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Use the correct mounting diagram to measure the mounting hole locations.
For screws into wall studs, drill a pilot hole 2″ 2 inches deep using a 7/32″ drill bit.
For screws using drywall anchors, drill a pilot hole using a 7/32″ drill bit.
Your Enterphone product has three cut-outs on the back for cable routing. Identify which cut-out or cut-outs you will use, and make any necessary cut-outs in the wall.
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