HP scanners use optical or mechanical sensors. If dust covers the sensor, the scanner thinks there is still paper inside, or it fails to see the incoming page. Even a tiny dust bunny can trigger a "misfeed occurred" loop.
| Frequency | Action | | :--- | :--- | | | Fan paper before loading. Don't overfill the tray (use 80% capacity). | | Weekly | Run a dry cleaning sheet (available on Amazon) through the ADF. | | Monthly | Manual roller wipe with isopropyl alcohol. | | Every 50,000 scans | Replace the pickup roller and separation pad. | hp scanner automatic document feeder misfeed occurred