Installation
TX3 Touch Screen Installation Manual 27
5. If you are using the keyholes, remove the enclosure and place 2 fasteners
halfway into the wall into the marked keyhole locations. Then place the
enclosure onto the top fasteners and lower it so that the fasteners fit in the
narrow part of the keyholes.
6. Screw the other fasteners into the remaining holes or knockouts.
7. Tighten all fasteners into place.
8. Proceed with the power supply installation described in section 2.11 on
page 67.