Printer Repair Questions? Ask IT Technicians for Answers ASAP
Hi Steven and welcome to JustAnswer,Thank you for the question and your patience. Should you still need assistance for information purposes only...Initially, it would appear to be a paper sensor issue.
Let's try first this (reference) video tutorial from HP. Please click HERE.
If not corrective, then:
If issue persist, then consider replacing the paper tray 1. Click HERE.