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- HP Community
- Printers
- Printing Errors or Lights & Stuck Print Jobs
- After changing cartridge error 75 appears

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08-14-2024 11:38 AM
Hi @Cokyh,
Welcome to HP Support Community.
Thank you for posting your query, I will be glad to help you.
Error 75 on an HP LaserJet MFP M235dwe usually indicates a problem with the printer's internal components, such as a malfunctioning sensor or an issue with the cartridge. Here are some steps to troubleshoot and resolve this issue.
Check Cartridge Installation:
- Ensure that the new cartridge is correctly installed. Remove and reinsert the cartridge, making sure it clicks into place securely.
Inspect Cartridge:
- Verify that the cartridge is not defective. If possible, try using a different, known-good cartridge to see if the issue persists.
Power Cycle the Printer:
- Turn off the printer, unplug it from the power source, wait for about 60 seconds, and then plug it back in and turn it on. This can sometimes reset internal components and clear errors.
Check for Obstructions:
- Open the printer and check for any paper jams or foreign objects that might be causing the issue. Remove any obstructions carefully.
Update Printer Firmware:
- Ensure your printer's firmware is up to date. You can check for firmware updates on HP’s official website and follow their instructions for updating.
Reset Printer:
- Perform a factory reset on the printer. Consult the printer’s manual or HP’s support website for specific instructions on how to do this.
These steps should help you diagnose and potentially resolve the issue with your HP LaserJet MFP M235dwe.
I hope this helps.
Take care and have a good day.
Please click “Accepted Solution” if you feel my post solved your issue, it will help others find the solution. Click the “Kudos/Thumbs Up" on the bottom right to say “Thanks” for helping!
Alden4
HP Support
HP Support Community Moderator