Handling Disabled Conditions; Introduction; How To Disable A Vnac - Simplex 4100 Operation

Handling Disabled Conditions

Introduction

How to Disable a VNAC

As the operator of a 4100/4020 FACP, you must use the Operator Interface
keypad to disable a zone, outputs to fault warning routing equipment, controls
for automatic fire protection equipment, outputs to fire alarm appliances, or
outputs to fire alarm routing equipment. Disablements will inhibit all alarm and
fault indications. A disablement causes the Operator Interface SYSTEM
TROUBLE LED to flash and the piezo sounds. When the trouble condition is
acknowledged (ACKed), the LED is illuminated steady ON.
Note: To perform this procedure, you must be at the correct Access
Level or higher.
To disable a VNAC, press SIG on the ENTRY Menu. Then, do the following:
1. Enter the SIG number of the VNAC (VNAC 10 is SIG12 in this example)
2. Press ENTER to select.
VIRTUAL NAC 10 – ALL A/V DEVICES
SIGNAL CIRCUIT
3. Press DISABLE.
PRESS <ENTER> TO DISABLE
SIGNAL CIRCUIT: SIG12
4. Press ENTER on the ENTRY keypad. The display acknowledges the
action.
ACTION TAKEN
The SYSTEM TROUBLE LED begins to flash and the Piezo sounds.
5. Press <TBL ACK> and read the display.
VIRTUAL NAC 10 – ALL A/V DEVICES
SIGNAL CIRCUIT
Disable the remaining VNAC in a similar manner.
2-5
firealarmresources.com
OFF
DISABLE TROUBLE
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