Operation Manual

CONDITION POSSIBLE CAUSES POSSIBLE SOLUTIONS

No “Computer” audio. • Sound or Audio device setting of your PC or Mac

is not set to “NAD USB Audio”.

• Set your PC or Mac Audio or Sound device

setting to “NAD USB Audio”.

• No music les being played back from your PC

or Mac.

• Playback a music le from your computer.

Cannot power ON the C 390DD. • Rear panel POWER switched o. • Set to “ON” the rear panel POWER switch and

then press front panel Standby button.

VFD is dim. • Low brightness level of VFD is selected. • Toggle [DIMMER] button until desired

brightness level.

VFD show “No les found” even if a

USB device with les is connected.

• There are no applicable MP3/WMA/FLAC les

available in the USB device.

• Load MP3/WMA/FLAC les in the USB device for

playback.

C 390DD does not respond to remote

control commands.

• Batteries are at or incorrectly inserted. • Check batteries.

• Infrared receiver (IR) window of C 390DD or IR

transmitter of the remote control is obstructed.

• Check IR windows and ensure clear line-of-sight

from remote to C 390DD.

• C 390DD front panel is in very bright sunlight or

ambient light.

• Reduce sunlight/room lighting.

• IR Channel setting of C 390DD is dierent with

the IR Channel setting of the remote control.

• Ensure that both C 390DD and the remote

control are set to the IR Channel setting.

RESTORING C 390DD TO ITS FACTORY DEFAULT SETTINGS

Press and hold together front panel buttons [a SOURCE] and [SOURCE s] until the VFD shows “Factory Reset”. The C 390DD is now restored to its factory

default settings.

REFERENCE

TROUBLESHOOTING

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