Output Circuit Trouble Mode of Operation
3. Operation of the Control Panel
IQ-636X Operations Manual P/N 52181:A 04/28/2005
37
How to Respond to a NAC, Panel Circuit or Control/Relay Trouble
If the control panel indicates an active NAC, Panel Circuit or Control/Relay Trouble, take the following action:
1. Press the
ACKNOWLEDGE
/
SCROLL
DISPLAY
key to silence the panel sounder and switch the
SYSTEM
TROUBLE
LED from flashing to steady—regardless of the number of troubles, alarms, and
supervisory signals.
2. The control panel sends an Acknowledge message to the History buffer and installed printers,
terminal mode LCD-80s, and CRT-2s. Check the trouble message for the location and type of
trouble.
3. Correct the condition causing the trouble.
4. When the trouble condition is corrected, the panel will return to normal operation (indicated by the
“System Normal” message).
5. The control panel sends a “System Normal” message to the LCD display, History buffer and
installed printers, terminal mode LCD-80s, and CRT-2s.
Summary of Contents for AUTOPULSE IQ-636X
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