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GSM-EXT Cable Assembly Installation Guide 

 

For Documentation and Online Support:

 http://www.security.honeywell.com/hsc/resources/MyWebTech 

General Information 

The GSM-EXT cable assembly is used to connect the GSMVLP5-4G/GSMVLP5CN-4G communications module installed in 
the LYNX Touch or QuickConnect Touch Series control to the AlarmNet GSM-ANT external antenna assembly. 

GSM-EXT-010-V0

ALARMNET GSM-ANT
EXTERNAL ANTENNA

GSM-EXT

CABLE

 

AlarmNet GSM-ANT External Antenna & GSM-EXT Cable 

 

Remove the GSMVLP5-4G 

1.  Unplug the power supply from the wall outlet, and open 

the control panel cover. 

2.  Release the front case from the back case by 

depressing the two locking tabs at the top of the unit with 
the blade of a medium size screwdriver. 

3.  Disconnect the battery connector from the receptacle on 

the PC board. 

Note:

  Proceed to step 4 if a communications module is 

already installed in the control. If this is a new 
installation, proceed to step 6. 

4.  Remove three screws that secure the GSMVLP5-

4G/GSMVLP5CN-4G to the control. 

5.  Remove the GSMVLP5-4G/GSMVLP5CN-4G from the 

LYNX Touch. 

GSM-EXT-005-V0

SCREW

(3)

GSMVLP5-4G/

GSMVLP5CN-4G

LOCKING TABS

6.  Flip the GSMVLP5-4G/GSMVLP5CN-4G over and 

remove two screws that secure the circuit board to the 
plastic housing. 

7.  Remove the circuit board from the GSMVLP5-

4G/GSMVLP5CN-4G plastic housing. 

 

ROTATE 180

o

SCREWS

(2)

GSMVLP5-4G

CIRCUIT

BOARD

GSM-EXT-008-V0

8.  Flip the circuit board over and carefully remove the PH8 

Wireless Module. Take care to avoid damaging the 
connector pins. 

9.  Disconnect the existing antenna cable from the PH8 

Wireless Module and the circuit board and discard.

 

ROTATE 180

o

GSM-EXT-007-V0

PH8

WIRELESS MODULE

ANTENNA

RECEPTACLE

 

Installing the GSM-EXT Cable 

1.  Connect the GSM-EXT cable to the receptacle on the 

PH8 Wireless Module as shown. 

2. 

Flip the PH8 Wireless Module over and reconnect it to 
the GSMVLP5-4G/GSMVLP5CN-4G circuit board as 
shown.

 

ROTATE 180

o

GSM-EXT-006-V0

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