It will take approximately 60-90 seconds for the Gatemaster board to start up.
Once complete, the LED indicators should display as follows:

• LED 1 - Flashing green. Indicates normal operation.
• LED 5 - Flash yellow/orange when a POS message is received.
• LED 10 - Will be solid red. Indicates that no scanner is connected (standard set up).

If any other LED is on, see below for further indication on a potential problem. 

Additional video - How to troubleshoot

Additional video - How to change

Recommended spare parts

- If the Gatemaster board and/or the SD-card are faulty, below spare parts can be ordered.