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I have the above deskjet printer. I have just installed a colour and black ink cartridges (78 & 15). The RED light is flashing, and I cannot get it to print.
Can you advise what I can do to solve the problem ?
Thanks for taking an interest in the HP Support Forums! After reading your post I see that red light is flashing on your HP Deskjet 940c printer. I would like to help you out with this issue today.
Click here and follow the steps mentioned in the document to fix this issue.
Let me know how it goes.
Sandytechy20 I am an HP Employee
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