1. Introducció
This manual provides detailed instructions for the installation, operation, and maintenance of your Dpofirs 5.1CH HDMI Audio Extractor and Digital Sound Decoder. Please read this manual thoroughly before use to ensure proper functionality and to prevent damage to the device.
2. Precaucions de seguretat
- No exposeu el dispositiu a la humitat, la pluja ni a temperatures extremes.
- Eviteu col·locar el dispositiu a prop de fonts de calor o sota la llum solar directa.
- Utilitzeu només l'adaptador d'alimentació subministrat.
- No intenteu obrir ni reparar el dispositiu vosaltres mateixos. Encarregueu totes les tasques de manteniment a personal qualificat.
- Assegureu-vos una ventilació adequada al voltant del dispositiu.
3. Contingut del paquet
Si us plau, comproveu el contingut del paquet en desembalar-lo. Si falta algun article o hi ha algun malmès, poseu-vos en contacte amb el vostre distribuïdor.
- 1 x Sound Decoder Unit
- 1 x comandament a distància
- 1 x Optical Sound Cable
- 1 x antena
- 1 x adaptador de corrent
- 1 x Coaxial Sound Cable
- 1 x cable USB
- 1 x manual d'instruccions
Image 3.1: Contents of the product package.
4. Producte acabatview
The Dpofirs 5.1CH HDMI Audio Extractor and Digital Sound Decoder is designed to convert various digital audio signals into 5.1 independent analog output channels. It supports multiple input sources and audio formats, providing a versatile solution for home theater and gaming audio setups.
4.1 Controls i indicadors del tauler frontal
Image 4.1: Front panel layout with controls and indicators.
- Botó d'alimentació: Turns the device on/off and adjusts volume.
- USB2.0 Input Port: Per connectar unitats flaix USB.
- Infrared Receiving Port: Per a senyals de comandament a distància.
- Indicadors d'entrada: LEDs for ARC, Coaxial, Optical, PC-USB, USB modes.
- 5.1 Mode Indicator: Lights up when 5.1CH output is active.
- Baixar volum/Cançó anterior: Disminueix el volum o salta a la pista anterior.
- Puja el volum/Següent cançó: Augmenta el volum o salta a la pista següent.
- Input Source Switch Button/Standby Button: Cycles through input sources or puts the device in standby.
4.2 Connexions del panell posterior
Image 4.2: Rear panel layout with input and output ports.
- DC 7-40V Power Inlet: Es connecta a l'adaptador de corrent.
- 5.1CH Analog Outputs (FL, FR, SL, SR, CEN, SW): Connect to a 5.1 channel amplifier o altaveus actius.
- Entrada coaxial: For digital coaxial audio sources.
- Entrada òptica: For digital optical audio sources.
- PC-USB Input: Connects to a computer for audio input.
- HDMI Input (ARC): For HDMI audio input with Audio Return Channel support.
- Port d'antena: For Bluetooth antenna connection.
5. Configuració
Follow these steps to connect your Dpofirs 5.1CH HDMI Audio Extractor to your audio system.
5.1 Esquema de connexió
Image 5.1: General connection diagram for the audio extractor.
5.2 Connecting to a 5.1 Amplifier (Old Amplifier Connection Method)
- Connect the 5.1CH analog outputs (FL, FR, SL, SR, CEN, SW) from the decoder to the corresponding 5.1CH analog inputs on your amplifier using 6 RCA to RCA cables.
- Ensure each channel (Front Left, Front Right, Surround Left, Surround Right, Center, Subwoofer) is correctly matched.
Image 5.2: Connecting to a 5.1 channel ampmés viu.
5.3 Connecting to 5.1 Active Speakers
- Connect the 5.1CH analog outputs from the decoder to your 5.1 active speakers using appropriate 3.5mm to RCA cables (typically 3 cables for 6 channels).
- Match the FL/FR, SL/SR, and C/SW outputs to the corresponding inputs on your active speaker system.
Image 5.3: Connecting to 5.1 active speakers.
5.4 Connexió d'alimentació
- Connect the provided power adapter to the DC 7-40V power inlet on the rear panel of the decoder.
- Connecteu l'adaptador de corrent a una presa de corrent adequada.
6. Instruccions de funcionament
This section details how to use the Dpofirs 5.1CH HDMI Audio Extractor with various input sources.
6.1 Funcionament general
- Turn on the decoder by rotating the Power Knob on the front panel.
- Use the Input Source Switch Button on the front panel or the remote control to select the desired input source (HDMI, Optical, Coaxial, PC-USB, USB). The corresponding indicator LED will light up.
- Adjust the volume using the Volume Up/Down buttons on the front panel or the remote control.
6.2 Reproducció des d'una unitat flaix USB
- For first-time use, it is recommended to format your USB flash drive.
- Insert the USB flash drive into the USB2.0 input port on the front panel.
- Switch to the corresponding USB input mode via the knob button or remote control. The USB indicator will light up.
- Use the Previous/Next Song buttons on the front panel or remote to navigate tracks.
Image 6.1: USB flash drive connection and operation.
6.3 PC USB Audio Input
- Connect any USB port of your computer to the PC-USB port on the rear panel of the decoder using the provided USB cable. The built-in USB sound card may require driver installation on your computer.
- On your computer, select the decoder as the sound card output device.
- Switch the decoder to the PC-USB input mode via the knob button or remote control. The PC-USB indicator will light up.
Image 6.2: PC USB audio connection and operation.
6.4 Sound Output Modes
- The decoder automatically detects and identifies the input digital sound signal format.
- If the source is 5.1CH, it performs hard decoding (real 5.1 output).
- If the source is 2.0CH or 2.1CH, it performs soft decoding (virtual 5.1 output).
- Supports both 2.0CH and 5.1CH output modes. In 2.0CH mode, only FL (Front Left) and FR (Front Right) outputs are active.
7. Manteniment
- Netegeu el dispositiu amb un drap suau i sec. No utilitzeu netejadors líquids ni en aerosol.
- Manteniu el dispositiu lliure de pols i residus.
- Guardeu el dispositiu en un lloc fresc i sec quan no el feu servir durant períodes prolongats.
8. Solució De Problemes
| Problema | Causa possible | Solució |
|---|---|---|
| Sense poder | L'adaptador de corrent no està connectat o està defectuós. | Ensure the power adapter is securely connected and plugged into a working outlet. Test with another adapter if available. |
| Sense sortida d'àudio | Incorrect input source selected; cables loose or faulty; amplifier/speakers off or muted; incorrect audio format. | Verify the correct input source is selected. Check all cable connections. Ensure your amplifier/speakers are powered on and not muted. Confirm the input audio format is supported. |
| No 5.1 surround sound | Input source is 2.0CH; amplifier/speakers not configured for 5.1CH; incorrect connections. | Ensure your audio source is providing a 5.1CH signal. Verify your amplifier/active speakers have 5.1 input ports and are correctly configured. Double-check all 6 analog output connections. |
| El comandament a distància no funciona | Batteries low or incorrectly inserted; obstruction between remote and device. | Replace remote control batteries (2 AAA alkaline batteries). Ensure there is a clear line of sight to the infrared receiving port. |
9. Especificacions
| Característica | Detall |
|---|---|
| Model | RH 688X |
| Material | Metall |
| Compatibilitat amb la versió HDMI | HDMI 2.0b (compatible with HDMI 1.4) |
| HDCP Version Support | HDCP 2.3 (compatible with HDCP 2.2, HDCP 1.4) |
| HDMI Resolution Support | 4Kx2K, 1080p, 1080i, 720p, 576p, 576i, 480p, 480i at 24/50/60fs |
| HDMI Max Data Rate | 6 Gbps |
| Formats d'àudio compatibles | DTS, DTS ES, AC3, FLAC, APE, WAV, HDCD, AAC, WMV, MP3, M4A, etc. |
| SampTarifa ling | 24 bits 192 kHz |
| 5.1 Sortida analògica | ≥ 2V RMS (1KHz at 0dB) |
| Ràtio senyal / soroll | ≥90 dB |
| Distorsió | ≤0.03% |
| Resposta de freqüència | 20 Hz ~ 20 KHz |
| Distància de recepció Bluetooth | ≤15m / 49.2 feet |
| Bateria de control remot | 2 x AAA alkaline batteries (sold separately) |
| Color | Negre |
| Ports | 7 (HDMI, USB, Optical, Coaxial, 5.1 Analog Out) |
10. Garantia i Suport
For warranty information or technical support, please refer to the contact details provided with your purchase or visit the official Dpofirs weblloc web. Conserveu el comprovant de compra per a reclamacions de garantia.