HP Office Jet Pro 9020 Cyan supply system error installed new cartridge same problem

[PrinterRecycler]

Had a supply system error on the cyan cartridge cleaned all the contacts on the print head and carriage no change

installed new OEM cyan and same results

[sandytechy20]

@PrinterRecycler

Welcome to the HP support community.

Perform a power reset

1. Turn on the printer, if it is not already on.
2. Wait until the printer is idle and silent before you continue.
3. With the printer turned on, disconnect the power cord from the rear of the printer.
4. Wait at least 30 seconds.
5. Plug back the power cable straight to a wall outlet and printer without any surge protector.
6. Turn on the printer.

Update the printer firmware

Here are the steps:- Click here

Reseat the printhead up to three times

To clear the error message, you might need to reseat the printhead up to three times.

1. Open the door to access to the ink cartridges.

2. Wait until the carriage stops moving before you continue.

3. Unplug the power cord from the rear of the printer.

      WARNING: 

   You must disconnect the power cord before reaching inside the printer.

4. Lift the carriage latch, slightly lift the printhead, lower the printhead back into the carriage, wiggle the printhead left and right, and then lower the carriage latch to lock the printhead into place.

   

5. Close the ink cartridge access door.

6. Reconnect the power cord to the rear of the printer, and then check the control panel for the error message.

7. Sometimes error messages persist after inserting the printhead. If the error message persists, repeat the steps to reseat the printhead up to three times.

Refer to this HP document for more assistance:- Click here

Let me know how it goes.

To thank me for my efforts to help you, please mark my post as an accepted solution so that it benefits several others.

Cheers.