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error HP

Error Code E6

The printer is in an error state. A general printer error has occurred.

? What Causes This

Various printer hardware or firmware issues.

How to Fix It

  1. Turn off the printer.
  2. Unplug the power cord.
  3. Wait a minute, and then plug the power cord back in.
  4. Turn on the printer. If the problem persists, contact HP.

Source: page 15 of the official manual

From the manual

Manual page 15 — HP error E6

This error code appears in:

HP Smart Tank 6000 Printer