HP Officejet Pro X551 Printer series - Manual (Page 163)

Clear jams in Tray 2
1. Open Tray 2 by pulling it out and releasing
the latch at the rear left of the tray.
2. Remove the jammed sheet by pulling it to the
right and then out of the product.
3. Close Tray 2.
NOTE: To close the tray, push in the middle
or with even pressure on both sides. Avoid
pushing on one side only.
ENWW Clear jams 149