Denon DN-C640 - Manual (Page 51)

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ENGLISH
6. TROUBLESHOOTING
Make sure of the followings before you consider as any malfunctions :
1. Are all the connections correct?
2. Are all system components being operated correctly in accordance with the operating instructions?
3. Are the speakers and amplifier/receiver functioning correctly?
If the Unit still does not function properly, check the symptom against the list below. If the symptom does not correspond to the
check list, please contact your dealer.
Problem Cause Remedy
Disc is not ejected. • Power operation switch is not turned
on.
• Turn the power operation switch on.
When a disc is loaded, “TOC Error” or
"No Disc" is displayed. • Disc is not properly loaded. • Reload the disc.
When a disc is loaded, “Disc Error” is
displayed.
• The disc is not properly recorded. • Turn the power off and on again to eject
the disc.
When the PLAY button is pressed,
playback does not start. • Disc is dirty or scratched. • Clean the disc.
There is no sound, or it is distorted. • Output cord is not properly connected.
• Amplifier adjustment is inappropriate. • Connect the output cord properly.
• Readjust the amplifier.
A specific section of the disc will not
play. • Disc is dirty or scratched. • Clean the disc.
Program play does not work. • Program play operation has been performed
improperly.
• Restart Program play.
Remote control is not working. • No batteries or flat batteries. • Ensure that batteries are correctly
inserted.
• Replace the batteries with a flesh set.
File does not play. • Decoding Error. • Check that the file you are trying to play
has a supported file extension and is a
format that the DN-C640 supports.
Network is not working. • Network type is wrong.
• Network settings are incorrect.
• Network cable is not plugged in. • Ensure that you have selected the
correct network type.
• Check your network settings.
• Check the network cable is correctly
plugged in on both the DN-C640 and
your network switch.