![idk if this is the right sub to post this but: HP smart tank 500 showing door open when it's not. checked for obstruction, there's none. did the troubleshooting provided on hp idk if this is the right sub to post this but: HP smart tank 500 showing door open when it's not. checked for obstruction, there's none. did the troubleshooting provided on hp](https://i.redd.it/nltatsxt7y371.jpg)
idk if this is the right sub to post this but: HP smart tank 500 showing door open when it's not. checked for obstruction, there's none. did the troubleshooting provided on hp
![HP Deskjet, Officejet, Photosmart, and PSC All-in-One Printers - 'Door Open' Error Message Displays on the Control Panel | HP® Customer Support HP Deskjet, Officejet, Photosmart, and PSC All-in-One Printers - 'Door Open' Error Message Displays on the Control Panel | HP® Customer Support](https://support.hp.com/doc-images/745/c01924800.gif)
HP Deskjet, Officejet, Photosmart, and PSC All-in-One Printers - 'Door Open' Error Message Displays on the Control Panel | HP® Customer Support
![Fix HP "Door Open" Error by Replacing the door sensor and LED screen on your HP OfficeJet Pro - BCH Technologies Fix HP "Door Open" Error by Replacing the door sensor and LED screen on your HP OfficeJet Pro - BCH Technologies](https://i.ytimg.com/vi/DZVj17KAcDc/maxresdefault.jpg)
Fix HP "Door Open" Error by Replacing the door sensor and LED screen on your HP OfficeJet Pro - BCH Technologies
![How to Troubleshoot Door Open and Close Toner Door Errors on the 5330dn Dell Laser Printer | Dell US How to Troubleshoot Door Open and Close Toner Door Errors on the 5330dn Dell Laser Printer | Dell US](https://supportkb.dell.com/img/ka02R000000hs3eQAA/ka02R000000hs3eQAA_en_US_1.jpeg)