Question
Could a faulty paper sensor be causing the E3 error on my HP Smart 515?
Asked by: USER2449
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71 Answers
Answer (71)
Yes, a malfunctioning paper sensor can incorrectly report a paper jam or feeding issue, resulting in the E3 error. Unfortunately, diagnosing and replacing a paper sensor typically requires a qualified technician. If cleaning and other troubleshooting steps fail, professional repair is recommended.