Dml4 Connections; Dml2A Backplane Connections To Rs-232 - DSC SG SECURITY MLR2-DV Instruction Manual

Section 3
AC IN 16V
AC
AC OUT 16V
AC
BATT 12V battery
B.LGT Backlight Power Terminal: connect as
secondary 12V power supply to illuminate
the LCD screens
GND Ground
BUZZ Buzzer Output: this 12V output follows the
internal buzzer
TAMP UPS Low Battery Supervisory
R SIM UPS AC Failure Supervisory
HNDSET B Not used
DLM2A Backplane Connections to RS-232
14V May be used as an external AC output.
AC
BATT May be used as an external 12V power source. Do not connect a battery to these terminals.
B. LIGHT Backlight power input terminal. Connect a secondary 12V power source to illuminate the LCD screens.
A secondary power supply is not required if a 12V supply has already been connected to the DML4
B LGT terminal.
6
power input
filtered power output
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HNDSET A Not used
AUX Fused 12V output
RCA Not Used
RCB Not Used
ACK Acknowledge Output: this 12V output
follows the "Acknowledge" light
TRBL Not used
OPT Option Output: this 12V output follows the
"Option" light
PGM1 Output 1 (used for RED1 installation)
PGM2 Output 2 (not used)