smart tank 7305 print head icon flashing

[Natalie132]

How do i fix a print head error on a smart tank 7305?

[Max3Aj]

Hi @Natalie132, Welcome to HP Support Community. 

Thank you for posting your query, I will be glad to help you. 

A printhead error on the HP Smart Tank 7305 All-in-One printer can be caused by various factors, such as improper installation, clogged nozzles, or faulty printheads. Here’s how you can fix it:

Step 1: Check for Error Messages

If your printer displays a specific printhead error message, note it down as it can help in troubleshooting.

Step 2: Restart the Printer

1. Turn off the printer and unplug it from the power source.
2. Wait for 2-3 minutes.
3. Plug it back in and turn it on.
4. Check if the error is resolved.

Step 3: Reseat the Printheads

1. Open the front door and wait for the printhead carriage to move to the center.
2. Lift the printhead latch.
3. Remove both black and tri-color printheads carefully.
4. Reinsert the printheads securely and close the latch.
5. Close the front cover and restart the printer.

Step 4: Clean the Printheads

If the error persists, the printheads might be clogged.

1. Open the HP Smart app or printer software.
2. Navigate to Printer Maintenance > Clean Printheads.
3. Follow the on-screen instructions to run a cleaning cycle.

Alternatively, you can manually clean the printhead contacts:

1. Use a lint-free cloth slightly dampened with distilled water.
2. Gently wipe the electrical contacts on the printheads and inside the carriage.
3. Let it dry for a few minutes before reinserting.

Step 5: Update Printer Firmware

1. Visit HP Support.
2. Search for Smart Tank 7305 and download the latest firmware.
3. Install it and restart the printer.

Step 6: Replace the Printheads

If the error persists, the printheads might be defective. You may need to replace them with new printheads.

You may refer to this document - HP Smart Tank Printers - Replace the printhead | HP® Support
 

I hope this helps. 

Take care and have a good day. 

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Max3Aj

HP Support