48
9.3 Signal Circuit Indicators
This operation applies to indicating circuits of any type. The Circuit Trouble Indicator flashes
amber at the Trouble Rate to indicate short-circuit or open-circuit trouble, or if the circuit is
Disconnected.
9.4 Common Controls
9.4.1 SYSTEM RESET Button
The SYSTEM RESET button resets the Fire Alarm Control Panel and all Circuits. In particular,
the SYSTEM RESET button does the following:
• Resets all Latching Trouble Conditions
• Resets all Initiating Circuits
• Resets 4-Wire Smoke Supply
• Turns off all Indicating Circuits
• Turns off SIGNAL SILENCE, AUTOMATIC ALARM SIGNAL CANCEL (Acknowledge),
and GENERAL ALARM Indicators
Table 9 Trouble-only Circuit Indicators
Event Circuit Trouble LED Configuration
Open circuit (Class B)
Flashes at the trouble rate
(amber)
Trouble Only
Open circuit or Class A trouble
Flashes at the trouble rate
(amber)
Disconnected (Class A)
Flashes at the trouble rate
(amber)
Short Circuit
Flashes at the trouble rate
(amber)
Table 10 Signal Circuit Indicators
Event Circuit Trouble LED Configuration
Open circuit
Flashes at the trouble rate
(amber)
Signal
Short Circuit
Flashes at the trouble rate
(amber)
Disconnected
Flashes at the trouble rate
(amber)
Note: To activate a button, press and hold it for 3 seconds.
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