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Hello. I have an imagegraf ipf 700.  I have  run the head cleaning many times trying to solve. All colors will usually print fine after cleaning and maybe for one image afterwards, but then prints will be very dull u till I run the cleaner  again. I ...

Is there a power flush option on an imagegraph 700. Black printing is fine, but the colors are weak or non exsistent. Regular cleaning has not helped.  Thank you