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  1. L

    HP7740 Printhead Cleaning

    Thanks - I will obtain a new cart and see what that does.
  2. L

    HP7740 Printhead Cleaning

    I have an HP 7740 inkjet printer that is about two years old. I use it rather infrequently and noted a problem in a picture that I tried to print this morning. One part of the photo was a bright red and the printed page showed this as a pale green. I then printed the diagnostic sheet that...
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