2.2. Main Unit, LED Indicator and Connector Functionality
Main Unit Functionality
GSM MODEM GSM network 850/900/1800/1900MHz
modem
SIM CARD1 Primary SIM card slot / holder
SIM CARD2 Secondary SIM card slot / holder
DEF Pins for restoring default settings
USB Mini USB port
FUSE F1 2A fuse
W-LESS ANT Wireless antenna SMA type connector
MIC Microphone connector
GSM/GPRS ANT GSM/GPRS antenna SMA type connector
MODULES* Slots for EA1, EA2 or EPGM8 module
ANTW-LESS
GSM/GPRS ANT
TIP
FUSE F1
RING
DEF
SIM CARD1
SIM CARD2
PRG
USB
AKU+
AKU-
C 2
C 3
C 3
C 4
C 4
C 1
S TA T
NE TW
2A
MODULES
MIC
OPENOPEN
BELL-
BELL+
G
Y
C2
AUX-
AUX+
AC /DC
AC /DC
Z1
C O M
Z2
Z3
C O M
Z4
DATA
+5V
BU Z-
C1
BU Z+
C O M
C O M
C O M
Z6
Z7
Z8
Z5
GSM
MODEM
1
LED Functionality
NETW GSM network signal strength
C1 PGM output C1 status - ON/OFF
C2 PGM output C2 status - ON/OFF
C3 PGM output C3 status - ON/OFF
C4 PGM output C4 status - ON/OFF
STAT Micro-controller status
NETW indication GSM signal strength
OFF No GSM signal
Flashing every 3 sec. Poor
Flashing every 1 sec. Medium
Flashing several times per sec. Good
Steady ON Excellent
Connector Functionality
TIP* PSTN (landline) terminal
RING* PSTN (landline) terminal
DATA 1-Wire interface for iButton key and temperature sensor connection
+5V Temperature sensor power supply terminal (+5V)
BUZ- Buzzer negative terminal
BUZ+ Buzzer positive terminal
C1 - C4 PGM output terminals
Z1 - Z8 Security zone terminals
Y RS485 interface CLOCK terminal (yellow wire)
G RS485 interface DATA terminal (green wire)
COM Common return terminal
BELL- Siren negative terminal (Commutated)
BELL+ Siren positive terminal (Constant voltage)
AUX- Negative power supply terminal for auxiliary equipment
AUX+ Positive power supply terminal for auxiliary equipment
AC/DC Main power supply terminals
AKU- Backup battery negative terminal
AKU+ Backup battery positive terminal
* - Optional, implementable on request in advance
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