Yamaha VL-1 Feature Reference - Troubleshooting

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Feature Reference

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Appendix

Troubleshooting

The VL1 is a very versatile instrument with many features and functions that affect

operation. In many cases, what appears to be a fault with the VL1 can actually be traced

to an improperly set parameter or, at the most fundamental level, to something as simple

as a bad connection.

Here’s how to determine if the problem is internal (e.g. parameter settings) or

external (e.g. connections, amplifier, etc.):

● Listen Via Headphones. Plug a pair of headphones into the VL1 and play.

If the headphone sound is OK, then the problem is most likely in the

amplifier or mixer you are using, or the audio connection cables.

● Try moving all controllers — modulation wheels, foot controlers, etc. In

some cases extreme controller settings can cause unexpected sound ir

pitch … or even no sound at all.

● Try selecting diferent voices. If the problem occurs only on one voice then

the voice parameters are most likely at fault. If the problem occurs on all

voices then a utility parameter should be suspected.

The following are some common problems and probable causes: