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  1. Roland RS-640, M & Y print head does not fire

    I replace all print head data cables, replaced both fuses ,and installed NEW print heads(x2). Made shore that the power cord was removed from the printer and no power was running through the main board. now its giving me an error message " service call 0101"

  3. Roland RS-640, M & Y print head does not fire

    Yep i have removed the power cable and made shore that there is no power, and installed 2 new print heads and data print head cables (which runs from the print head to the carriage). still no luck :(

  4. Roland RS-640, M & Y print head does not fire

    I done a continuity test on the data cable that leads from the carriage to the main PCA board and seems to be fine, OK. I checked the PH data cables and they are all good.:banghead:

  5. Roland RS-640, M & Y print head does not fire

    hi:Welcome: This problem just occurred over night and when i came the next day to work the Magenta and Yellow print head (PH) doesn't fire at all. - replaced data PH cables, - replaced the PH(M & Y), Then i found out that it was the fuse (faulty) replaced it and still dont work, tested the...
  6.

    What's wrong? Pic attached

    well i agree its the dampers... you will find that there are fibers and small particles blocking the damper... causing the over spray on the nozzles. and which is caused by a manufacturing problem (bad batch of ink)
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