NovaStar MRV416-N HUB75E receiving card
The NovaStar MRV416-N connects LED modules through sixteen HUB75E connectors and supports up to 32 groups of parallel RGB data. With an 8-bit video source, its maximum loading is 512 × 512 at 60 Hz for PWM driver ICs or 512 × 384 at 60 Hz for common driver ICs. Choose the loading figure that matches the module hardware.
MRV416-N specifications
| PWM driver IC loading | 512 × 512 at 60 Hz, 8-bit source |
|---|---|
| Common driver IC loading | 512 × 384 at 60 Hz, 8-bit source |
| Module connectors | 16 × HUB75E |
| Parallel RGB data | Up to 32 groups |
| Input voltage | DC 3.8–5.5 V |
| Rated current / power | 0.5 A / 2.5 W |
| Dimensions / net weight | 145.6 × 91.5 × 19.3 mm / 104.6 g per card |
| Image rotation | 0°, 90°, 180° and 270° |
Image adjustment for LED cabinets
- Color management: supports Rec.709, DCI-P3, Rec.2020 and custom color gamuts.
- 18bit+: the documented grayscale-enhancement function improves grayscale by four times to help retain detail at low brightness; it is separate from the 8-bit source loading specification.
- Pixel-level calibration: works with NovaStar’s calibration system to adjust brightness and chroma.
- Seam and batch adjustment: adjusts dark or bright lines and cabinet/module brightness differences between production batches.
- Individual RGB gamma: requires NovaLCT and a controller supporting the function.
- Low latency: disabled by default; when enabled with driver ICs that include built-in RAM, receiving-card delay can be reduced to one frame.
- 3D: requires a controller supporting 3D output.
Monitoring and maintenance
Mapping 1.1 displays the controller number, receiving-card number and Ethernet-port information on cabinets. A stored image can be configured for startup, loss of Ethernet connection or absence of a video signal.
The card monitors its temperature and voltage without separate sensors. A compatible cabinet LCD can show temperature, voltage, current run time and total run time. Ethernet bit-error detection helps diagnose communication problems, while firmware and configuration readback allow local backups.
Backup and replacement planning
Loop backup uses primary and backup connections between the controller and receiving cards. The card also stores configuration parameters in application and factory areas and includes dual firmware-program backup. These features require the appropriate setup; retain the existing cabinet files and verify the replacement card’s wiring before installation.
Product images


Frequently asked questions
Does every MRV416-N cabinet support 512 × 512 pixels?
No. V1.0.2 specifies 512 × 512 at 60 Hz for PWM driver ICs and 512 × 384 at 60 Hz for common driver ICs, both with 8-bit sources.
How many HUB75E connectors are on the MRV416-N?
It has sixteen standard HUB75E connectors and supports up to 32 groups of parallel RGB data. Confirm the module pinout and cabinet configuration.
Does 18bit+ mean that the input source must be 18-bit?
No. 18bit+ is the grayscale-enhancement feature name. The stated loading figures on this page refer to 8-bit video sources.
What is required for one-frame low latency?
Low latency must be enabled, and the module driver IC must have built-in RAM. The one-frame figure describes the receiving-card stage.
Can I back up the receiving-card configuration?
Yes. Configuration parameters and firmware can be read back and saved to a computer. Keep the correct cabinet files available before maintenance or replacement.
Original specification download
NovaStar MRV416-N Specifications V1.0.2 (PDF)
Contact sales with the module driver IC, cabinet layout and quantity for a matched quotation.




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