Teradek User Guide

MDR.S Quick Start Guide

Updated on

Teradek’s MDR.S is a modular receiver with integrated Bluetooth for reliable smart device connections. MDR.S can command up to three daisy-chained motors for FI+Z control (Focus, Iris, and/or Zoom), offers camera control for ARRI, RED, Sony, and LANC-compatible models, supports all current Latitude functions and integrations, and features several configurable options accessible via the built-in OLED display.



  • FIRMWARE UPGRADE: Click here to update your product to the latest firmware before use.
  • PRODUCT REGISTRATION: Click here to register your eligible products and gain access to premium technical support.
  • TERADEK RT APP: Click here (only available on iOS) to download the Teradek RT App. 
  • RT MANAGER DESKTOP APP: Click here (Windows/Mac OSX) to download the RT Manager Desktop App.



1. Connect power to the MDR.S’s power input (F). 

2. Attach the motor(s) to the rods/lens.

3. Connect the motor to MDR.S motor input using a 4-pin to 4-pin cable. To connect multiple motors (up to three motors), use additional 4-pin to 4-pin cables to “daisy-chain” the other motors together. The motor(s) will then begin calibrating.

4. Use one of two methods to pair your controller with MDR.S

Pin-Out Connections

Pin Descriptions


If the controller you are using has not been paired with MDR.S, you can use one of the following methods to pair both devices.

Wireless Pairing via MDR.S

Press the MENU button on the MDR.S, then navigate to WIRELESS>CHANNEL and select the same channel number as the controller to begin pairing. The LED on both the controller and MDR.S will turn green once paired.

Wireless Pairing via Controller

Press the MENU button on the controller, then navigate to WIRELESS>FIND RECV to scan for active receivers and automatically pair. The LED on both the controller and MDR.S will turn green once paired.


1. Connect a camera cable from the CAM port on the MDR.S to the camera, then navigate to MENU>CAMERA on the MDR.S and select which camera you have connected.

2. Press the REC/PWR button on the controller to start/stop recording on the camera.

NOTE: If using a RED camera, the camera serial communication setting must be set to RCP (Redlink Command Protocol) for the unit to operate.


Press the MENU button, then use the UP, DOWN, and SET button to navigate through the different menu options.

  • MOTORS - Configure the attached motor(s)
  • CAMERA - Select the make of the camera
  • WIRELESS - Configure the wireless settings
  • SCREEN - Change display settings
  • BUTTONS - Assign functions to the buttons
  • STATUS  - Contains list of connected devices
  • ADV - Contains device info menu, licenses, and advanced functions for debugging.


The MDR.S status LED indicates when the system is ON and provides the system’s current status during operation.

  • OFF - Unit is powered off
  • YELLOW - Pre-Record
  • RED - Camera is recording
  • ORANGE - Idle/No wireless connection
  • WHITE - booting
  • GREEN - Wireless is synched
  • BLUE - Wired-mode connection


The Teradek RT App for iOS devices allows users to configure all of the major functions via Bluetooth such as motor axis selection, creating lens maps, start/stop, and includes virtual sliders for calibrating FIZ controls on the MDR.S. 


1. Download the Bolt App.

2. Navigate to ADV>BLUETOOTH on the MDR.S, then select YES to enable.

3. Enable Bluetooth on your cellular device, then open the Teradek RT app. Your device will automatically detect your MDR.S if it is within range.

4. Select the RT device(s) you want to configure.


1. Open the RT app, then select the device (MDR.S or controller) the motor(s) are configured to.

2. Tap the Settings icon on the top-right corner, select Device Settings, then scroll down to the motor you want to assign a specific axis to.

3. Tap the Class button to select an axis. From this menu, you can also configure the motor’s response speed and orientation. 


  • Settings (Descriptions listed in Receiver Menu section) - Tap the settings button on the top-right corner of the display to customize the receiver’s various settings such as the output format, audio, display, and OSD.
  • Signal Quality - Determine the quality and reliability of the signal being received.
  • SNR (Signal to Noise Ratio) - Compare the signal power level to the noise power level from the attached antennas.
  • Range Analyzer - Displays the transmission distance between the transmitter and receiver.
  • Status - Displays the current status of:
  • Network Status
  • Current Frequency
  • Range
  • Quality
  • Bandwidth
  • OSD name

6. Move the virtual knob for the motor to adjust the lens ring to the smallest mark.

7. Using the Up and Down buttons on the right, enter the corresponding mark, then select Insert. Repeat this step for all marks until they have all been mapped.

8. Press the Back button to select additional axis to map. Repeat steps 5 and 6 for each axis you want to map.

9. Press the Back button once more, then tap Save at the top right corner. You will then be prompted whether or not to apply the Lens Map. 

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