it means the eyes are experiencing an error. haven't used the stock board in 2 years, trying to remember what to do, lol.
uhhh, first take it out of eye mode 2 and see if it works in eye mode 1. eye mode 2 works by monitoring the bolt to maximize on cycling rates. eye mode 1 operates off of an ROF cap and reads feeding speed. i'll get back when i remember what the **** i'm talking about