= BIE 17.05. Sub-trim 89 “This function maws you te adjust the middies point of seh serve. This ie possibly useful when this misdid paint cannot be technicality ding adjusted 17.08. Dus! rate / exponential Thin function iota yous 3st up the transfer function of the channel 3, 2 and 4 in both normal end sport mods. Use the fly mode switch to change mode.