NovaStar MCTRL300 LED sending box
The NovaStar MCTRL300 is an independent LED display controller for a DVI-based video source. It processes the input and sends display data through two Gigabit Ethernet outputs. Separate audio, USB control, UART cascade and light-sensor connections support the installation around the video path.
Resolution planning
The original V2.3.1 specification gives several different limits: its overview states 2048 × 668 at 60 Hz, the DVI video-format table lists 1920 × 1200 at 60 Hz input, and the output section specifies 650,000 pixels per Ethernet port. The document does not reconcile the overview figure with the two output-port limits. An accepted DVI input timing should therefore not be treated as a guarantee that the same full pixel area can be loaded on the LED screen.
The previous listing named 1024 × 1200, 1280 × 1024, 1600 × 848, 1920 × 712 and 2048 × 640 without timing conditions. Confirm the required screen layout against the actual controller and receiving-card configuration instead of treating those entries as verified maximum modes.
| Parameter | Specification |
|---|---|
| Video input | 1 × single-link DVI |
| Documented DVI input format | 8-bit RGB 4:4:4; 1920 × 1200 at 60 Hz |
| Overview resolution statement | 2048 × 668 at 60 Hz; see the capacity qualification above |
| Custom DVI timings listed | 3840 × 600 at 60 Hz; 800 × 2560 at 60 Hz; input timings, not confirmed full-screen loading guarantees |
| LED data outputs | 2 × Gigabit Ethernet; up to 650,000 pixels per port; port redundancy supported |
| Audio input | 1 |
| Computer control | Type-B USB |
| Cascade control | UART IN and UART OUT |
| Light-sensor connection | 1; ambient brightness monitoring and automatic screen brightness adjustment |
| Power input | AC 100–240 V, 50/60 Hz |
| Rated power consumption | 10 W |
| Operating temperature | −20°C to +60°C |
| Operating humidity | 0%–90% RH, non-condensing |
| Dimensions | 204 × 160 × 48 mm |
| Net weight | 1.04 kg |
| Space requirement | 1U |
Connection and setup guidance
Connect the video source to DVI IN and the receiving-card chain to the Ethernet outputs. Use USB for computer communication and UART for cascading controllers. A light sensor must be connected to use ambient-light-based brightness adjustment.
The manufacturer’s packing list includes a power cord, a 1 m cascading cable, a USB cable and a DVI cable. For software setup, confirm the compatible control-software version and screen configuration file for the supplied controller and receiving cards. The download below is a specification sheet, not a software installer or full operating manual.
Product views and PDF download



Download Specification
NOVASTAR MCTRL300 LED Sending Box Controller Specification
Frequently Asked Questions
Does the MCTRL300 have an HDMI input?
The MCTRL300 specification lists a single-link DVI video input and a separate audio input. It does not list a native HDMI input. Match the source connection to the DVI interface before ordering.
How many Ethernet outputs does the MCTRL300 have?
It has two Gigabit Ethernet outputs, each specified for up to 650,000 pixels. The document also lists Ethernet-port redundancy.
Can MCTRL300 drive a full 1920 × 1200 LED screen?
1920 × 1200 at 60 Hz is listed as a DVI input timing. It is not a confirmed full-screen output capacity: the same document lists 650,000 pixels per Ethernet output and a separate 2048 × 668 overview figure. Confirm the actual output map for your screen.
How do I connect the MCTRL300 to a computer for software setup?
Use the type-B USB control port. DVI carries video, while UART IN/OUT is for cascading devices. Confirm the compatible control software and receiving-card configuration before applying settings.
Where can I download the MCTRL300 manual or specification?
The original V2.3.1 specification PDF is linked above and covers interfaces, video formats and physical specifications. It is a specification sheet rather than a full user manual or software package; request the matching setup documentation for the supplied unit if needed.








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