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LED operation
Red service LED
Table 5 - Red service LED activity
Red LED activity
LED is off continuously after power is
applied to the controller
LED is on continously, even when power
is first applied to the controller
LED flashes about once every second
Black service push button
The Service push button, located at
the bottom center of the controller,
can be used to install the Tracer
ZN.520 zone controller in a
communication network.
Table 6 - Green status LED activity
Green LED activity
LED is on continuously
LED blinks (one blink)
LED blinks (2 blinks)
LED blinks (1/4 second on,
¼ second off for 10 seconds)
LED off
Note
1
: During manual output test,
certain diagnostics make the status
LED light in a two-blink pattern. If a
two-blink pattern remains after an
attempt to clear diagnostics, the
diagnostic condition is still present
and may affect the manual output
test. The diagnostic must then be
cleared using another method. Refer
to 'Resetting diagnostic'.
CNT-SVX13B-E4
Troubleshooting
Description
Normal operation
Someone is pressing the Service push
button or the controller has failed
Uninstall (normal controller mode).
Use Rover service tool to restore the unit to normal
operation. Refer to the Rover product literature for
more information.
Warning! If the Service push button
is held down for more than 15
seconds, the Tracer ZN.520 zone
controller will uninstall itself from
the ICS communication network and
shut down all unit operation. This
mode is indicated by the red Service
LED flashing once every second.
Description
Power on (normal operation)
The controller is in manual output test mode.
No diagnostics present.
The controller is in manual output test mode.
One or more diagnostics are present. (1)
Wink mode (2)
Power is off. Controller failure. Test button is pressed.
Note²: the Wink feature allows you to
identify a controller. By sending a
request from Rover service tool, you
can request the controller to wink
(blink on and off as a notification that
the controller received the signal).
The green LED blinks (1/4 second on,
1/4 second off for 10 seconds) during
Wink mode.
Green status LED
The green LED normally indicates
whether or not the controller is
powered on (24 VAC). The green LED
is also used to indicate that the
controller is in a manual test mode
or wink mode. Table 6 describes the
different patterns.
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