23
En
TROUBLESHOOTING
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USB device playback
Problem
Cause
Solution
MP3/WMA file on the USB device does
not play.
The USB device is not recognized.
Set the system to standby mode and disconnect the
USB device. Then, turn the system on and
reconnect the USB device.
Connect an AC adapter if supplied with the device.
If the solutions above do not resolve the problem,
the USB device is not playable on the unit.
The USB indicator flashes twice, and
repeated 3 times, after connecting a USB
device.
An incompatible USB device is connected to the
unit.
Set the system to standby mode and reconnect the
USB device to the unit. If it does not resolve the
problem, the USB device is not playable on the
unit.
The USB device does not contain playable files.
Use a USB device contains playable files
(
☞
P. 25, 26).
“Err” is displayed in the front panel
display after connecting a USB device.
An incompatible USB device is connected to the
unit.
Set the system to standby mode and reconnect the
USB device to the unit. If it does not resolve the
problem, the USB device is not playable on the
unit.
An overcurrent is detected.
Bluetooth
Problem
Cause
Solution
Cannot make this unit paired with the
connecting device.
The unit is already connected with another device.
Disconnect the already connected
Bluetooth
device.
The connecting device does not support A2DP.
Perform pairing operations with a device which
supports A2DP.
A
Bluetooth
adaptor, etc. that you want to pair with
this unit has a password other than “0000”.
Use a
Bluetooth
adaptor, etc. whose password is
“0000”.
This unit and the connecting device are too far
apart.
Move the connecting device closer to this unit.
There is a device (microwave oven, wireless LAN,
etc.) outputs signals in the 2.4 GHz frequency band
nearby.
Move this unit away from the device that is
emitting radio-frequency signals.
Cannot establish a
Bluetooth
connection.
This unit is not registered on the connecting
device’s
Bluetooth
connection list.
Perform pairing operations again (
☞
P. 10).
Another
Bluetooth
device is already connected.
Terminate the current
Bluetooth
connection.
The
Bluetooth
function of the device is turned off.
Turn on the
Bluetooth
function of the device.
The pairing information has been deleted.
Perform pairing again (
☞
P. 10).
This unit can be paired with up to eight connecting
devices. When pairing with the ninth device has
succeeded, pairing data for the device with the
oldest connection date will be deleted.
On iPhone, iPad, or iPod touch, delete the pairing
history with this unit and perform pairing again.
No sound is produced or the sound is
interrupted during playback.
The
Bluetooth
connection of this unit with the
connecting device is disconnected.
Perform
Bluetooth
connection operations again
(
☞
P. 12).
This unit and the connecting device are too far
apart.
Move the connecting device closer to this unit.
There is a device (microwave oven, wireless LAN,
etc.) outputs signals in the 2.4 GHz frequency band
nearby.
Move this unit away from the device that is
emitting radio-frequency signals.
The connecting device’s
Bluetooth
function is off.
Turn on the
Bluetooth
function of the connecting
device.
The connecting device is not set to send
Bluetooth
audio signals to this unit.
Check that the
Bluetooth
function of the
connecting device is set properly.
The pairing setting of the connecting device is not
set to this unit.
Set the pairing setting of the connecting device to
this unit.
The connecting device’s volume is too low.
Increase the volume level.