USAVision UVS-ABL1300 User Manual page 95

2. Loosen the indicated area by turning it anticlockwise.
Figure D-3
3. Attach the box to the wall with the arrow pointing up and use a marker to mark 4 dots.
Figure D-4
4. Drill 4 holes according to the marks and insert the 4 screw anchors to the 4 holes.
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