Figure 27: Marking The Locations Of The Bracket Holes On A Concrete Wall - Allied Telesis AT-GS924MX Installation Manual

Note
If you are installing the switch on a concrete wall, perform Step 5 to
Step 8. If you are installing the device on a wooden stud, go to
Step 9.
5. Have another person hold the switch on the concrete wall at the
selected location for the device while you use a pencil or pen to mark
the wall with the locations of the two screw holes in the brackets. See
Figure 27. Be sure that the selected location adheres to the
recommendations in "Recommended Minimum Wall Area Dimensions"
on page 69.
Figure 27. Marking the Locations of the Bracket Holes on a Concrete Wall
AT-GS900MX Series Installation Guide for Stand-alone Switches
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