1. Pengenalan
The ORIVISION DH931 is a professional high-definition AV decoder designed for various video systems. It supports H.265 and H.264 decoding formats and offers multiple output interfaces including HDMI, CVBS, and VGA, along with stereo audio output. This device is capable of decoding resolutions up to 4K (3840x2160@30Hz) and supports various streaming protocols, making it suitable for multimedia release, digital signage, and signal distribution applications.
The DH931 decoder features high integration and is designed for reliable performance. It includes an OLED display for real-time monitoring of device name, IP address, resolution, and working status, ensuring uninterrupted video decoding. Additionally, it supports Power over Ethernet (POE) for flexible power options.
2. Ciri-ciri Produk
- Paparan LCD: Shows device name, IP address, resolution, and working status.
- Output Resolusi Tinggi: Supports up to 4K (3840×2160@30Hz) resolution output.
- Berbilang Output: Includes 1x HDMI output, 1x VGA output, 1x CVBS output, and 1x audio output.
- Extensive Protocol Support: Compatible with HTTP, RTSP, RTMP, RTMPS, SRT, UTP, and UDP/RTP protocols.
- Decoding Formats: Supports H.265 Baseline Profile, H.264 Baseline Profile, H.264 Pro Utamafile, and H.264 High Profile penyahkodan.
- Penyahkodan Saluran: Capable of 1 channel 4K decoding, 4 channels 1080P decoding, or 9 channels 720P decoding.
- Embedded RTMP Server: Allows direct transmission to the ORIVISION decoder using RTMP protocol without an external RTMP platform.
- POE Power Supply: Supports Power over Ethernet for simplified installation.
- Web Interface Management: Menyediakan a web-based interface for configuration and remote management.
- Sokongan SDK: Available for secondary development and integration.
Figure 1: ORIVISION DH931 Decoder highlighting its main features.
3. Persediaan
3.1 Kandungan Pakej
Sebelum meneruskan persediaan, sila pastikan semua komponen ada:
- ORIVISION DH931 Video Decoder Unit
- Power Adapter (12V/DC 1A)
- Manual Pengguna (dokumen ini)
3.2 Peranti Selesaiview
Rajah 2: Sisi view of the DH931 Decoder with input/output ports.
Rajah 3: Depan view of the DH931 Decoder showing the OLED display.
3.3 Menyambung Peranti
- Sambungan Kuasa: Connect the provided 12V/DC 1A power adapter to the '12V/DC' port on the decoder. If using Power over Ethernet (POE), connect an Ethernet cable from a POE-enabled switch to the 'LAN' port.
- Sambungan Rangkaian: Connect an Ethernet cable from your network to the 'LAN' port on the decoder. This is essential for receiving IP streams and accessing the web antara muka pengurusan.
- Output Video: Connect your display device (monitor, TV, projector) to one of the video output ports:
- For HDMI display: Use an HDMI cable to connect to the 'HDMI OUT' port.
- For VGA display: Use a VGA cable to connect to the 'VGA OUT' port.
- For CVBS display: Use a CVBS cable to connect to the 'CVBS OUT' port.
- Output Audio: Connect your audio system or speakers to the 'AUDIO OUT' port using a stereo audio cable.
4. Arahan Operasi
4.1 Hidupkan Kuasa dan Status Permulaan
Once all connections are made, power on the device. The OLED display on the front panel will show the device's IP address, current resolution, and working status. The PWR and STA indicator lights will illuminate, indicating the device is operational.
4.2 Mengakses ke Web Antara muka
To configure advanced settings and manage the decoder, access its web antara muka:
- Ensure your computer is on the same network as the decoder.
- Buka a web browser and enter the IP address displayed on the decoder's OLED screen.
- Log in using the default credentials (refer to the full manual for default username/password).
- daripada web interface, you can configure network settings, decoding parameters, and monitor device status.
4.3 Decoding Video Streams
The DH931 decoder supports various decoding modes based on the input stream resolution:
- Resolusi 4K: When the input stream is 4K, 1 channel decoding is supported, with an output resolution of up to 4K@30Hz.
- 1080P Resolution: For 1080P input streams, up to 4 channels decoding output can be supported.
- 720P Resolution: For 720P input streams, up to 9 channels decoding output can be supported.
- CVBS Interface: The CVBS interface supports only 1 channel decoding output.
Gambar 4: Cthample setup diagram for the 4K Video Decoder.
Figure 5: Diagrams illustrating Embedded RTMP Server and Protocol Conversion capabilities.
5. Spesifikasi
| kategori | Spesifikasi |
|---|---|
| Output Video | 1x HDMI (support HDMI1.4 and HDCP1.4), 1x VGA, 1x CVBS |
| Resolusi Output | 3840×2160@30Hz, 1080P@60/50/30Hz, 720P@60/50Hz, 576P@50, 480P@60, 1280×1024@60, 1280×800@60, 1024×768@60, 800×600@60 |
| Penyahkodan | H.265, H.264 |
| Output Audio | 1x Audio |
| Format Penyahkodan Audio | AAC, MP3 |
| Stereo | Adjustable sound volume |
| Paparan OLED | IP address, resolution, and working status |
| RJ45 | 1000M internet access |
| Protokol | HTTP, RTSP, RTMP, RTMPS, SRT, UTP, UDP/RTP |
| Antara muka | WEB antara muka operasi |
| Naik taraf | Software upgrading through the internet |
| Dimensi | 6.4*4.4*1.3 inches (163*111*32mm) |
| Berat badan | 0.35 kg (1.35 paun) |
| Suhu | 0~45°C (work), -20~80°C (storage) |
| Bekalan Kuasa | Stand-alone: 12V/DC 1A |
| Pelesapan kuasa | <5W/1 channel |
Figure 6: Detailed specifications of the DH931 Decoder.
6. Penyelesaian masalah
- Tiada Output Video:
- Check all video cable connections (HDMI, VGA, CVBS) to ensure they are secure.
- Verify the input source selection on your display device matches the connected port.
- Ensure the decoder is powered on and the indicator lights are active.
- Confirm the input video stream is active and correctly configured on the source device.
- Tiada Output Audio:
- Check the audio cable connection to the 'AUDIO OUT' port and your audio system.
- Verify the volume settings on both the decoder (via web interface) and your audio system.
- Ensure the input stream contains audio and is being decoded correctly.
- Isu Sambungan Rangkaian:
- Check the Ethernet cable connection to the 'LAN' port.
- Verify the network settings (IP address, subnet mask, gateway) via the OLED display or web antara muka.
- Ensure your network infrastructure (router, switch) is functioning correctly.
- Decoding Problems (e.g., stuttering, artifacts):
- Ensure the input stream's resolution and bitrate are within the decoder's supported limits.
- Check network bandwidth and stability, as insufficient bandwidth can cause decoding issues.
- Verify the decoding format (H.265/H.264) matches the input stream.
- Consider updating the device firmware via the web interface if available.
7. Penyelenggaraan
- Pembersihan: Regularly clean the device with a soft, dry cloth. Avoid using liquid cleaners or aerosols.
- Pengudaraan: Ensure the device has adequate ventilation to prevent overheating. Do not block any ventilation openings.
- Kemas kini Firmware: Periksa pengeluar secara berkala webtapak atau peranti web interface for firmware updates to ensure optimal performance and access to new features.
- Storan: Apabila tidak digunakan untuk tempoh yang lama, simpan peranti di tempat yang sejuk dan kering jauh dari cahaya matahari langsung dan suhu yang melampau.
8. Waranti dan Sokongan
This ORIVISION product comes with a manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation included with your purchase or visit the official ORIVISION webtapak.
For technical support, troubleshooting assistance, or any inquiries regarding your DH931 decoder, please contact ORIVISION customer service. You can typically find contact information by:
- Checking the product packaging or included documentation.
- Mengunjungi ORIVISION Store on Amazon.
- Using the 'Contact Seller' option on your purchase platform.
ORIVISION aims to resolve your questions within 24 hours.
