Troubleshooting - Yamaha YPP-35 Owner's Manual

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МАІМТЕМАМСЕ
* Everyoncein a while, wipe the cabinet clean with a soft cloth slightly moistened with а diluted soap solution,
then wipe it with a dry cloth. Don't use chemically treated cloths or other chemicals like oil, solvents or
insecticides.
* Donotexpose the unit to direct sunlight, moisture or extremes in temperature. This includes not placing the
unit on top of amplifiers, receivers or other heat sources, especially those with temperatures higher than 60°С
(140°F).
* Place the unit on a firm, level, vibration-free surface. Do not put anything on top of it.
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* Keep the unit away from sources of strong magnetism, and from highly dusty ог humid areas.
* Using an unauthorized AC power adaptor may damage the unit.
* Donotremove the unit's cover, as this can cause electric shock. All repairs should be referred to YAMAHA
personnel.
YAMAHA IS NOT RESPONSIBLE FOR DAMAGE CAUSED BY IMPROPER USE.
TROUBLESHOOTING
Many "problems" can be solved quite easily. Before calling your YAMAHA dealer, please refer to the following
table.
PROBLEM POSSIBLE SOLUTION
Power does not come on. Load batteries correctly.
Replace batteries if dead.
If using an AC adaptor, make sure it is firmly
connected at both ends.
Volume is too low, sounds cannot be sustained
(held).
Replace batteries.
No sound. Remove headphones if plugged in.
Replace batteries if dead.
Reset keyboard to "Local Control On" if not in
this mode.
Distorted sound.
Song can't be recorded.
MIDI information is not being transmitted or
received.
Lower the volume.
Memory capacity has been exceeded. Clear the
other song memories.
Check MIDI channels of transmitting and receiv-
ing instruments.