on the 9z it's the first slot is DSC ( direct servo control) then,
ch 1 ail (cyclic)
ch 2 elev (cyclic)
ch 3 throttle
ch 4 Rudder (gyro)
ch 5 gyro gain (HH on/off)
ch 6 pitch (collective)
aux 1 govenor Throttle
aux 2 govenor switch (on/off)
ch 9 batt monitor or anything you want (extra Batt and switch)?