HRV16A75 LED Receiving Card Overview
بطاقة DBStar HRV16A75 هي بطاقة استقبال LED مزودة بمخرج HUB75E، وإشارات E/SR، و24 مجموعة من بيانات RGB. تدعم هذه البطاقة تصحيح اللون أو السطوع بدقة 16 بت، مع حد أقصى مختلف للبكسل لكل وضع.
المواصفات
| معامل | المواصفات الخاصه |
|---|---|
| واجهة الانتاج | HUB75E, including E/SR signals |
| دعم المسح الضوئي | 32 مسح |
| RGB data | مجموعات 24 |
| 16-bit chroma correction | تصل دقة الصورة إلى 128 × 256 بكسل لكل بطاقة |
| 16-bit brightness correction | تصل دقة الصورة إلى 256 × 512 بكسل لكل بطاقة |
| Signal buffer chips | 18 × 74HC245 |
| LED driver support | Basic constant-current and dual-latch LED driver chips |
| وصلات إضافية | 5-pin button and indicator sockets |
المعايرة والتكوين
The card supports fast loading of calibration parameters, firmware version readback, and configuration and parameter file readback. These functions help retrieve the existing setup when servicing a display.
Choose the correction mode before checking cabinet pixel requirements. The 128 × 256 and 256 × 512 limits apply to different correction modes and should not be treated as interchangeable.
الأسئلة الشائعة
What is the pixel capacity of the HRV16A75?
The card supports up to 128 × 256 pixels with 16-bit chroma correction, or up to 256 × 512 pixels with 16-bit brightness correction.
Which output interface does it use?
It uses HUB75E output with E/SR signals and supports 32 scan and 24 groups of RGB data.
Can I read back the card configuration?
Yes. Firmware version, configuration file and parameter file readback are supported.
What should I check before replacing an LED receiving card?
Compare the exact card model, HUB75E signal assignment, module scan requirements and calibration mode with your existing cabinet. Keep a copy of the current configuration before replacement.
صور المنتج
