Battery Fault Led; Ground Fault Led; Signal Trouble Led; Sequence Of Operation - Mircom FA-101U Installation And Operation Manual

5.5 BATTERY FAULT LED

Battery removal, low voltage and open battery leads will turn on the yellow battery fault LED and
the common trouble LED.

5.6 GROUND FAULT LED

Any ground fault of 10K ohms or less will turn on the yellow ground fault LED steadily, flashing
the common trouble LED and sounding the common trouble buzzer intermittently.

5.7 SIGNAL TROUBLE LED

The yellow signal trouble LED will illuminate steadily for any open or short.
(The LED is located behind the display plate.)

6. SEQUENCE OF OPERATION

Refer to Figure 2 for the location of indicators and controls.
6.1 NORMAL
All indicators are normally OFF except for the green A.C. On LED.
6.2 ALARM
A red zone alarm LED will illuminate steadily for incoming alarm.

6.3 SIGNAL SILENCE

If the 60 second signal silence inhibit is selected, the signal cannot be silenced for 60 seconds
after an alarm initiation. Once the 60 seconds have expired, pushing the signal silence switch to
the right will silence all the bells and horns. Once the signal has been silenced, the signal
silenced LED will illuminate. If the switch is in the off normal position to the right while there
is no alarm condition, the panel will indicate trouble.
6.4 RESET
Operating the reset switch will restore all latched functions in the panel. The smoke detectors will
reset if all products of combustion are cleared from their chambers.
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