HP LaserJet P4015 Printer series - Manual (Page 175)

4. Rotate the paper guide to check for additional jammed paper underneath. If jammed paper is
present, remove it.
2
1
5. Replace the envelope accessory cover and close Tray 1.
2
1
6. Reinstall the print cartridge and close the top cover.
7. If a jam message persists, jammed paper is still in the product. Look for the jam in another location.
See
Jam locations on page 161 .
ENWW Jams 163