Troubleshooting - Yamaha Piaggero NP-32 Owner's Manual

Troubleshooting

Problem
When the instrument is turned on or off, a
popping sound is temporarily produced.
The instrument does not turn on.
Power suddenly and unexpectedly turns off. This is normal and the Auto Power Off function may
When the instrument is turned on, the power
turns off suddenly and unexpectedly.
Noise is heard from the instrument's
speakers or headphones.
The overall volume is low, or no sound is
heard.
The sound is distorted.
The pitch and/or tone of the piano Voices in
certain ranges do not sound right.
The sustain pedal has no effect.
The footswitch/foot pedal seems to produce
the opposite effect.
Noise is heard from the instrument's
speakers or headphones when using the
instrument with the application on iPhone/
iPad/iPod touch.
22 NP-32/NP-12 Owner's Manual
Cause
This is normal and indicates that the instrument is
receiving electrical power.
The plugs are not properly connected.
The batteries are low or dead.
have been activated (page 21).
If an AC adaptor other than the one specified is used,
the power may be turned off suddenly and
unexpectedly.
The noise may be due to interference caused by the
use of a mobile phone in close proximity to the
instrument.
The batteries are low or dead.
The volume is set too low.
A pair of headphones or conversion adaptor is
connected to [PHONES/OUTPUT].
Local Control is off.
The batteries are low or dead.
You are using manganese batteries.
This is normal and is a result of sampling algorithms.
The pedal cable/plug may not be properly connected. Make sure to securely insert the pedal plug into [SUSTAIN] (page 11).
The polarity is reversed because the footswitch/foot
pedal was pressed when the power was turned on.
—
Solution
—
Securely connect the AC adaptor to the DC IN jack on the instrument and
to the AC outlet (page 12).
Use either new batteries or recharged Ni-MH batteries, or use the
included AC adaptor (page 12).
—
—
Turn off the mobile phone, or use it further away from the instrument.
Use either new batteries or recharged Ni-MH batteries, or use the
included AC adaptor (page 12).
Turn up the volume (page 10).
Disconnect the pair of headphones or conversion adaptor (page 11).
Turn Local Control on (see the Online Manual "MIDI Reference").
Use either new batteries or recharged Ni-MH batteries, or use the
included AC adaptor (page 12).
Turn down the volume, or use either new batteries or recharged Ni-MH
batteries, or use the included AC adaptor (page 12).
—
Turn the power off and turn it on again to reset the function (page 11).
When you use the instrument along with the application on your iPhone/
iPad/iPod touch, we recommend that you set "Airplane Mode" to "ON" on
your device.