Fail Safe Mode Configuration; Trigger And Steering Calibration - GRAUPNER X-4S HoTT SJ Operating Instructions Manual

4. TRIM
The trims are used to fine-tune the point
where the servo returns to center.
(Adjustable from -37.5% to +37.5%)
ST- Use the ST-TRIM so your vehicle will go
perfectly straight when the steering wheel is
centered. (Adjustable from -37.5% to +37.5%)
TH- Use the THR-TRIM to adjust the amount
of brake that occurs when your engine's idle
is too low or high and your ESC is not per
fectly at neutral.
(Adjustable from -37.5% to +37.5%)

◎ Fail Safe Mode Configuration

It should be programmed after binding
process. The default value is "Free"
mode.
Fail Safe is set to throttle channel (CH2)
Move your throttle to the position on
which you act fail safe mode. Now touch
and hold BIND button for 3 sec until fail
safe mode is set. (Buzzer beeps 3 times)
Press BIND button for 3 sec again and
fail safe is deactivated. Now return to
"Free" mode. (Buzzer beeps twice)
After returning to Free mode, turn your
transmitter off so that Fail safe mode is
acting properly.
BIND Button
11
Electric model's Fail safe position
(Neutral)

◎ Trigger and Steering Calibration

While pressing BIND button, turn your
transmitter on.
Press BIND button for 5 sec until your
transmitter beeps twice and it is re-
turned to Calibration Model.
Move steering and throttle to back and
forward, left and right, then move to
neutral position again. Now your trans-
mitter beeps twice, indicating Calibration
Setup is now set.
<Steering wheel operation>
(Control Switch)
BIND Button
Neutral Full left Full right
Engine model's Fail safe position
(Brake)
(Control Switch)
Neutral