Yamaha CRX-N470 CRX-N470/N470D Owners Manual - Page 49

Disc, USB devices

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Troubleshooting Problem No sound is produced, or the sound is interrupted during playback. Cause The volume of the Bluetooth device is set too low. The Bluetooth device is not set to send Bluetooth audio signals to the unit. The Bluetooth connection of the unit with the device has terminated. There is a device (microwave oven, wireless LAN, etc.) that outputs signals in the 2.4 GHz frequency band nearby. This unit and the Bluetooth device are too far apart. The Bluetooth function of the device is turned off. The Bluetooth device is not set to send Bluetooth audio signals to this unit. Solution Turn up the volume of the Bluetooth device. Switch the output of Bluetooth audio signals of the Bluetooth device to the unit. Perform Bluetooth connection operations again (& P.25). Move this unit away from the device that is emitting radio-frequency signals. Move the Bluetooth device to within 10 m (33 ft) of the unit. Turn on the Bluetooth function of the device. Check that the Bluetooth function of the Bluetooth device is set properly. Disc Problem Playback does not start after a disc is inserted. Some button operations do not work. Playback does not start (or stops immediately) after pressing on the unit or on the remote control. Cause The disc inserted in the unit may not be supported. The disc may be dirty. The disc inserted in the unit may not be supported. If the unit was moved from a cold to warm place, condensation may have formed on the disc reading lens. Solution Use a disc supported by the unit (& P.52). Wipe the disc clean (& P.52). Use a disc supported by the unit (& P.52). Wait for an hour or two until the unit adjusts to the room temperature, and try again. USB devices Problem Cause The unit does not detect the USB device. Folders and files in the USB device cannot be viewed. The USB device is not connected to the USB jack securely. A USB device in a format other than FAT16/32 format is used. The data in the USB device is protected by encryption. Solution Turn off the unit, reconnect your USB device, and turn the unit on again (& P.24). Use a USB device with FAT16 or FAT32 format. Use a USB device without an encryption function. 49 En

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Troubleshooting
49
En
Disc
USB devices
No sound is produced, or the sound is
interrupted during playback.
The volume of the
Bluetooth
device is set too low.
Turn up the volume of the
Bluetooth
device.
The
Bluetooth
device is not set to send
Bluetooth
audio signals to the unit.
Switch the output of
Bluetooth
audio signals of the
Bluetooth
device to the
unit.
The
Bluetooth
connection of the unit with the device has terminated.
Perform
Bluetooth
connection operations again (
&
P.25).
There is a device (microwave oven, wireless LAN, etc.) that outputs signals
in the 2.4 GHz frequency band nearby.
Move this unit away from the device that is emitting radio-frequency
signals.
This unit and the
Bluetooth
device are too far apart.
Move the
Bluetooth
device to within 10 m (33 ft) of the unit.
The
Bluetooth
function of the device is turned off.
Turn on the
Bluetooth
function of the device.
The
Bluetooth
device is not set to send
Bluetooth
audio signals to this unit.
Check that the
Bluetooth
function of the
Bluetooth
device is set properly.
Problem
Cause
Solution
Problem
Cause
Solution
Playback does not start after a disc is
inserted.
Some button operations do not work.
The disc inserted in the unit may not be supported.
Use a disc supported by the unit (
&
P.52).
Playback does not start (or stops
immediately) after pressing
on
the unit or
on the remote control.
The disc may be dirty.
Wipe the disc clean (
&
P.52).
The disc inserted in the unit may not be supported.
Use a disc supported by the unit (
&
P.52).
If the unit was moved from a cold to warm place, condensation may have
formed on the disc reading lens.
Wait for an hour or two until the unit adjusts to the room temperature, and
try again.
Problem
Cause
Solution
The unit does not detect the USB device.
The USB device is not connected to the USB jack securely.
Turn off the unit, reconnect your USB device, and turn the unit on again
(
&
P.24).
A USB device in a format other than FAT16/32 format is used.
Use a USB device with FAT16 or FAT32 format.
Folders and files in the USB device cannot
be viewed.
The data in the USB device is protected by encryption.
Use a USB device without an encryption function.