66250754-EN - V1.0 - 18/02/19
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4000 Series GSM Audio Intercom - Technical Manual
4000 Series GSM Audio Intercom with Proximity
Reset Procedure
RESETTING THE GSM MODULE TO FACTORY DEFAULTS
There are two ‘hard-wired’ reset options available. The rst will reset the master code only and the second will reset everything and
clear all the stored telephone numbers, proximity cards, access codes, timebands and all settings.
RESETTING THE MASTER CODE TO 1111 4x1
1. Power down the GSM PRO intercom module.
2. Put a short across terminals g & 7 on the back of the GSM
PRO module, as shown in Fig.60.
3. Power up the GSM PRO module, 2 beeps will be heard
followed by a brief delay and then a 3rd beep, as shown in
Fig.61.
4. After the 3rd beep remove the short, as shown in Fig.62.
5. The master code is now reset back to 1111 (4x1).
Fig. 60
...delay...
Fig. 61
Fig. 62
FULL SYSTEM RESET
1. Power down the GSM PRO intercom module.
2. Put a short across terminals g & 8 on the back of the GSM
PRO module, as shown in Fig.63.
3. Power up the GSM PRO module, 2 beeps will be heard
followed by a brief delay and then a further 2 beeps, as
shown in Fig.64.
4. After the 4th beep remove the short, as shown in Fig.65.
5. All settings on the GSM PRO module are returned to
factory defaults.
Fig. 63
...delay...
Fig. 64
Fig. 65
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