HP Color LaserJet Enterprise flow M880 Multifunction Printer series - Manual (Page 31)

Load Tray 2
1. Open the tray.
NOTE: Do not open this tray while it is in use.
2. Adjust the paper-length and paper-width guides
by squeezing the adjustment latches and sliding
the guides to the size of the paper being used.
3. Load paper into the tray. Check the paper to
verify the guides lightly touch the stack, but do
not bend it.
NOTE: To prevent jams, do not overfill the tray.
Be sure that the top of the stack is below the tray
full indicator.
NOTE: If the tray is not adjusted correctly, an
error message might appear during printing or
the paper might jam.
ENWW Load Tray 2 21