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  1. Need Help Roland SP 540i not printing After replacing the head

    please help with this problem , when I give the test it doesn't print anything replaced the heads replaced the captops replaced head wires on the carriage the transistors are fine, the fuse is fine, 41 volts pass through , I will return the old print head which prints the same problem what...
  2. Need Help Roland SP-540i Service manual

    Hi , anyone who have roland SP-540i service manual? Thanks for help!
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