UBSAN Q4 FPV, Instruction Manual

6.3 BASIC FLIGHT

Transmitter (Model 2)

X4 

Remarks

The throttle stick controls the ascent and 

descent . 
Push up the stick and the X4 will ascend.
Pull down the stick and the X4 will 

descend.

When the stick is in the center, the X4 will 

hover and hold its alititude automatically .

Move the throttle stick above the center 

position to take off. (Move the stick 

gradually to prevent the X4 from 

ascending too quickly.)

UP

Down

Forward

Backward

The Elevator stick moves the X4  forward 

and backward. 
Push the stick up the and the X4 will fly 

forward.
Pull the stick down and the  X4 will fly 

backward. 
When the stick is in the center, the X4  will 

hold its position. 
The angle of stick movement corresponds 

to the angle of tilt and flight speed. 

The Rudder stick controls the rotate 

direction 
Push the stick to the left and the X4 will 

rotate counter-clockwise
Push the stick to the right and the X4 will 

rotate clockwise.
When the stick is in the center,the X4 will 

keep the current direction and not rotate.
Pushing harder will cause the X4 to rotate 

faster in the corresponding directions.     

Right rotation

Left rotation

The operation mode for the transmitter including Mode 1 or Mode 2. The manual will use Mode 

2 as an example to illustrate the transmitter’s operation.

09

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