NovaStar MRV570-1 LED display receiving card
The MRV570-1 uses hub connectors to communicate with the display modules and supports parallel RGB or serial data configurations. Its module Flash management stores calibration coefficients and module information, while parameter readback and status monitoring help with configuration and servicing.
Data output and maintenance features
- Up to 20 parallel RGB data groups or 64 serial data groups.
- Pixel-level brightness and chroma calibration.
- Storage of an image in the receiving card.
- Readback of configuration parameters.
- Monitoring of receiving-card temperature, power-supply voltage and Ethernet cable communication status.
- Support for connecting a monitoring card.
MRV570-1 specifications
| Parameter | Specification |
|---|---|
| Maximum resolution | 512 × 256 @ 60 Hz |
| Parallel data | Up to 20 groups of parallel RGB data |
| Serial data | Up to 64 groups of serial data |
| Input voltage | DC 3.8–5.5 V |
| Rated current | 0.5 A |
| Rated power consumption | 2.5 W |
| Operating temperature | −20 to +70 °C |
| Operating humidity | 10–90% RH, non-condensing |
| Storage temperature | −25 to +125 °C |
| Storage humidity | 0–95% RH, non-condensing |
| Dimensions | 145.8 × 91.5 × 18.4 mm |
| Module Flash management | Stores calibration coefficients and module information |
| Monitoring | Temperature, supply voltage and Ethernet cable communication status; monitoring-card connection supported |
Rated current and power consumption can vary with settings, use and environment. Storage-temperature limits are separate from the operating-temperature range.
Check the hub pinout before installation
The specification provides separate JH1/JH2 pin tables for parallel and serial configurations, plus pin definitions for the module Flash and indicator connectors. Match those tables to the cabinet’s hub wiring. In serial mode, each of the 64 data cables can drive one LED strip independently; the document also includes a serial-data decoding circuit.
Use the structural drawing when checking mounting clearance. NovaStar advises obtaining a higher-precision drawing for molds or drilled mounting holes. A shared connector appearance alone is not enough to establish compatibility with another receiving-card model.
Frequently Asked Questions
What is the maximum resolution of the MRV570-1?
A single MRV570-1 supports up to 512 × 256 pixels at 60 Hz according to specification V1.0.0.
Does the MRV570-1 support serial LED data?
Yes. It supports up to 64 serial data groups, as well as up to 20 parallel RGB data groups. The two modes have separate JH1/JH2 pin definitions in the PDF.
What does module Flash management store?
It stores calibration coefficients and module information. This is separate from the receiving card’s supported stored-image function.
Which conditions can the receiving card monitor?
It supports temperature monitoring, power-supply voltage monitoring and Ethernet cable communication-status monitoring. A monitoring card can also be connected.
What power supply and board size does the MRV570-1 require?
The specified input is DC 3.8–5.5 V, with rated current of 0.5 A and rated power consumption of 2.5 W. The listed dimensions are 145.8 × 91.5 × 18.4 mm; consult the drawing for mounting details.




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