Roland SH-2

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Yamaha DX7

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Roland JP-8000

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Yamaha CS70M

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Roland M-480 Rackmount Mixer

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"The Roland M-480 is a 48 mono or 24 stereo, 6U, rack mount line mixer. 4 effects sends, 2 aux sends, 6 stereo/mono returns, monitor out, sub out, and 2 stereo master outs (1/4" and XLR.) According the sales brochure, it was developed with input from well known professional keyboard players and studio engineers.

You can see a pdf of the manual on the Roland website or at [link]"