NovaStar DH7516-S Receiving Card
The NovaStar DH7516-S is a general LED receiving card with 16 standard HUB75E connectors and support for up to 32 parallel RGB data groups. It provides brightness calibration, cabinet mapping and monitoring for LED display setup and maintenance.
The maximum load per card is 512 × 512 pixels at 60 Hz with PWM driver ICs, or 512 × 384 pixels at 60 Hz with common driver ICs. These are loading conditions; they do not specify the LED panel refresh rate.
Technical Specifications
| Parameter | Specification |
|---|---|
| Module connectors / RGB data | 16 × standard HUB75E / up to 32 parallel groups |
| Maximum resolution with PWM driver ICs | 512 × 512 at 60 Hz |
| Maximum resolution with common driver ICs | 512 × 384 at 60 Hz |
| Input voltage | DC 3.8 V to 5.5 V |
| Rated current / power | 0.5 A / 2.5 W |
| Operating environment | −20°C to +70°C; 10% RH to 90% RH, non-condensing |
| Storage environment | −40°C to +85°C; 0% RH to 95% RH, non-condensing |
| Dimensions / net weight | 145.6 × 91.5 × 19.1 mm / 100.9 g per card |
| Certifications listed in the specification | RoHS; EMC Class A |
Actual current and power depend on settings, use and operating conditions. Consult the PDF for pin definitions and mounting details.
Display Adjustment
Brightness calibration works with NovaStar’s calibration system to adjust each pixel. Quick adjustment of dark or bright lines addresses module and cabinet seams, while multi-batch adjustment changes cabinet or module brightness to reduce differences between production batches.
The card supports 3D output when paired with a 3D-capable controller. Individual RGB gamma adjustment requires NovaLCT and a supporting controller. Images can rotate in 90° increments. Calibration coefficients can be uploaded with acceleration support when needed.
Mapping and Maintenance
Mapping 1.1 displays controller, Ethernet port and receiving-card numbers to help identify wiring. Monitoring functions include temperature, voltage, cabinet LCD information and Ethernet bit-error detection. Firmware and configuration parameters can be read back to a computer.
Loop backup requires primary and backup connections between the controller and receiving cards. Dual program backup stores two firmware copies to help recover from an interrupted or abnormal update.
Product Images and Specification Download


Download the NovaStar DH7516-S specification (PDF)
Frequently Asked Questions
What is the maximum DH7516-S loading resolution?
The specification gives 512 × 512 at 60 Hz for PWM driver ICs and 512 × 384 at 60 Hz for common driver ICs. Check the module driver type before choosing a cabinet layout.
How many HUB75E connectors does the DH7516-S have?
It has 16 standard HUB75E connectors and supports up to 32 groups of parallel RGB data.
What calibration does the DH7516-S support?
The specification lists per-pixel brightness calibration with the NovaStar calibration system, quick dark/bright-line adjustment and multi-batch brightness adjustment.
Does the DH7516-S support 3D and RGB gamma adjustment?
Yes. 3D requires a supporting controller. Independent red, green and blue gamma adjustment requires NovaLCT and a controller supporting that function.
Which backup functions are documented for the DH7516-S?
The specification lists loop backup through primary and backup connections, plus dual program backup. It does not describe these as dual-card backup.








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