Can't be of much help on the 9C but there should be a way to assign the switch positions to both channels.
Maybe the place to check is in the 9C faq section.
ORIGINAL: rsmokin
SETTING UP A TWINSTAR WITH A FUTABA 9C AND HAVING TROUBLE. I HAVE CHANNEL 3 SET AS THE MASTER AND CHANNEL 6 AS THE SLAVE . I GET CONTROL OK WITH THE STICK AND THE THROTTLE TRIM ADJUSTS BOTH ENGINES. BUT I CAN'T KILL BOTH ENGINES WITH THROTTLE CUT, I CAN ONLY KILL THE MASTER.
ANY HELP WOULD BE APPRECIATED.
THANKS