Yamaha DX21 - CIRCUIT BOARDS

■ CIRCUIT BOARDS
• DM Circuit Board (NA8 I 4720)
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• AD Circuit Board /U.S. model.NA8 I 4340
Canadian model.NA8 I 4360
Qeneral model. NA8 I 4350
West Germany & Australian models
. NA 8 1 4 810
DX21