Troubleshooting; Options - Yamaha 140 Owner's Manual

Troubleshooting

Troubleshooting
Problem
This instrument does not turn on.
Noise from the speakers or headphones is
audible.
The overall volume is low, or no sound is
heard.
The damper pedal has no effect.

Options

BC-100 Bench
A comfortable bench styled to match your Yamaha digital piano.
UX16
USB-MIDI interface
HPE-150
Headphones
34 Owner's Manual
YDP-160/140
Possible Cause and Solution
This instrument has not been plugged in properly. (YDP-160) Securely insert the
female plug into the socket on this instrument, and the male plug into a proper AC out-
let (page 13).
(YDP-140) Securely insert the adaptor plug into the socket on this instrument, and the
adaptor plug into a proper AC outlet (page 13).
The noise may be due to interference caused by the use of a mobile phone in close
proximity to this instrument. Turn off the mobile phone, or move it further away from
this instrument.
• The Master Volume is set too low. Set it to an appropriate level using the [MASTER
VOLUME] control.
• Make sure a pair of headphones is not connected to the headphones jack.
• Make sure that Local Control (page 30) is ON.
The pedal cord may not be properly connected. Make sure to securely insert the pedal
cord into the [PEDAL] jack (page 37).