Thanks to Jason and Toby for your answers. Shame I can only see some of them in 'Topic overview'... what's with this forum at the moment?

I've worked it out. On the 'Receive SW' page, the Vol/Exp switch was turned OFF for these parts!

Thanks for the reply... The only preset I can find that displays this behaviour is 'Early 80s DiscoPop'. Control sliders 1 and 4 control the volume ...

Thanks for the reply... The only preset I can find that displays this behaviour is 'Early 80s DiscoPop'. Control sliders 1 and 4 control the volume ...

Thanks for the reply... On my MODX on 'FM Toy Piano', control slider 1 is set to Part1 volume, and the others to Part2, 3 and 4 volume (even though ...

Thanks for the reply... On my MODX on 'FM Toy Piano', control slider 1 is set to Part1 volume, and the others to Part2, 3 and 4 volume (even though ...

Yes. You can get a programmable Foot Switch -- one that has multiple switches that can be programmed to send the specific CC numbers you need to chang...

Then you have a completely wrong impression... The following from a previous post will give you an idea of what Yamaha was thinking about GM in the sy...

First, I do think the access to the GM material is a bit wonky. It would have been more straight-forward to add a GM bank so [CATEGORY SEARCH] could l...

Thanks to Graham and Andrew... I now have my 'single' performance!