User Manual

28
4
Chapter
Troubleshooting
If you are having difficulty operating this product, see if any of the symptoms listed below apply
to your problem and follow the recommended remedy.
Power
Symptom Remedy
This product does not turn on. Make sure that the main switch on the power supply unit is
turned on.
Make sure that the AC power cable is securely connected
to a suitable AC wall outlet.
If this product still cannot be turned on, disconnect it from
the AC wall outlet, and consult your Yamaha piano dealer.
Switch Box
Symptom Remedy
The switch box does not appear to work correctly. Turn off the switch box, wait 5 seconds, then turn it back on.
If the problem continues, consult your Yamaha piano
dealer.
The switch box becomes hot. The chassis of the switch box may become hot depending
on usage conditions.
Playback
Symptom Remedy
This product does not read a song file. Make sure that the name of the SMF song has the
extension of “.mid” and the audio song has “.wav” or “.mp3.”
Some notes drop out during playback. When a piano song is played back at a low volume,
complex note trills and faint pianissimo passages
sometimes drop out. In such cases, increase this product
volume level.