If your HP OfficeJet Pro 8720 printer stops printing
and the printer control panel displays a Paper Jam error message,
follow these steps to fix the jam and clear the error message.
Remove any paper or debris from the printer's paper path.
On the printer control panel,
press OK to attempt to clear the jam automatically.
If the error persists, continue to the next step.
From the rear of the printer,
disconnect the power cord and any other cables.
You must power off the printer
and disconnect it from the power source
to avoid injury or damaging the printer.
Unplug the other end of the power cord from its power source.
Slide out the input tray,
and remove all loose and jammed paper.
Check inside the input tray area with a flashlight
and remove any paper found.
Lift the ink cartridge access door up and push it back.
If the carriage is not docked on the right side and moves,
slide it back and forth along the full width of the carriage path,
removing any obstructions.
Check the far sides of the carriage path with a flashlight
and remove any paper found.
Close the ink cartridge access door.
Above the input tray area,
pull the handle to open the duplex door,
and then press down the inner door.
Check the duplexing area with a flashlight,
and remove any jams found.
Lift and close the inner door,
and then lift the duplex door up
and back to snap it into place.
On the rear of the printer,
squeeze the two tabs on the rear access door,
and then lower it.
Remove any jammed paper found.
Squeeze the two tabs on the paper path cover
and remove it from the printer.
Remove any paper found using two hands, if possible.
Squeezing the two tabs,
insert the paper path cover back into the printer.
Close the rear access door.
Connect the plug end of the power cord directly into a wall outlet.
Reconnect the other end of the power cord
and any other cables to the printer.
The printer powers on automatically.
If it does not, press the Power button.
Load paper and reinsert the input tray.
Try to print your document again.
If the error persists,
continue to the next step.
Dust and debris on the paper feed rollers
can cause paper jams and paper feed issues.
Cleaning the rollers might resolve paper jams.
Gather the following cleaning materials:
A lint-free cloth
and distilled or bottled water.
Power off the printer.
From the rear, disconnect the power cord and any other cables.
You must power off the printer
and disconnect it from the power source
to avoid injury or damaging the printer.
Lift the ink cartridge access door up and push it back.
Dampen a lint-free cloth with water
and squeeze to remove any excess.
Clean the rollers one at a time
by firmly pressing the dampened cloth against them.
Close the ink cartridge access door.
On the rear of the printer,
squeeze the two tabs on the rear access door,
and then lower it.
Squeeze the two tabs on the paper path cover
and remove it from the printer.
Clean the paper path cover rollers
by pressing the damp cloth firmly against each roller,
rotating them upwards to clean the entire roller.
Allow the rollers to dry completely for 10 minutes.
Squeezing the two tabs,
insert the paper path cover back into the printer.
Close the rear access door.
Reconnect the other end of the power cord and any other cables to the printer.
Power on the printer.
Try to print your document again.
If the error persists, continue to the next step.
If you have completed all the steps and are still experiencing issues,
the printer might need to be serviced.
Your options for service might vary
depending on how long you have owned the printer
and what country you live in.
Contact HP to find out the support options for your printer.