Could it be an SX-PR900?
Picture here : http://cgi.ebay.com/WHITE-PIANO-Technics...0QQcmdZViewItem

Nice looking instrument

If it is a PR900 then the answer to to original question is No! - the operating system would not support a CD ROM and there would be no way to connect such a unit.

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Willum

After silence, that which comes nearest to expressing the inexpressible is Music.
Aldous Huxley