I have a ONYX 230 charger and I have Astro Blinky Balancer. I bought 2x, 2S 5000mah Tenergy Lipo Batteries. I plugged the battery in on the negetivie side. It lights blocks(2S0 for 5 seconds and then they go out and 1(1S) block is lit. It just blinks WHat does this mean?.