Novastar MCTRL300
Novastar LED MCTRL300 Synchronous LED Sender Box User Manual
Model: MCTRL300 | Brand: Novastar
1. Introduction
The Novastar MCTRL300 is a synchronous LED sender box, integrating the MSD300 sender card within a robust enclosure that includes a built-in power supply. This device is designed for controlling LED displays, offering reliable performance and comprehensive connectivity.
Key specifications include:
- Product Type: Controller
- Capacity: 1.3 million pixels
- Supply Voltage: AC-100-240V-50/60HZ
- Control Method: USB Interface
- Video Interface: DVI
- Audio Interface: 3.5mm
- Output Interface: 2 Ethernet ports
- Light Sensor Interface: 1
- Net Weight: 2.20lb
This manual provides detailed instructions for setting up, operating, maintaining, and troubleshooting your MCTRL300 sender box.
2. What's in the Box
Upon opening the package, verify that all the following items are included:
- Novastar MCTRL300 Synchronous LED Sender Box (with built-in power supply)
- 1 DVI video input cable
- 1 audio input cable
- 2 Ethernet port output cables (typically standard Ethernet cables)
- 1.5M USB cable
- Power cable (region specific)

Figure 2.1: Novastar MCTRL300 unit, original packaging box, and included accessories.

Figure 2.2: Close-up view of the included accessories, including cables and documentation.
3. Setup Guide
Follow these steps to set up your Novastar MCTRL300 sender box:
- Placement: Place the MCTRL300 on a stable, flat surface with adequate ventilation. Ensure it is away from direct sunlight, heat sources, and moisture.
- Connect Video Input: Connect your video source (e.g., computer, media player) to the DVI input port on the MCTRL300 using a DVI cable.

Figure 3.1: Rear panel of the MCTRL300 showing DVI, Audio, USB, and Ethernet ports.
- Connect Audio Input (Optional): If your display requires audio, connect your audio source to the 3.5mm audio input port.
- Connect to LED Display: Connect the MCTRL300's Ethernet output ports (OUT1, OUT2) to your LED display's receiving cards using standard Ethernet cables. The MCTRL300 features two Ethernet output ports for connecting to multiple receiving cards or larger displays.
- Connect USB Control: Connect the MCTRL300 to your control computer using the provided 1.5M USB cable. This connection is essential for configuring and controlling the LED display via Novastar's control software.
- Connect Light Sensor (Optional): If using an external light sensor for automatic brightness adjustment, connect it to the dedicated light sensor interface.
- Power Connection: Connect the power cable to the MCTRL300's power input and then to a suitable AC power outlet (AC-100-240V-50/60HZ).
- Power On: Flip the power switch to the "ON" position. The "RUN" indicator light should illuminate, indicating the device is powered on.
- Software Installation: Install the Novastar control software (e.g., NovaLCT-Mars) on your control computer. This software is required for configuring the display parameters, mapping, and sending content.
4. Operation
Once the MCTRL300 is set up and connected, you can begin operating your LED display:
- Launch Control Software: Open the Novastar control software on your computer.
- Device Recognition: The software should automatically detect the connected MCTRL300 via the USB interface.
- Screen Configuration:
- Configure the screen resolution and mapping within the software to match your LED display's physical layout and pixel count. The MCTRL300 supports resolutions such as 1280×1024, 1024×1200, 1600×848, 1920×712, or 2048×668.
- Adjust brightness, contrast, and other display parameters as needed.
- Content Playback: Once configured, the MCTRL300 will transmit the video and audio signals from your source to the LED display. Ensure your video source is active and sending content.
- Cascading Control: For larger or more complex setups, multiple MCTRL300 units can be cascaded using the UART OUT/IN ports for uniform control from a single computer. These ports utilize aviation plugs for stable and reliable connections.

Figure 4.1: Front view of the Novastar MCTRL300, indicating its compact design.
5. Maintenance
To ensure the longevity and optimal performance of your Novastar MCTRL300, follow these maintenance guidelines:
- Cleaning: Regularly clean the exterior of the unit with a soft, dry cloth. Do not use liquid cleaners or aerosols. Ensure all vents are free from dust and debris to prevent overheating.
- Ventilation: Always ensure proper airflow around the device. Do not block the ventilation slots.
- Cable Connections: Periodically check all cable connections (DVI, USB, Ethernet, Power) to ensure they are secure and free from damage. Loose connections can lead to signal loss or intermittent operation.
- Software Updates: Keep your Novastar control software updated to the latest version. Software updates often include performance improvements, bug fixes, and compatibility enhancements.
- Storage: If storing the unit for an extended period, disconnect all cables, power off the device, and store it in a cool, dry place, preferably in its original packaging.
6. Troubleshooting
If you encounter issues with your Novastar MCTRL300, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| No Power / Unit Not Turning On | Power cable not connected or faulty; power outlet issue; power switch off. | Ensure the power cable is securely connected to both the MCTRL300 and a working power outlet. Verify the power switch is in the "ON" position. If the provided power cable is incompatible with your region's outlets (e.g., US outlets), use a compatible power cable. |
| No Signal on LED Display | DVI input cable loose or faulty; Ethernet output cables loose or faulty; incorrect software configuration; video source not active. | Check DVI and Ethernet cable connections. Ensure your video source is outputting a signal. Verify screen configuration and mapping in the Novastar control software. Restart the MCTRL300 and the control computer. |
| Control Software Not Detecting MCTRL300 | USB cable loose or faulty; USB driver issues; software not installed correctly. | Ensure the USB cable is securely connected. Try a different USB port or cable. Reinstall the Novastar control software and ensure necessary drivers are installed. Restart the computer. |
| Display Flickering or Distorted Image | Poor cable connection; incorrect resolution setting; interference. | Check all cable connections. Verify that the resolution set in the software matches the capabilities of your LED display. Ensure the unit is not near strong electromagnetic interference sources. |
If the problem persists after attempting these solutions, please contact Novastar customer support.
7. Specifications
Detailed technical specifications for the Novastar MCTRL300 Synchronous LED Sender Box:
| Feature | Detail |
|---|---|
| Model Number | MCTRL300 |
| Product Type | Synchronous LED Sender Box / Controller |
| Capacity | 1.3 million pixels |
| Max Screen Resolution | 2048x640 (or 1280x1024, 1024x1200, 1600x848, 1920x712) |
| Supply Voltage | AC 100-240V, 50/60Hz |
| Control Method | USB Interface |
| Video Input Interface | 1 x DVI |
| Audio Input Interface | 1 x 3.5mm |
| Video Format | RGB |
| Output Interface | 2 x Ethernet ports |
| Bit Depth Of Video Resource | 8bit |
| Light Sensor Interface | 1 |
| Cascading Ports | UART OUT/IN (Aviation Plug) |
| Item Weight | 2.20 lbs (1 kg) |
| Product Dimensions (LxWxH) | 10 x 6 x 9 inches (25.4 x 15.24 x 22.86 cm) |
| Certifications | CE, RoHS, SFCC, EAC, IC |
| Manufacturer | Likebook (Novastar) |
| Date First Available | September 1, 2014 |
8. Warranty and Support
8.1. Warranty Information
Novastar products are manufactured to high-quality standards. This product typically comes with a standard manufacturer's warranty covering defects in materials and workmanship from the date of purchase. Please refer to your purchase documentation or contact your retailer for specific warranty terms and duration applicable to your region.
The warranty does not cover damage caused by misuse, accident, unauthorized modification, or improper installation.
8.2. Customer Support
For technical assistance, troubleshooting beyond this manual, or warranty claims, please contact Novastar customer support. You can find more information and contact details on the official Novastar website or through their Amazon brand store:
Visit the Novastar Amazon Store
When contacting support, please have your product model number (MCTRL300) and purchase information ready.
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