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Troubleshooting

Troubleshooting
If you think there is a problem with your G 50, first check
the information below for a possible solution. If that does
not solve the problem, contact the nearest Yamaha dealer
or the music store where you purchased the G 50.
The instrument (guitar) produces no sound.
• Is everything properly connected? (see page 6)
• Is the AC adaptor properly connected?
The synth produces no sound.
• Is the G1D VOL (Volume) properly adjusted?
• Is the tone generator or sound system’s volume
properly adjusted?
• Is the K: Volume setting set to 0? (see page 15)
Can not hear the guitar’s normal sound.
• Is the guitar’s volume properly adjusted?
• Is the guitar amp’s volume properly adjusted?
• Is the G1D’s normal guitar cable properly connected?
There is some noise in the sound.
• Is the G1D’s normal guitar cable properly connected?
Some strings sound yet others do not.
• Check the input gain for each string.(see page 9)
Playing softly does not produce any sound.
• Is the NOTE ON LEVEL setting too high or input
gain setting properly adjusted? (see pages 14, 9)
The sound is suddenly cut off.
• Is the NOTE OFF LEVEL setting too high? (see page
14)
The sound does not cut off.
• Is the Note Off Level setting too low? (see page 14)
• Is the Input Gain setting too high? (see page 9)
When you use a double choking technique, only one
choke is heard.
• Is the MIDI Channel set to the Single-channel Poly-
phonic Mode or Monophonic Mode? (see page 7)
The pitch is not stable when playing with a choke
technique.
• Adjust the G: Pitch Bend Range. (see page 15)
Can not select the Separate Mode.
• Use the 13-pin cable that is supplied with the G1D to
connect the guitar to the unit.
Can not select the Mono Synth Mode.
• Use the MONO SYNTH jack to connect the guitar to
the unit.
• Disconnect the cable from the guitar’s DIVIDED jack.
Can not assign the parameter in the A: Playing Style, Q:
Split, or T: Picking Position Control.
• These settings are invalid in the Monophonic mode.
(see pages 14, 16, 17, 7)
The tone generator’s settings have changed.
• When Type 2 or 3 in the Preset Program Type is
selected, the appropriate bulk data is transmitted
changing the tone generator’s settings accordingly.
(see page 8)
The foot pedal function does not work as expected.
• Adjust the settings for Y: Sustain/Hold Pedal. (see
page 18)
“MErr” appears on the display.
• There is an abnormality in the internal data. The data
was replaced by initializing the unit.
“SErr” appears on the display.
• There is an abnormality in the hardware. Switch the
POWER off and take the unit to your nearest Yamaha
Dealer or the music store where you purchased it for
further evaluation or repair.
“BuFL” appears on the display.
• The MIDI Buffer is full, and the receive buffer has
been cleared. Set a longer interval between transmitted
blocks on the transmitting device.
“BALo” appears on the display.
• The Back-up Battery’s power is low. Save all data to
an external MIDI device as soon as possible, and take
the unit to your nearest Yamaha Dealer or the music
store to have the back-up battery replaced.