Futaba 8FGAS, 8FGHS 2.4GHz - Manual (Page 15)

15 <Before Use>
Volume
LD RD
Volume LD and RD:
The volume LD and RD knobs allow analog
input.
*The T8FGS transmitter beeps when the volume knob
reaches the center position.
*You can use each setting screen of the mixing functions to
select volumes and define the direction of a movement.
Slide Lever
RS LS
LS (Left), RS (right):
The slide lever LS and RS offer analog input.
*The T8FGS transmitter beeps when the lever comes to the
center.
*You can select a slide lever and set the movement direction
on the setting screen of mixing functions.
Digital Trim
T1
T2 T3
T4
Digital Trim T1, T2, T3 and T4:
This transmitter is equipped with four (4) digital
trims. Each time you press a trim button, the trim
position moves one step. If you continue pressing it,
the trim position starts to move faster. In addition,
when the trim position returns to the center, the
tone will change. You can always monitor trim
positions by referencing the LCD screen.
*You can select the trim step amount and the display unit
on the home screen on the T1-T4 setting screen within the
linkage menu.
Note: The trim positions you have set will be stored in the
non-volatile memory and will remain there.