RotorLogic Zorro

RadioMaster Zorro Controller User Manual

Model: Zorro Controller (ELRS w/ Batteries)

1. Introduction

The RadioMaster Zorro Controller is a compact and versatile 2.4GHz 16-channel radio transmitter designed for remote control applications, including drones and other RC gear. It features Hall sensor gimbals for precise control and supports both OpenTX and EdgeTX firmware, offering extensive customization options. This manual provides essential information for setting up, operating, maintaining, and troubleshooting your Zorro Controller.

2. Key Features

  • Ergonomic Design: Comfortable gamepad-style form factor for extended use.
  • Large LCD Screen: Bright 128x64 monochrome LCD display positioned for optimal viewing.
  • Hall Sensor Gimbals: Travel-adjustable gimbals provide smooth and precise control.
  • Firmware Support: Officially supports OpenTX and EdgeTX firmware for advanced customization.
  • External Module Bay: Nano size bay compatible with modules like TBS Crossfire, Nano Tracer, and ELRS.
  • USB-C Connectivity: Built-in USB-C port for charging, data transfer, firmware updates, and simulator use.
  • External Power Input: Supports external 2S battery power supply for extended operation.
  • Assignable Controls: Rear and top assignable push buttons and scroll wheels for flexible control.
  • Menu Navigation: RadioMaster's 7-button menu navigation system for intuitive setup.
  • Audio Output: Headphone audio output for alerts and telemetry.

3. Setup

3.1 Unboxing and Initial Inspection

Carefully remove the Zorro Controller from its packaging. Inspect the unit for any signs of damage. Ensure all included accessories, such as the battery cells, are present.

RadioMaster Zorro Controller front view

Figure 1: Front view of the RadioMaster Zorro Controller, showcasing its ergonomic design and central LCD screen.

3.2 Battery Installation

The Zorro Controller uses 2 Lithium Ion 18350 batteries (included). To install:

  1. Locate the battery compartment on the rear of the controller.
  2. Open the battery compartment cover.
  3. Insert the two 18350 Lithium Ion batteries, ensuring correct polarity as indicated inside the compartment.
  4. Close the battery compartment cover securely.
RadioMaster Zorro Controller back view with battery compartment

Figure 2: Rear view of the RadioMaster Zorro Controller, showing the battery compartment and external module bay.

3.3 Charging

The Zorro Controller features built-in USB-C charging. Connect a USB-C cable to the port on the top of the controller and to a suitable USB power source. The charging indicator will show the charging status. The controller also supports an external 2S power supply for charging or extended use.

3.4 Firmware Update

Firmware updates can be performed via USB or using an SD card (not included). Refer to the official OpenTX or EdgeTX documentation for detailed instructions on updating the firmware to ensure optimal performance and access to the latest features.

3.5 Binding to Receiver

The binding process depends on the specific receiver and internal RF option (e.g., ELRS). Consult your receiver's manual and the Zorro Controller's firmware documentation for detailed binding procedures. Generally, this involves putting both the transmitter and receiver into bind mode.

4. Operating Instructions

4.1 Basic Controls

The Zorro Controller features two Hall-effect gimbals for primary control inputs (throttle, aileron, elevator, rudder). Various switches, buttons, and scroll wheels are available for auxiliary functions and menu navigation.

RadioMaster Zorro Controller front view with controls highlighted

Figure 3: Detailed front view of the RadioMaster Zorro Controller, highlighting gimbals, buttons, and LCD screen.

4.2 Menu Navigation

Utilize the 7-button menu navigation system (SYS, RTN, PAGE>, PAGE<, TELE, and scroll wheels) to access and configure settings within the OpenTX/EdgeTX firmware. The LCD screen displays menu options and telemetry data.

4.3 Model Setup

The OpenTX/EdgeTX operating system allows for extensive model setup. This includes:

  • Creating new models and selecting model types.
  • Configuring channels, mixes, and curves.
  • Setting up flight modes and special functions.
  • Adjusting gimbal travel and calibration.

Detailed instructions for model setup are available in the comprehensive OpenTX/EdgeTX user manuals, which can be found online.

4.4 Simulator Use

Connect the Zorro Controller to your computer via the USB-C data port to use it with flight simulators. This allows for practice and skill development without risking your physical models. Ensure your simulator software is compatible with OpenTX/EdgeTX controllers.

5. Maintenance

  • Cleaning: Use a soft, dry cloth to clean the controller's exterior. Avoid harsh chemicals or abrasive materials.
  • Storage: Store the controller in a cool, dry place away from direct sunlight and extreme temperatures. Remove batteries if storing for extended periods.
  • Gimbal Care: The Hall sensor gimbals are designed for durability. Avoid applying excessive force or exposing them to dust and debris.
  • Firmware Updates: Regularly check for and install the latest firmware updates to benefit from improvements and bug fixes.

6. Troubleshooting

IssuePossible CauseSolution
Controller does not power onLow or uncharged batteries; incorrect battery installation.Ensure batteries are fully charged and correctly installed. Try charging the controller.
No response from modelNot bound to receiver; incorrect model setup; out of range.Verify binding, check model settings, ensure model is within control range.
Gimbals feel stiff or impreciseDust/debris in gimbals; need for calibration.Clean around gimbals. Perform gimbal calibration through the firmware settings.
USB-C charging not workingFaulty cable/charger; port issue.Try a different USB-C cable and charger. Ensure the port is clean and undamaged.

7. Technical Specifications

FeatureSpecification
Model NameZorro
Dimensions170 x 159 x 108 mm (6.69 x 6.26 x 4.25 inches)
Weight350 grams (1.44 pounds)
Control ChannelsMaximum 16 (Rx dependent)
Operating Frequency2.400GHz-2.480GHz
Internal RF OptionsELRS (variant specific) / 4-in-1 Multi-Protocol (other variants)
Supported ProtocolsModule Dependent
Operating SystemOpenTX / EdgeTX Compatible
Gimbal TypeHall-effect
Display128*64 Monochrome LCD
ChargingBuilt-in USB-C Charging
Operational Voltage6.6-8.4V DC
Operational Current160mA@8.4V
Control Distance> 2km @ 20dBm
RF Power4-in-1 20dBm max
Batteries2 Lithium Ion 18350 batteries (included)
Compatible DevicesWindows (for simulator use)

8. Warranty and Support

For warranty information and technical support, please refer to the official RadioMaster website or contact your authorized dealer. Keep your proof of purchase for warranty claims. Online resources, forums, and community support are also available for OpenTX/EdgeTX users.

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