EN
31
If you experience a problem with the unit, please take a moment
to review the following information before requesting service. If it
still does not operate correctly, contact the retailer where you pur-
chased 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
If a stereo amplifier is connected to this unit, adjust its volume.
e
If you are using headphones connected to this unit, use the
VOLUME knob to adjust 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.
Clock sync
The CLOCK indicator does not stop blinking.
e
Set clock synchronization to OFF when not using it.
e
Synchronization with the clock signal being input might not
be possible. Check the connections of the clock sync connec-
tors and the settings of the connected device.
Troubleshooting
Connections with a computer
Computer does not recognize this unit.
e
This unit can be connected with computers running the fol-
lowing operating systems. Operation with other operating
systems is not guaranteed (As of October, 2015).
Mac OS
OS X Lion (10.7)
OS X Mountain Lion (10.8)
OS X Mavericks (10.9)
OS X Yosemite (10.10)
OS X El Capitan (10.11)
o
This unit can be used with the standard OS driver.
Windows
Windows 7 (32/64-bit)
Windows 8 (32/64-bit)
Windows 8.1 (32/64-bit)
Windows 10 (32/64-bit)
o
Requires installation of a dedicated driver (page 29).
Noise occurs.
e
Starting other applications during playback of a music 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 music playback software.
If you connect this unit to the computer or set its input to USB
after launching audio playback software, music files might not
play back properly.
Summary of Contents for NT-503DAB
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