Table 4: Description of the control panel and
repeater keys
Key Description
SILENCE
BUZZER
Silences the local buzzer on
the control panel
Note: The buzzer
operates every time a
new event is activated.
Table 4: Description of the control panel and
repeater keys
Key Description
LAMP TEST Tests the buzzer and the LEDs
Note: If you press this
key when the control
panel is functioning as
intended, all LEDs will be
on and the buzzer emits
a continuous beep.
HELP Explains the information
on the LCD display in the
different screens
Note:
An embedded help
feature is present on the
panel LCD display.
The HELP key is disabled
on the repeater.
System
fault
acknowled
gement
switch
In the case of system fault
LED latches, press this switch
to identify unintended panel
operations. Then, you must
press the reset button so the
panel returns to its default
state.
Note:
To access this switch, the
installer or user must
open the front cover of
the panel. The switch is
on the left bottom side
of the main PCB.
This key is not available on
the repeater.
A System fault LED latch
occurs in one of the following
conditions:
• The system resets itself
(watchdog reset) when
any internal logical fault
occurs.
• The system is powered
ON after a complete
panel shut down.
FC503 and FC506 Addressable Fire Control Panels 15
Johnson Controls - CONFIDENTIAL
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