Spektrum DX4S SPM4010 Manuale Utente

Spektrum DX4S • tranSmitter inStruction manual

The system will 
not connect 

Transmitter and receiver too near each other

Move transmitter 8 to 12 feet (2.4 to 3.6m) from 
receiver

Transmitter and receiver too near large metal 
objects (vehicles, etc.)

Move away from large metal objects (vehicles, etc.)

Selected model is not bound in transmitter

Make sure correct model memory is selected and that 
transmitter is bound to the model

Transmitter accidentally put in bind mode so 
receiver is no longer bound

Rebind transmitter and receiver

The receiver goes 
into failsafe mode a 
short distance away 
from the transmitter

Check the receiver antenna to be sure it is not 
cut or damaged

Replace or contact Horizon Product Support

Make sure receiver antenna is in an antenna tube and 
is above vehicle 

Receiver quits  
responding during 
operation

Low battery voltage

Completely recharge battery

Loose or damaged wires or connectors between 
battery and receiver

Do a check of the wires and connection between 
battery and receiver. Repair or replace wires and/or 
connectors

Receiver loses its 
bind

Transmitter accidentally put in bind mode, ending 
bind to receiver

Bind transmitter to receiver

Receiver taking  
longer than usual to 
link with transmitter

Transmitter and receiver are operating on Marine 
model

Marine receivers can take longer to link with  
transmitter

The front wheels 

oscillate

The steering gain  

is set too high

Turn down the steering gain

The front wheels turn 

the wrong way when 

the car slides/rotates

The steering channel was reversed after 

calibration

Rebind and calibrate

The throttle does not 

reduce when the car 

slides/rotates

The throttle channel was reversed after calibration Rebind and calibrate