Video Intercom Main Unit·Quick Start Guide
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Figure 3-39 Cave the Installation Hole
2. Remove the plastic sheet of the cable entry which will be used.
3. Insert the gang box into the hole and pull out the cables through the cable entry.
Mark the screw holes’ position with a marker, and take out the gang box.
Figure 3-40 Mark the Screw Holes
4. Chisel 4 holes with drill align to marks on the wall, and insert the expansion sleeves
into the screw holes.
The suggested size of hole is 6 (diameter) × 45 (depth) mm.
5. Fix the gang box with 4 expansion bolts.
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