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12

Spektrum DX4r prO • tranSmitter inStructiOn manual

EN

MIxING

SERvO SPEED

The Servo Speed function allows you to change the speed of any of the four channels— 
steering, throttle and Aux. from 100% (default) to 1%. The maximum speed is 100%  
and is fixed by the specifications of the servo itself.  
•  In the List screen, use the roller to highlight the Servo Speed function.  

Press the roller to access the Servo Speed function. The Servo Speed screen appears.

•  Use the roller to select the desired channel, then press the roller to access that channel.  

Rotate the roller to adjust the servo speed. 

STEER MIx

Use the Steer Mix for vehicles  
requiring either four-wheel  
steering (4WS) or dual  
steering servos (Dual ST).

Mix Options
1. 

Select Aux1 or Aux2 as the slave 
channel. Aux1 and Aux2 can only 
be assigned to one mix at a time. 
If Aux1 or Aux2 is assigned to  
another mix, it will not be avail-
able as a slave channel option.

2. 

Adjust the mix Value. The value 
shown is the percentage of  
slave channel input compared  
to master channel input.

For example, 100% means the slave channel movement is equal 
to the master channel movement. If you adjust the value to 50%, 
the slave channel moves half as far as the master channel. A 
negative value means the mix moves in the opposite direction.

4WS (4-Wheel Steering)

Trim:

 Act or Inh (Default). When Trim 

is Active, adjustments to the steering 
trim affect both front and rear  
steering channels.

Switch:

 Assign the 4-Wheel Steering 

Options to a switch to select steering 
options. Each time you move the 
switch, the 4-Wheel Steering options 
appear on the Main Screen.

Dual ST (Dual Steering)

Trim:

 Act (Default) or Inh. We  

recommend activating the Trim,  
as it adjusts the trim for both the  
left and right steering servos. If you 
need to make small adjustments to 
the individual servos, you can do  
so in the Sub-Trim menu.

ThROTTlE MIx

Dual Th Mix

Use the Dual TH Mix on vehicles  
that require two throttle channels. 

1. 

Select Aux1 or Aux2 as the  
Slave channel. If Aux1 or Aux2  
is assigned to another mix, it  
will not be available as a  
Slave channel option.

2. 

Adjust the Dual TH Mix Values to 
establish the throttle proportion 
between the throttle channels.

The DX4R PRO features preset steering and throttle mixes  
and four programmable mixes. If AVC™ technology is active, only 
two channels, Steering and Throttle, are operational. The Aux chan-
nels can be used to power a personal transponder or lights.

If AVC technology is disabled (see Disabling the Stability Assist  
Function to disable AVC), the Aux channels will operate  
as servo channels. Aux channels are not available for  
use in mixes when AVC is active.

Summary of Contents for DX4R Pro

Page 1: ...Instruction Manual Bedienungsanleitung Manuel d utilisation Manuale di istruzioni DX4R PRO 4 Channel 2 4GHz DSMR System ...

Page 2: ...ed prior to using the model Always check all servos and their connections prior to each run Never operate your model near spectators parking areas or any other area that could result in injury to people or damage of property Never operate your model during adverse weather conditions Poor visibility can cause disorientation and loss of control of your model Never point the transmitter antenna direc...

Page 3: ...fying Controls and Switches 3 Installing Batteries 4 ModelMatch 4 Charging 5 The Rubber Grip 5 Updating the Firmware 5 Warning Screens 6 Low Battery Alarm Inactivity Alarm Receiver Compatibility 6 Main Screen 7 Programming Guide 7 Individual Direction Adjustments List 7 Model Select 8 Travel 8 Steering Rate 9 Exponential 9 Binding 11 Frame Rate 11 Servo Speed 12 Mixing 12 Active Vehicle Control AV...

Page 4: ...ease the trigger tension Trigger Sizing You can adjust the trigger to fit your driving style To adjust the trigger 1 Loosen the screw on the back of the trigger 2 Adjust the trigger spacing as necessary 3 Tighten the screw on the back of the trigger Installing Batteries CAUTION NEVER remove the transmitter batteries while the model is powered on Loss of model control damage or injury may occur Mod...

Page 5: ... charging and let them cool between charges Always inspect the battery before charging Always terminate all processes and contact Horizon Hobby if the product malfunctions Always make sure you know the specifications of the battery to be charged or discharged to ensure it meets the requirements of this charger Always constantly monitor the temperature of the battery pack while charging Always end ...

Page 6: ...ube The SR410 has a coax style antenna The last 31mm of the antenna is the portion that receives the signal from the transmitter NOTICE Do not cut or bend the antenna or it could become damaged Aux 1 Port Aux 2 Port LED Bind Plug Bind Battery Port Steering Port Throttle Port Antenna Low Battery Alarm An alarm will sound and the voltage will flash on the main screen when the transmitter s battery p...

Page 7: ...posite direction simply move the control in that direction 4 Press the Rolling Selector to save the selection Main Screen The Main Screen displays information about the active model including the Timer when activated To return to the Main Screen at any time press and hold the Rolling Selector for at least 3 seconds A User Name B Name assigned to the Model memory C Timers when activated D Transmitt...

Page 8: ...t Copy The Copy function shares active model memory settings with a selected model memory space This is useful for saving setups for one model to adjust program ming for track conditions or model setups Choosing No returns to the List Screen Choosing Yes saves the active model settings to the selected model memory A Active or source model memory number B Destination model memory number IMPORTANT W...

Page 9: ... function by placing the box around the desired function Press the roller to access S R or S R Override then use the roller to change to the desired Steering rate value Press the roller to set the value You can assign the adjustable S R to any of the trimmers A B C D and E The default is trimmer D This trimmer works in unison with the S R Rate screen You can adjust the value using the assigned tri...

Page 10: ...gain to change the time Rotate the roller to change the time From the List screen rotate the roller to highlight the Timer function Press the roller to enter the Timer function The Timer screen will display as shown below Rotate the roller to highlight the desired Timer you choose to program Timer A or Timer B Press the roller to enter the highlighted Timer function Rotate the roller to select the...

Page 11: ...is complete 7 Scroll to Bind and press the Rolling Selector The orange LED flashes on top of the transmitter 8 When the bind process is complete the transmitter and receiver LEDs stop flashing and turn solid orange NOTICE Always remove the bind plug from the receiver when the bind Process is complete Failure to do so will cause the receiver to enter bind mode the next time you power on the receive...

Page 12: ... negative value means the mix moves in the opposite direction 4WS 4 Wheel Steering Trim Act or Inh Default When Trim is Active adjustments to the steering trim affect both front and rear steering channels Switch Assign the 4 Wheel Steering Options to a switch to select steering options Each time you move the switch the 4 Wheel Steering options appear on the Main Screen Dual ST Dual Steering Trim A...

Page 13: ...r what each mix does Assign the names the same way you would for the Username or Model Name Mix Options Trim Inh or Act When Trim is Active trim adjustments to the Master channel also apply to the Slave channel Switch You may assign the mix to a switch enabling a B Value in the mix To adjust the B Value 1 Assign a switch to the mix 2 Press the switch forward or back The A Value changes to B Value ...

Page 14: ...t wheels begin to shake the ST Gain value is too high Reduce the ST Gain value until the front wheels stop shaking You can assign ST Gain and TH Gain to the same switch enabling you to adjust both values at the same time 4 Switch Assigning ST Gain and TH Gain to a switch enables you to adjust the sensitivity without using the AVC menu ST GAIN and TH GAIN can be assigned to the same switch to adjus...

Page 15: ...acceleration by gradually increasing the throttle The following adjustable throttle parameters can be programmed State Inhibit or Active Point The throttle position that traction control disengages 5 to 100 default is 50 Step The distance the throttle travels during the reduced rate 1 to 100 default is 1 Delay The time after pulling the trigger traction control engages 0 to 25 default is 0 The gra...

Page 16: ... confirm the User Name Reset Press the roller to select Yes or No Calibrate The calibrate function recalibrates the transmitter s steering and brake potentiometers CAUTION If calibration is not properly completed the radio will not function correctly If after calibration the steering or throttle does not function properly the travel is reduced or no servo travel you will need to recalibrate the tr...

Page 17: ...l flash 3 Rotate the roller to the desired backlight mode and press the roller to select it Timeout You can adjust the amount of time the backlight is on The timeout only applies when Light is set to Timer Trims Changing the Trim values will change the bars shown at the bottom of the Main screen For example if you select ST Trim for Pos 1 the Steering Trim will appear in the first bar on the Main ...

Page 18: ...ies Tx Battery Alert Type None Tone Vibe Both Timer None Tone Vibe Both Sets the alert type for the down timer Telemetry Rx Battery Alert Type None Tone Vibe Both Sets the alert type for the telemetry receiver battery voltage Temp Alert Type None Tone Vibe Both Sets the alert type for the telemetry temperature The telemetry alert settings are model specific All of the alert settings above affect a...

Page 19: ...ring dropdown as shown Select the appropriate Left Right standard steering spacer and pass the steering wheel mechanism connector through the hole in the shell 4 Connect the steering wheel mechanism connector to the connector from the transmitter being sure the connection is tight Note correct polarity Fit the backplate in place and secure the standard steering wheel assembly using the three long ...

Page 20: ...ree long cap head screws 14 Fit the grip in place and reinstall the batteries Note that the buttons D and E now work in reverse You will need to change the direction of these switches in the System menu Changing to Left Handed Configuration The DX4R PRO comes set up for right handed use but you can easily switch it to a left handed configuration All the parts necessary to convert to left handed in...

Page 21: ...place of purchase Law These terms are governed by Illinois law without regard to conflict of law principals This warranty gives you specific legal rights and you may also have other rights which vary from state to state Horizon reserves the right to change or modify this warranty at any time without notice WARRANTY SERVICES Questions Assistance and Services Your local hobby store and or place of p...

Page 22: ...for return freight Horizon accepts money orders and cashier s checks as well as Visa MasterCard American Express and Discover cards By submitting any item to Horizon for service you are agreeing to Horizon s Terms and Conditions found on our website http www horizonhobby com content _service center_ render service center ATTENTION Horizon service is limited to Product compliant in the country of u...

Page 23: ...oduct must not be disposed of with other waste Instead it is the user s responsibility to dispose of their waste equipment by handing it over to a designated collections point for the recy cling of waste electrical and electronic equipment The separate collection and recycling of your waste equipment at the time of disposal will help to conserve natural resources and ensure that it is recycled in ...

Page 24: ...odelMatch RaceWare AVC Active Vehicle Control and the Horizon Hobby logo are trademarks or registered trademarks of Horizon Hobby LLC The Spektrum trademark is used with permission of Bachmann Industries Inc The SD Logo is a trademark of SD 3C LLC Patents pending ...

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