my www.lketc.com 1 ths miner keeps on dropping the 4th blade.  any advice. i re-flashed the sd card it picked up the blade for 10 min and mined at full speed then it deleted the blade has to reformat the sd card found it again and repeated the same thing. it keeps on deleting blade 3. how do i fix it from deleting blade 3?  sick of having to re do the sd card every 10 min. it will lose the blade every 10 min. it even be removed from the list and just blinks green.