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 P/N: CM743IRG  Rev 1.6

E&OE   

Copyright © 2014

Introduction

The CM743 2G radio module allows you to interface 
compatible security control panels to the GSM/GPRS /
SMS network providing a high reliability primary or 
backup reporting path.   

The unit is designed to plug onto the main control panel 
with the supplied antenna mounting onto the metal 
cabinet.

Module Compatibility

Panels Supported

Version

Vision-X

2.12

Getting Started

There are four main steps required to configure the 
CM743 for reporting to the control room.  The instruc-
tions assume that you already have purchased a SIM 
card and that the card has been charged with credit and 
activated on the network if necessary. 

1. Install the CM743 hardware on the control panel.
2. Install the antenna.
3. Configure the module’s features and parameters.
4. Configure the control panel for reporting.

Step 1 - Installing the Radio Module

Ensure that the panel is powered off before proceeding.  
Plug the 3 short plastic standoffs into the module and 
then plug it onto the Expansion Port header pins on the 
panel as shown in.  If you are connecting the CM743 to a 
panel which also has a CM101 Voice Module fitted then 
you should use the longer standoffs from the HW750 
Riser Kit.  

Install the SIM card into the SIM 1 card position.

Step 2 - Installing the Antenna

Remove the knockout in the top of the cabinet and pass 
the antenna lead through the hole ensuring the antenna 
is on the outside of the cabinet.  Screw the lead to the 
socket on the radio module before power the panel.  

Do not fix the antenna in place at this stage. 

Step 3 - Configuring The Module

Once powered the radio will attempt to connect to the 
network.  This may take up to a minute to complete.  
During this time the online indicator on the module will 
be on solid.  Once the radio has registered the online in-
dicator will begin to flash and the signal strength indica-
tors will show the current signal condition.

Experiment with the position of the antenna to find the 
best signal strength before fixing it in place.

Step 4 - Configuring The Panel Reporting

Reporting configuration will vary depending on the 
required options and whether or not the GSM module is 
to be used as the primary or secondary reporting route.

Configure the required reporting formats in MENU 5-4-0 
and 5-4-1.  The system can be configured to report to 
the base in CID and also to selected phone numbers via 
SMS, or to the base in CID via PSTN line and then CID via 
GSM if the PSTN line is cut.  

All reporting scenarios are configured by  varying the 
programming of the reporting format and reporting 
routes configurations options.

Module Indicators

The module includes 7 led indicators which are used to 
show status and signal strength.  See table below.

Module Indicators

Indicator

Meaning

TX

Module Transmitting Data (Tx Data In CID)

RX

Module Receiving Data (Kiss Off In CID)

Online

ON Steady = Not Registered On Network 

Pulsing = Registered On Network

Signal 1

Signal strength indicators show relative  

signal level at the radio.  Signal indicator 1 

on indicates weak signal and all 4 indicators 

on indicates stronger signal strength.

Signal 2
Signal 3
Signal 4

CM743 2G Radio Module

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