User's Manual

EN
21
If you experience a problem with this unit, please check the fol-
lowing items before requesting service. If it still does not operate
correctly, contact the retailer where you purchased the unit.
General
The unit does not turn on.
e Check that the power cord is completely plugged into the
power outlet. If the outlet is switched, confirm that the switch
is in the ON position.
e Connect a different electrical device to the outlet to confirm
that it is supplying power.
e If the automatic power saving function has caused the unit to
enter standby, press the remote control STANDBY/ON button
to turn the unit on again.
No sound is output.
e Adjust the VOLUME knob. Turn it clockwise (right) to increase
the volume.
e Use the INPUT SELECTOR knob to select the input that is con-
nected to the source that you want to hear.
e Reconfirm the connections with other equipment.
There is a humming noise.
e If a connecting cable is near a power cord, fluorescent light or
similar cause of interference, increase the distance between
them as much as possible.
There is no sound from one side of the headphones.
e Confirm that the headphones plug is inserted completely.
Sound output suddenly stopped.
The level meter lights are blinking and no sound is output.
e Heat might have caused the protection circuit to activate.
Set the POWER switch to OFF once, and wait several minutes
before restarting the unit.
e The + and − speaker cables might have shorted. In this case,
turn the unit off and check the speaker cable connections.
Automatic power saving caused the unit to enter standby.
e Shift the POWER switch to OFF once and then turn the unit
back on.
Troubleshooting
Computer connection
Computer does not recognize this unit.
e See page 19 for information about supported computer
operating systems. Operation with unsupported operating
systems is not guaranteed.
Noise occurs.
e Starting other applications during playback of an audio file
may interrupt playback or cause noise. Do not start other
applications during playback.
When the unit is connected to a computer via a USB hub, for
example, noise might be heard. If this occurs, connect the
unit directly to the computer.
Audio files cannot be played back.
e Connect this unit to the computer, and set this unit’s input to
USB before launching audio playback software.
If you connect this unit to the computer or set its input to USB
after launching audio playback software, audio files might not
play back properly.
This unit uses a microprocessor, so noise and other external inter-
ference could cause it to stop functioning properly. If this occurs,
unplug the power cord, wait for a while, and then turn the unit on
again and restart operations.