How to solve: Ink System Failure. There is a problem with the printer or ink system. Turn printer off, then on. If problem persists, contact HP.


This problem is very common for HP Officejet Pro 8600, 8610, 8620, 8630, 8640, and 8660 e-All-in-One Printer Series.  If you are using HP's original cartridge, you can follow HP's on-screen instruction to solve the problem or call HP.  However, if you are using a refilled cartridge or ink system, follow instructions below to unlock your printer and keep printing.  Click here for the instruction.


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