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Overview
This section provides installation and operation information for
installations which use on-premise telephone system that has
an available Dedicated Analog Station Port.
DIP Switch Selections
Complete information about the
To customize the AT&T Door Phone Controller to your specific
DIP switch settings can be
installation and option requirements, you must properly set the
found in Appendix A.
8-position DIP switch located on the AT&T Door Phone
Controller front panel (see Figure 5-1).
CAUTION: Do NOT connect to the modular jacks on
the AT&T Door Phone Controller until after the DIP
switches have been properly set.
Use the flow chart in Figure 5-1
When using the AT&T Door Phone Controller with a telephone
to properly set the DIP switch.
system which has an available dedicated station port, set the
DIP switch as shown in Figure 5-1. Prior to setting this DIP
switch, you must know if the telephone system is configured for
auxiliary alert mode or ringdown mode (see page 1-5 for
explanation of ringdown and auxiliary modes).
5-2 Installation - Dedicated Station Port