Description
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NovaStar MRV328 Series LED Screen Receiving Card
Specifications V1.0.0
Firmware V4.5.3.0
Update Notes V4.5.3.0
The MRV328 is a new receiving card developed by NovaStar. A single MRV328 loads up to 256×256 pixels. The MRV328 supports pixel level brightness and chroma calibration, which effectively removes color discrepancies, greatly improves LED display image consistency, and presents finer displays to users. On-site setup, operation, and maintenance were all taken into account when designing the hardware and software of the MRV328, allowing for an easier setup, more stable operation, and more efficient maintenance.
Hardware design:
Software design:
| Product Model | MRV210 | MRV220 | MRV300 | MRV328 | MRV366 | MRV560 |
| Resolution(PWM IC) | 256x226 | 256x226 | 256x226 | 256x256 | 512x256 | 256x226 |
| RGB Parallel Data Group | 24/20 | 24/28 | 20 | 16 | 32 | 20 |
| RGBR’ Data Group | 16 | 16 | 16 | |||
| Serial Data Group | 64 | 64 | 64 | |||
| Configuration file read back | √ | √ | √ | √ | ||
| Temperature monitoring | √ | √ | √ | √ | ||
| Ethernet cable communication status detection | √ | √ | √ | √ | ||
| Power supply voltage detection | √ | √ | √ | √ | ||
| High gray-scale, high-refresh-rate, and high and low brightness mode refresh |
√ | √ | √ | √ | ||
| Pixel-by-pixel brightness and chromaticity calibration and brightness and chromaticity calibration coefficients for each LED |
√ | √ | √ | √ | ||
| Comply with EU RoHs standard | √ | √ | √ | √ | √ | √ |
| Comply with EU CE-EMC standard | √ | √ | √ | √ |
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30-Day Return Policy
LEDLightsWorld.com strives to provide our customers with an excellent shopping experience. If you are not satisfied with your products ordered from us, you may request to return the merchandise for a refund within 30 days of the invoice date.
Return and exchange policy.
* A request for return may be submitted by contacting your Account Manager or email us directly at [email protected].
* All returns must be pre-approved by LEDLightsWorld.com.
* Returned merchandise needs to be in original packaging and condition. Make sure to include all materials, manuals, instructions, etc. A 15% restocking fee will be applied to products missing materials or no longer in original condition.
* Please allow 3-5 business days to see a refund on your PayPal Account/Credit Card statement.
* We do not refund shipping.
* COD (collect on delivery) and Freight Collect packages will not be accepted.
* We have a 30-day exchange policy. We will only exchange items if the value of the item(s) you are returning exactly matches the value of the item(s) you want to exchange them for.
* Shipping for exchange is paid by buyer.
* For warranty returns passed the 30 days, please email us, our specialist will contact you soon with the best possible support.
* For return and exchange made out of non-sale party’s responsibility, return shipping charges and possible taxes are paid by the buyer.
* We recommend that customers carefully read the product specifications before purchasing it. If possible, it is advisable to purchase a small number of samples before buy in large quantity.
Custom Orders, Large Orders, and Non-Returnable Items
* Please order small quantities of LEDs and LED products to test for suitability in your application before ordering large quantities.
* A 15% restocking fee may apply to orders in big quantities, orders with missing materials or merchandise not in original packaging and condition.
* Some products that Open package is deemed to have been used like the surface-mount LED chips cannot be returned if the package has been opened. Products in this kind will be specified on the product page.
* Customized or special-order products are not eligible for returns. This includes custom-length light strips and custom-printed panels, or any products that made to your special requests.
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