Lexmark T630 User's Reference Manual page 75

Using and loading the optional 2000-sheet drawer
9
Count the clicks as you turn the knob clockwise to find the correct print media size. For
example, one click sets the print media size to executive (EXEC).
Note: Make a note of the color associated with the print media size you select.
10
Pull each locking pin up to unlock it, and then pull up on the guides to remove them.
Locking pins
Color-coded slots
(bottom)
11
Reposition the guides in the color-coded slots, located at the top of the unit, corresponding to
the print media size you selected.
Print media size selector knob
75
A5 LGL
B5 EXEC
A4 LTR
Back guide
Side guides
Color-coded
slots (top)