Appendix; Troubleshooting - Yamaha GW33 Owner's Manual

TROUBLESHOOTING

PROBLEM
The instrument (guitar) sound
cannot be heard.
No sound is output, even when
Bypass is on.
Sound can only be heard when
Bypass is on.
The effect processing cannot be
heard.
The Pedal Switches cannot be
used to turn effect blocks on and
off.
Even when adjusting the param-
eter value, there is no change in
the sound.
Even though Distortion is off, the
sound is distorted.
36

APPENDIX

Even though the GW33 is exceptionally easy to use, it may occasionally not function as you
expect it to. Note that the problems covered here are not malfunctions of the GW33.
• Check that all connections have been properly made and that all levels have
been appropriately set (including the Foot Controller, if you are using one).
• Make sure that the Tuner is not active.
• Check the volume controls on your guitar and amplifier.
• Check all connections, including your guitar cord, amplifier cords and head-
phones.
• Is the Total Volume set to 0?
• Is the Foot Controller set to the minimum position?
• If the Compressor, Distortion and/or EQ/AMP blocks are on, are any of their
Level parameters set to 0?
• Check that effect blocks in the selected program are turned on.
• Make sure that Bypass is off.
• In the Play mode, press the B Pedal Switch twice quickly.
• Switching on and off of the MOD 1/2 and Delay/Reverb blocks is determined
by the On/Off parameter in those blocks.
• Make sure that the Edit mode is active.
• Check that the desired effect block is turned on.
• Check the output level of the guitar.
• Check that the Level parameter of Comp and EQ, and Total Level parameter
are set to an appropriate value.
POSSIBLE CAUSE AND SOLUTION