Operation Manual

CONDITION POSSIBLE CAUSES POSSIBLE SOLUTIONS

No USB audio. • NAD USB Audio is not installed in your PC. • Download NAD USB Audio driver from NAD

website and install to your PC.

• 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.

Remote control’s [VOL 5/6] no function. • “Volume Setup” is set to “Fixed”. • Set “Volume Setup” to “Variable.

Remote control’s [MUTE] no function.

Cannot power ON the C 510. • 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 [DIM] button until desired brightness

level.

No display. • C 510 is in standby mode. • Press Standby button to switch the C 510

from standby mode to operating mode.

• Display brightness level is set to o via the

remote control's [DIM] button.

• Toggle remote control's [DIM] button to

illuminate the display through various

brightness levels.

C 510 does not respond to remote control

commands.

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

• Infrared receiver (IR) window of C 510 or

IR transmitter of the remote control is

obstructed.

• Check IR windows and ensure clear line-of-

sight from remote to C 510.

• C 510 front panel is in very bright sunlight or

ambient light.

• Reduce sunlight/room lighting.

RESTORING C 510 TO ITS FACTORY DEFAULT SETTINGS

1 Press and hold front panel [S] button.

2 Set to ON the rear panel POWER switch while still holding on to [S] button.

3 VFD illuminates. Release [S] button. VFD will show

SETUP VFD TEST

V1.xx RESET

“VFD TEST” is ashing. V1.xx stands for the software version.

4 Within 3 seconds, press front panel Standby button and “RESET” will now ash.

5 C 510 will go to reset mode with the VFD showing “Factory Reset..”.

The C 510 is now reset and will automatically shut down.

REFERENCE

TROUBLESHOOTING

ENGLISHFRANÇAISESPAÑOLITALIANODEUTSCHNEDERLANDSSVENSKAРУССКИЙ