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Recent content by sitaelectronics

  1. ROLAND SP300V NOT SHOOTING INK

    Yes we do soldering at store regular bases ok I will try remiving fuse and. Check today transistors are good giving same ohms on all . Thx
  2. ROLAND SP300V NOT SHOOTING INK

    I checked fuses when its solder to m brd. So I am being advised to remove from brd and check. As Terry asked I will post few pictures with all results let see how it goes thx for all of ur supports.
  3. ROLAND SP300V NOT SHOOTING INK

    All checked fuses are fine we are electronics repair shops very confusing this is
  4. ROLAND SP300V NOT SHOOTING INK

    Ohh boy I did not know just passing cleaning fluid can damage heads ok thx for ur advise will order heads I think
  5. ROLAND SP300V NOT SHOOTING INK

    Previous state : printer was working fine only few nozzles print were missing. Current.chnaged damper, cap cleand all tubes suck inks in damper with syringe pump is working fine. Problem flushed print heads all nozzles open now and accidently when I shot once carriage board with screw...
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