PAGE 31 of 32 DIGITAL GSM INTERCOM TECHNICAL MANUAL VER2.1.1
Date Software Version Revision
06/05/2011 GSM1.0.2 Launch of 4802
19/10/2011 GSM1.0.3 Minor adjustments to the software
14/02/2012 GSM1.0.4 Removed time/date from alpha standby (Some
networks don’t support NITZ)
14/03/2012 GSM1.0.5 Dial to open now works with numbers as short as 4
digit
09/05/2012 GSM2.0.0 Added SMS programming functions
29/08/2012 GSM2.0.1 Voice annunciation of 14 fixed
03/04/2013 GSM2.0.3 Added support for 1.1.6 GSM module firmware
26/09/2013 GSM2.0.4 Added facility to edit the display
Added second switchable display message
Added facility to change the LCD language
Added facility to use the keypad during a call for
automated answering systems.
Change memory location 0’s code to operate the AO
output instead of the relay
Added additional AO mode to allow the AO output to
activate upon a call for the auxiliary output time.