HP LaserJet Enterprise 600 Printer M603 series - Manual (Page 95)

3. Load the paper into the tray. Make sure that
the paper fits under the tabs and below the
maximum-height indicators.
2
4. Adjust the side guides so that they lightly touch
the paper stack but do not bend the paper. 2
Load Tray 2 or an optional 500-sheet tray
CAUTION: To avoid jams, do not load trays while the product is printing.
CAUTION: Do not fan the paper. Fanning can cause misfeeds.
1. Pull the tray out and lift up slightly to remove it
from the product.
ENWW Load paper trays 79