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BLOCKsignalling
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Factory Reset
To reset the module back to factory settings, switch off the power to the module and
hold down the Push Button. Apply the power and continue holding the push button
until
1 flash
of the led is seen. At this point, release the button. You will see a long
flash of five seconds.
The led will begin flashing again. When you have seen
1 flash
press the button. You
will see a long flash of five seconds and then 10 rapid flashes. The reset procedure
is then complete and the module will restart with factory settings, and run the 4-
aspect signal mode. If you make a mistake programming, simply repeat the process.
Led Connection
When using leds it is important to connect them the right way around.
The negative lead (cathode) is identified by a flat on the side of the led body, and by
having a shorter lead.