Lexmark X820e MFP Mode D'emploi page 15

Note:
If the control unit doesn't slide in
easily, loosen the screws on the beam.
After you install the control unit retighten
these screws.
2
Move to the back of the stand.
3
Hold the control unit so the cable
connection ports are toward the
left and the mounting tabs are on
the top and bottom.
4
Slide the unit between the stand
legs. Align the holes on the
mounting tabs with the holes on
the stand beam and the base.
5
Attach the control unit to the stand
with the four screws you saved in
"Assembling the stand" on page 5.
Leave the top two screws slightly
loose.
Install the control unit
g tabs are on
7