INSIGHT IS-DM220/IR/HB Installation Manual page 27

Step 4:
Thread the RJ-45 cable through the
Dome Camera's Housing/ Plate.
Step 5:
Tighten the four M4 Mechanical Screws
to install the Dome Camera's Housing/
Plate in the Corner Mount.
Step 6:
Place the Camera Module into the
Dome Camera's Housing/ Plate until
there is a "click" sound.
Step 7:
Tighten the screw on the Camera
Module to fix the Camera Module on the
Dome Camera's Housing/ Plate.
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