2 Remove The Control Panel Cover. See - Lexmark MX71 Series Repair Manual

3
Push the latches inwards to release, and then remove the button.
Remove all the control panel buttons.
Control panel buttons removal
1
Remove the control panel. See
on page 491.
2
Remove the control panel cover. See
"Control panel removal (MX71x)" on page 488
"Control panel cover removal" on page
Repair information
526
or "Control panel removal (MX81x)"
525.
7463