1. Introduzzjoni
The OREI BK-401 is an advanced 8K 4x1 HDMI 2.1 Switch designed to connect up to four HDMI source devices to a single HDMI display. This switcher supports high-resolution video up to 8K@60Hz and 4K@120Hz, ensuring optimal performance for modern entertainment systems and gaming consoles. It is compliant with HDMI 2.1 and HDCP 2.3/2.2/1.4 standards, and supports various advanced video features including HDR10+, HDR10, Dolby Vision, HLG, Variable Refresh Rate (VRR), Auto Low-Latency Mode (ALLM), and Fast VActive (FVA) function with a 48Gbps video bandwidth.
This manual provides detailed instructions for setting up, operating, and maintaining your OREI BK-401 HDMI Switch.
2. Kontenut tal-Pakkett
Jekk jogħġbok ivverifika li l-oġġetti kollha huma inklużi fil-pakkett tiegħek:
- 1x OREI BK-401 HDMI Switcher Unit
- Provvista ta 'Enerġija 1x 5V/1A
- 1x Kontroll mill-Bogħod IR
- 1x Manwal tal-Utent (dan id-dokument)
Note: HDMI cables are not included and must be purchased separately. For optimal performance with resolutions like 8K@60Hz or 4K@120Hz, ensure you use certified Ultra High Speed HDMI cables.

Figure 2.1: Package Contents. The image displays the BK-401 switch, its power adapter, the remote control, and a user manual icon, indicating what is included in the product package.
3. Prodott Aktarview

Figure 3.1: OREI BK-401 HDMI Switch and Remote Control. This image provides a general overview of the device and its included remote.
3.1 Panel ta 'Quddiem

Figure 3.2: Front Panel of the BK-401 Switch. This image highlights the power button, LED indicators for inputs 1-4 and Auto mode, the IR receiver window, and the manual input select button.
- Buttuna tal-Qawwa: Agħfas biex tixgħel jew titfi l-unità.
- Input Indicators (1-4, AUTO): LEDs illuminate to show the currently selected HDMI input or if Auto-switching is active.
- Riċevitur IR: Receives signals from the included IR remote control. Ensure a clear line of sight.
- Buttuna INPUT: Press to manually cycle through the HDMI input sources.
3.2 Panel ta 'wara

Figure 3.3: Rear Panel of the BK-401 Switch. This image shows the DC 5V power input port and the four HDMI input ports labeled INPUT 1 through INPUT 4.
- DC 5V: Power input port. Connect the included 5V/1A power adapter here.
- INPUT 1-4: HDMI input ports. Connect your HDMI source devices (e.g., PS5, Xbox, Blu-ray player) to these ports.
3.3 Side Panel (HDMI Output)
The HDMI output port is located on one of the side panels of the device.
- ĦRUĠ HDMI: Connect this port to your HDMI display (e.g., TV, projector, monitor).
3.4 Kontroll mill-bogħod IR

Figure 3.4: IR Remote Control. The remote features buttons for direct input selection (IN1, IN2, IN3, IN4) and a cycle button to switch between inputs sequentially.
- IN1, IN2, IN3, IN4 Buttons: Press to directly select the corresponding HDMI input source.
- Buttuna taċ-ċiklu: Press to switch to the next available HDMI input sequentially.
4. Istruzzjonijiet ta' Setup
Follow these steps to connect your OREI BK-401 HDMI Switch:
- Apparat mitfi: Ensure all HDMI source devices (e.g., gaming consoles, Blu-ray players) and your display (TV, monitor) are powered off before making any connections.
- Qabbad Sorsi HDMI: Connect up to four HDMI source devices to the HDMI INPUT 1, INPUT 2, INPUT 3, and INPUT 4 ports on the rear panel of the BK-401 switch using high-quality HDMI cables.
- Qabbad mal-Display: Connect one end of an HDMI cable to the HDMI OUT port on the side of the BK-401 switch and the other end to an HDMI input port on your display.
- Qabbad l-Enerġija: Plug the included 5V/1A power adapter into the DC 5V port on the rear panel of the BK-401 switch, then plug the adapter into a power outlet. The power LED on the front panel should illuminate.
- Apparat ta' Qawwa: Power on your HDMI display, then power on your HDMI source devices.

Figure 4.1: Connection Diagram. This diagram illustrates connecting multiple HDMI input devices (Xbox, Apple TV, Blu-ray player) to the BK-401 switch, which then connects to a single HDMI output display.
For cable lengths exceeding 25 feet, OREI recommends using fiber optic HDMI cables to maintain signal integrity and performance, especially for 8K resolutions.
5. Istruzzjonijiet Operattivi
The OREI BK-401 HDMI Switch offers both manual and automatic switching options.
5.1 Swiċċjar manwali
- Using the Front Panel Button: Press the "INPUT" button on the front panel of the BK-401 switch to cycle through the connected HDMI input sources (Input 1 → Input 2 → Input 3 → Input 4 → Input 1...). The corresponding LED indicator will light up.
- Using the IR Remote Control:
- Press the specific input button (IN1, IN2, IN3, or IN4) on the remote control to directly select the desired HDMI source.
- Alternatively, press the "Cycle" button on the remote to switch to the next active input.
5.2 Qlib Awtomatiku
The BK-401 switch supports automatic input detection. When a new HDMI source device is powered on or connected, the switch will automatically detect the signal and switch to that input. If the currently active source is powered off, the switch will attempt to find the next active input.

Figure 5.1: Auto Switch Mode. This diagram shows how the switch automatically selects an input when a new source becomes active, sending the signal to the display.
The auto-switching feature may vary in responsiveness depending on the connected source devices and their power-on/off behavior.
6 Issolvi l-problemi
If you encounter issues with your OREI BK-401 HDMI Switch, please refer to the following common problems and solutions:
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| No picture or distorted image on display. |
|
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| L-ebda awdjo. |
|
|
| Il-kontroll mill-bogħod ma jaħdimx. |
|
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| Auto-switching is inconsistent. |
|
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7. Speċifikazzjonijiet
| Karatteristika | Dettall |
|---|---|
| Mudell | BK-401 |
| Verżjoni HDMI | HDMI 2.1 |
| Konformità HDCP | HDCP 2.3/2.2/1.4 |
| Vidjo tal-Bandwidth | 48Gbps |
| Riżoluzzjoni massima | 8K@60Hz, 4K@120Hz, 1080p@240Hz |
| Profond tal-Kulur | 8-bit, 10-bit, 12-bit |
| Appoġġ HDR | HDR10+, HDR10, Dolby Vision, HLG |
| Karatteristiċi Avvanzati tal-Logħob | VRR (Variable Refresh Rate), ALLM (Auto Low-Latency Mode), FVA (Fast VActive) |
| Portijiet tad-dħul | 4 x HDMI Tip A |
| Portijiet tal-ħruġ | 1 x HDMI Tip A |
| Metodu ta 'Qlib | Manual (Button), IR Remote, Auto-switching |
| Provvista tal-Enerġija | DC 5V/1A |
| Dimensjonijiet tal-Prodott (L x W x H) | 4.75 x 2.5 x 0.5 pulzieri (12.07 x 6.35 x 1.27 ċm) |
| Piż tal-oġġett | 9.9 uqija (280.66 gramma) |
| Materjal tal-għeluq | Heavy Duty Plastic |
| Temperatura operattiva | 0°C sa 40°C (32°F sa 104°F) |
| Temperatura tal-Ħażna | -20°C sa 60°C (-4°F sa 140°F) |

Figure 7.1: Technical Specifications and Dimensions. This image visually represents the compact size and weight of the BK-401 switch, along with its key technical features.
8. Manutenzjoni
To ensure the longevity and optimal performance of your OREI BK-401 HDMI Switch, follow these maintenance guidelines:
- Tindif: Uża drapp artab u niexef biex tnaddaf il-barra tal-apparat. Tużax prodotti tat-tindif likwidi jew aerosols, għax jistgħu jagħmlu ħsara lill-unità.
- Ventilazzjoni: Kun żgur li l-apparat jitqiegħed f'żona ventilata sew biex tevita li jisħon iżżejjed. Timblokkax xi fetħiet tal-ventilazzjoni.
- Ambjent: Avoid exposing the switch to extreme temperatures, humidity, dust, or direct sunlight.
- Ġestjoni tal-Kejbil: Keep HDMI cables organized and free from kinks or excessive bending to prevent signal degradation.
- Skonnettjar tal-Enerġija: Disconnect the power adapter from the wall outlet if the device will not be used for an extended period.
9. Garanzija u Appoġġ
The OREI BK-401 HDMI Switch comes with a 1-Sena Garanzija Sħiħa from the date of purchase. This warranty covers manufacturing defects and ensures that your product functions as intended under normal use.
OREI also provides Appoġġ Tekniku tul il-ħajja for this product. If you encounter any issues or have questions regarding the setup, operation, or troubleshooting of your device, please contact OREI customer support.
For warranty claims or technical assistance, please visit the official OREI webis-sit jew irreferi għall-informazzjoni ta' kuntatt ipprovduta mal-imballaġġ tal-prodott tiegħek.