MR-2602 Installation & Operator’s Manual
18
System Troubles
System faults
Common
Trouble
LED
Buzzer
Trouble
Relay
Other Indicators
Alarm zone open circuit – loss
of EOLR
turns on
sounds ½
second on/
off
deactivates
Zone trouble LED
turns on steady
NAC open circuit or short
circuit
turns on
sounds ½
second on/
off
deactivates
NAC1 or NAC2
trouble LED turns
on
Battery low voltage or
disconnected
turns on
sounds ½
second on/
off
deactivates
Battery LED turns
on
Signals silenced -
automatically
turns on
sounds ½
second on/
off
deactivates
Signals Silenced
LED turns on
Ground on extended
conductor
turns on
sounds ½
second on/
off
deactivates
Ground LED turns
on
AC fails completely, or is low
for more than 10 seconds
(brownout)
turns on
sounds ½
second on/
off
deactivates
AC LED turns off
Installer Programming Mode
Active
flashes
sounds ½
second on/
off
deactivates
AC LED turns off
Loss of Remote Trouble Unit
turns on
sounds ½
second on/
off
deactivates
Loss of Remote Alarm/
Trouble Unit
turns on
sounds ½
second on/
off
deactivates
TLM on one or both
telephone lines (Dialer)
turns on
sounds ½
second on/
off
deactivates
Failure to communicate
(Dialer)
turns on
sounds ½
second on/
off
deactivates
Unsuccessful system reset
turns on
sounds ½
second on/
off
deactivates
Loss of Dialer module
turns on
sounds ½
second on/
off
deactivates