
R
L
R
Do not connect the speaker leads of the power cord to the car battery;
otherwise,the unit wil be seriously damaged.
Before oconnecting the speak leads of the power cord to the speakers,
check the speaker wiring in your car.
TROUBLE SHOOTING
Remedy
Not work
Fuse blown
Replace the fuse: small 10A(Red)
Not responding
System problem
Reset the unit
Loose panel contact
Take out the panel and reinstall
No bass
Subwoofer setting level
is too small
Enter AUDIO to set SVOL
Can't turn on voice
Bluetooth is not connected
Phone does not support voice
Connect Bluetooth
N.A
Not playing
Incorrect device format
Unsupported audio file
Reformat
Replace supported audio files
Device error
Replacement device
Radio reception is poor
Poor contact of radio antenna
Poor signal at location
Reconnect the radio antenna
Change to other positions
SPEAKER CONNECTION
Remote control is invalid
Remote control battery is low
Replace CR2025 battery
Bluetooth call is poor
Microphone is too far away
Speak into the microphone
20 EN
Summary of Contents for NQ523BD
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