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Friday 10 November 2017 at 10:27
Quoted from bcd:Here are a few things to check:
First check the USB connection is good on both ends and not loose.
Second check the LEDs on the IO board. If you see a green blink then the firmware is able to be updated. An amber blink indicates a problem that can only be corrected at the factory.
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Source: http://pinside.com/pinball/forum/topic/heighway-pinball-support-full-throttle-and-alien/page/3#post-4066996