Roland XJ-740/640/540 SERVO BOARD 6700731000 (Disassembled parts). Suitable :Roland XC-540 XJ-740 SJ-1045EX SJ-545EX XJ-540SJ-645EX SJ-745EX SJ-740 SJ-640 SJ-540 FJ-540 serial Printer. Printhead: Roland dx4 printhead.
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