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About this Unit
Troubleshooting
What appears to be trouble is not always serious.
Check the following points before calling a service
center.
• For operations with the external components, refer
also to the instructions supplied with the adapters
used for the connections (as well as the instructions
supplied with the external components).
Ñ General
No sound comes out of the speakers.
• Adjust the volume to the optimum level.
• Check the cords and connections.
The unit does not work at all.
• Reset the unit. (P.2)
The remote controller does not work.
• Replace the battery.
Ñ USB
While playing a track, sound is sometimes
interrupted.
• The tracks are not properly copied into the USB
device. Copy the tracks again, and try again.
Ñ iPhone
No sound comes out of the speakers.
• Disconnect the iPhone, then connect it again.
• Select another source, then reselect "iPhone".
The iPhone does not turn on or does not work.
• Check the connecting cable and its connection.
• Update the firmware version of iPhone.
• Charge the battery of iPhone.
• Reset the iPhone.
Sound is distorted.
• Deactivate the equalizer either on this unit or the
iPhone.
A lot of noise is generated.
• Turn off (uncheck) "VoiceOver" on the iPhone. For
details, visit <https://www.apple.com>.
Ñ Radio
Automatic presetting does not work.
• Store stations manually. (P.7)
Static noise while listening to the radio.
• Connect the antenna firmly.
Ñ AV-IN
No picture appears on the screen.
• Turn on the video component if it is not on.
• Connect the video component correctly.
Ñ Bluetooth
Phone sound quality is poor.
• Reduce the distance between the unit and the
Bluetooth mobile phone.
• Move the car to a place where you can get a better
signal reception.
The sound is interrupted or skipped while using
a Bluetooth audio player.
• Reduce the distance between the unit and the
Bluetooth audio player.
• Turn off, then turn on the unit. (When the sound is
not yet restored) connect the player again.
The connected audio player cannot be
controlled.
• Check whether the connected audio player supports
AVRCP (Audio/Video Remote Control Profile).
The Bluetooth device does not detect the unit.
• Search from the Bluetooth device again.
• If you are connected to another Bluetooth device,
disconnect the Bluetooth connection.
The unit does not pair with the Bluetooth
device.
• Turn off, then turn on the Bluetooth device.
• Disconnect the Bluetooth device currently
connected and then register the new device. (P.13)
Ñ Remote control
KCA-RCDV340 (optional accessory) cannot
control the unit.
• Turn its operation mode switch to "DVD."
English |
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