Figure 15 Modem Board Location - Mircom TX3 Series Installation Manual

4.2.5 TX3-MDM Modem Module (not permitted in UL 294 applications)
Note:
The modem module has two telephone connectors, an RJ-11 connector and a
terminal block as shown in figure 16. The terminal block tip/ring line is polarity
insensitive and reversible.
To install the TX3-MDM Modem Module
1.
2.
3.
4.
For more information see the TX3-MDM Modem Module Installation
Instructions LT-971.
Figure 15. Modem board location
UL Listed TX3-CX Card Access System Installation Manual
Version 2
LT-6906 Copyright 2019
The TX3-MDM Modem Module is not evaluated to UL 294.
The TX3-MDM Modem Module is designed to work only with
POTS (plain old telephone system) lines.
Connect the ribbon cable to the P3 connector on the card access controller
as shown in figure 15.
Place the board over the connector position with the four spacers.
Align and fasten into place with the four screws.
Connect the telephone line to the RJ-11 or the Tip and Ring connectors as
shown in figure 16.
TX3-MDM Modem
Board location
Setup of the Card Access Controller
Interface connection
P3
OFF ON SW1
39