For more information, see:

“Clear paper jams” on page 171

Cause: The print head assembly is blocked.

Solution: Turn the HP All-in-One off and open the ink cartridge door. Remove any objects that are blocking the print head assembly (including any packing materials), and then turn the HP All-in-One on again.

Paper mismatch

Cause: The print setting for the print job does not match the paper type or size loaded in the HP All-in-One.

Solution: Change the print setting or load the appropriate paper in the input tray. For more information, see:

“Change the print settings for the current job” on page 84 “Information on paper” on page 171

Wrong paper width

Cause: The print setting chosen for the print job does not match the paper loaded in the HP All-in-One.

Solution: Change the print setting or load the appropriate paper in the input tray. For more information, see:

“Information on paper” on page 171

“Change the print settings for the current job” on page 84

“Load paper” on page 76

Power and connection messages

The following is a list of power- and connection-related error messages:

•Communication test failed

•HP All-in-One not found

•Improper shutdown

•Two-way communication lost

Communication test failed

Cause: The HP All-in-One is turned off.

Solution: Look at the display on the HP All-in-One. If the display is blank and the On button is not lit, the HP All-in-One is turned off. Make sure the power cord is firmly connected to the HP All-in-One and plugged into a power outlet. Press the On button to turn on the HP All-in-One.

Errors 269

Troubleshooting