SilentKnight SK-FFT - Manual (Page 40)

SK-FFT Installation and Operation Manual
5-6 54711
5.3.5 Telephone Jack Only Audio Circuit
The FFT can also be configured using only the Fire Fighters Phone Jack (FFT-FPJ).
In this configuration, the SK-Minimon module is not required for system operation. To
configure the FFT for Telephone Jack only, the DIP Switch position 1 must be off
(SLC Devices not Installed). See Table 3-1.
Audio wiring for this configuration is detailed below. See Figure 5-6 and Figure 5-7.
Figure 5-6 Telephone Jack Only Audio Circuit Class B