System Checkout; Power Up And Troubleshooting - Mircom FA-101U Installation And Operation Manual

7. SYSTEM CHECKOUT

BEFORE TURNING POWER ON:
1. Check all external wiring for opens, shorts or grounds.
2. Check that transformer cables are securely connected.
3. Check the A.C. power wiring for proper connection. DO NOT connect batteries in order to
prevent sparking.
4. Check that all switches are in the normal position to the left.

8. POWER UP AND TROUBLESHOOTING

1. After completing all of the system checkout procedures, power up the panel. The A.C. On LED
should illuminate.
2. The trouble buzzer should sound intermittently, the common trouble LED flash, indicating
battery fault.
3. Connect the batteries carefully, observing the correct polarity.
4. The common trouble LED should extinguish. If the common trouble LED stays on, check the
front panel for the illumination of the following LEDs;
a) BATTERY LED - battery voltage may be too low, below 20.4V.
b) GROUND FAULT LED - indicates a ground on one or more of the extended wires.
c) ZONE TROUBLE LED - indicates an open loop or a signal silence switch is in the off
normal position to the right.
d) SIGNAL TROUBLE LED - indicates an open loop or short in the signal zone.
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