AX-DV External Switch Modification

Summary

Add two wires to AX-DV to allow an external switch to activate the call-in circuit.

Instructions

1. Remove the front cover of AX-DV by removing the security screw on the bottom of the unit.
2. Remove the back cover by removing the single screw on the back of the unit.
   
3. Solder two wires to the back of the switch as indicated by the diagram below
   
4. Replace the back cover of the AX-DV and install the station.