SUPPLY SYSTEM PROBLEM

[loafing]

I initially had a color printer issue where it looked like there was some blockage so I cleaned the heads with cleaning solution and then let it dry and put everything back.  Now I'm getting this supply system error.

[Garp_senchau]

@loafing, Welcome to HP Support Community,

Thank you for posting your query; I’m here to help by guiding you through steps to resolve this issue

Restart the Printer

1. Turn off the printer.
2. Unplug the power cord from the back of the printer.
3. Press and hold the power button for 30 seconds.
4. Wait for 60 seconds and connect the power cord back in.
5. Turn on the printer.

Run HP Smart:

• Download and run the HP Smart. Follow the prompts to diagnose and fix common printing issues.
• Refer: Use Diagnose & Fix in HP Smart to repair common printing issues (Windows, macOS) | HP® Support

Update Printer Firmware (Update the firmware on an HP printer | HP® Support)

• Go to the HP Customer Support - Software and Driver Downloads page. Enter your printer model number and search for the latest firmware update. Follow the instructions to download and install the firmware update.

Also, I suggest you refer to this guide for further troubleshooting steps: HP Printers - An 'Ink System Failure,' 'System Supply Problem' or 'Supply System Problem' Error Disp...

I hope this helps.

Please feel free to reply here if you have any questions or if you need further clarification on any of the steps. 

Take care and have a good day. 

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Regards,