MRV336

Manufacturer: NovaStar

Fully verified MRV Manufacturer class: Receiving Card

The MRV336 is a general receiving card developed by NovaStar that supports resolutions up to 256×256@60Hz. It uses 12 standard HUB75E connectors and supports up to 24 groups of parallel RGB data.

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Setup supportFor Colorlight, NovaStar and Huidu systems we do the setup by connecting remotely with AnyDesk; call us about mounting.
Compatibility checkCompatibility with the other components is checked during configuration.
Order trackingShipping and installation status is tracked on your order page.

Key specifications

View Technical Details

Capacity: 65.5 K px
Area: 256×256
Data groups: 24

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Best suited for

Driving a cabinet or module group of up to 256 × 256 pixels with a single card.
Permanent installations that need temperature / voltage monitoring.

Key features (manufacturer)

Resolutions up to 256×256@60Hz per card
12 standard HUB75E connectors and up to 24 groups of parallel RGB data
Support for 1/32 scan
Pixel level brightness and chroma calibration
Setting of a pre-stored image in the receiving card
Temperature, power supply voltage and Ethernet cable communication status monitoring
Configuration parameter readback
EMC Class B compliant hardware design

Capacity and loading area

The card receives data over the Ethernet chain and drives the module group inside this area. The cabinet/module load cannot exceed this area or the capacity of 65,536 px.

Technical specifications

Backup / redundant line
Pixel calibration
Monitoring (temperature / voltage)

Capacity and outputs

Loading capacity: 65,536 px
Official loading area: 256 × 256 px
Port speed: 1 Gbps
Data groups: 24
HUB interface: HUB75E ×12
Max. scan: 1/32

Physical

Dimensions: 145.6 mm × 95.3 mm × 18.4 mm
Operating temperature: –20°C to +70°C
Input voltage: DC 3.8 V to 5.5 V
Power consumption: 2.5 W

Manufacturer-specific technical data

In the manufacturer's own wording (the original English terms are kept).

Capacity

Maximum resolution: 256×256@60Hz
Scan: Support for 1/32 scan
RGB data groups: Up to 24 groups of parallel RGB data

Network

Gigabit Ethernet ports: Connect to the sending card, and cascade other receiving cards.

Each connector can be used as input or output.
Loop backup indication: Running indicator flashing 8 times every 0.5s: a redundancy switchover occurred on the Ethernet port and the loop backup has taken effect

Interfaces

HUB75E connectors: 12 standard HUB75E connectors

connect to the module
Power connector: Connect to the input power.

Either of the connectors can be chosen.
Indicator connector (J9): 1: STA_LED, 2: LED+/3.3V, 3: PWR_LED-, 4: KEY+, 5: KEY-/GND
Indicators: Running indicator (green), power indicator (red)

Control

Self-test button: Set the test pattern

after the Ethernet cable is disconnected, press the button twice to display the test pattern
Monitoring: Temperature monitoring

Ethernet cable communication status monitoring

power supply voltage monitoring
Readback: Configuration parameter readback

Display

Calibration: Pixel level brightness and chroma calibration
Pre-stored image: Support for setting of a pre-stored image in receiving card

Electrical

Input voltage: DC 3.8 V to 5.5 V
Rated current: 0.5 A
Rated power consumption: 2.5 W

Physical

Operating environment: –20°C to +70°C

10% RH to 90% RH, non-condensing
Storage environment: –25°C to +125°C

0% RH to 95% RH, non-condensing
Dimensions: 145.6 mm × 95.3 mm × 18.4 mm
Thickness: Board thickness not greater than 2.0 mm

total thickness not greater than 19.0 mm
Certifications: RoHS, EMC Class B
Packing: Antistatic bag and anti-collision foam per card

each packing box contains 100 receiving cards

packing box 625.0 mm × 180.0 mm × 470.0 mm

Sources

MRV336 Specifications V1.2.0 Official specification · V1.2.0 · Read directly · 07.10.2026
Official product image — MRV336 (MRV336 Specifications V1.2.0) Official specification · V1.2.0 · Read directly · 07.10.2026

Dataset: 2026.10.12-1 · last verified: Oct 6, 2026

Interoperability between receiving cards and controllers from different manufacturers is not assumed without official documentation.

NovaStar controllers from the same ecosystem

System components from the same manufacturer. The solution designer calculates whether a specific pairing is technically suitable.

NovaStar