Problem
When you insert a disc, the front
panel display indicates "CD No
Disc" or "CD Unknown."
USB device playback
Problem
MP3/WMA file in the USB device
does not play.
When you connect a USB device,
the front panel display indicates
"USB OverCurrent," and then
the front panel display goes
blank.
Bluetooth
Problem
Cannot make this unit paired
with the other component.
Can't establish a Bluetooth
connection.
No sound is produced or the
sound is interrupted during
playback.
Cause
The disc loaded into the unit may not be
compatible.
The disc may be dirty, or a foreign object may
have adhered to it.
The disc does not contain playable files.
The disc was inserted upside down.
Cause
The USB device is not recognized.
The USB device does not contain playable files.
An incompatible USB device was connected to
the unit. Alternatively, the USB device is not
connect firmly to the unit.
Cause
The other component does not support A2DP.
A Bluetooth adaptor, etc. that you want to pair
with this unit has a password other than "0000".
This unit and the other component are too far
apart.
There is a device (microwave oven, wireless
LAN, etc.) outputs signals in the 2.4 GHz
frequency band nearby.
In the option menu, BLUETOOTH is set to
OFF.
This unit is not registered on the other
component's Bluetooth connection list.
In the option menu, BLUETOOTH is set to
OFF.
The Bluetooth connection of this unit with the
other component is disconnected.
This unit and the other component are too far
apart.
There is a device (microwave oven, wireless
LAN, etc.) outputs signals in the 2.4 GHz
frequency band nearby.
The other component's Bluetooth function is off.
The other component is not set to send Bluetooth
audio signals to this unit.
The pairing setting of the other component is not
set to this unit.
The other component's volume is set to the
minimum.
Solution
Use a disc supported by the unit (+ P. 21).
Wipe the disc clean. Alternatively, remove any foreign
object that has adhered to the disc (+ P. 21).
Use a disc contains playable files (+ P. 21).
Insert the disc with the label facing upward.
Solution
Turn the unit off and reconnect the USB device to the unit.
If the solutions above do not resolve the problem, the USB
device is not playable on the unit (+ P. 21).
Use a USB device contains playable files (+ P. 21).
Turn the unit off and reconnect the USB device to the unit.
If it does not resolve the problem, the USB device is not
playable on the unit (+ P. 21).
Solution
Perform pairing operations with a component which
supports A2DP.
Use a Bluetooth adaptor, etc. whose password is "0000".
Move the other component closer to this unit.
Move this unit away from the device that is emitting radio-
frequency signals.
In the option menu, set BLUETOOTH to ON (+ P. 14).
Perform pairing operations again (+ P. 9).
In the option menu, set BLUETOOTH to ON (+ P. 14).
Perform Bluetooth connection operations again (+ P. 10).
Move the other component closer to this unit.
Move this unit away from the device that is emitting radio-
frequency signals.
Turn on the Bluetooth function of the other component.
Check that the Bluetooth function of the other component
is set properly.
Set the pairing setting of the other component to this unit.
Increase the volume level.
TROUBLESHOOTING
19
En