Midi for a Yamaha S400

[David ilvedson]

List,

I have a customer with a recording studio and a Yamaha S400 
who is very interested in a midi setup.  We are looking for the 
least invasive setup that works and also someone in the Bay 
Area who could install it!

Thanks

David Ilvedson
David Ilvedson, RPT
Pacifica, CA
ilvey@jps.net