ATEN VS481C
ATEN VS481C 4-Port True 4K HDMI Switch User Manual
Model: VS481C
1. Pengenalan
The ATEN VS481C is a 4-Port True 4K HDMI Switch designed to connect up to four HDMI source devices to a single HDMI display. It supports True 4K resolutions (4096 x 2160 @ 60Hz 4:4:4), 18 Gbps data rates, 3D, Deep Color up to 12-bit, and HD lossless audio formats. This device offers reliable video transmission and flexible control options for various applications.
2. Ciri-ciri
- Allows up to 4 HDMI sources to be connected to one HDMI display.
- HDMI 2.0 compliant (supports 3D, Deep Color, 4K).
- mematuhi HDCP 2.2.
- Superior video quality with True 4K resolutions of 4096 x 2160 @ 60 Hz (4:4:4).
- Built-in bi-directional RS-232 serial port for high-end system control.
- Supports Auto Switching modes for automatic port selection.
- Features Instant Switching for smooth video transitions.
- Includes IR for remote device control.
3. Kandungan Pakej
Pakej harus mengandungi item berikut:
- 1x ATEN VS481C 4-Port True 4K HDMI Switch
- 1x Penyesuai Kuasa
- Alat kawalan jauh IR 1x
- Penerima IR 1x
- 1x Arahan Pengguna
Nota: Jika ada barang yang hilang atau rosak, sila hubungi pengedar anda dengan segera.
4. Produk Lebihview
4.1. Panel hadapan
The front panel of the VS481C features input selection buttons and status indicators.

Rajah 1: Front Panel of the ATEN VS481C HDMI Switch. This image displays the front of the black HDMI switch, highlighting the four input selection buttons labeled 1 through 4, an HDMI input port labeled "HDMI IN 4", and the ATEN logo. An IR receiver window is also visible on the right side.
- Input Selection Buttons (1-4): Press to manually select the corresponding HDMI input source.
- LED Status Input: Nyatakan input HDMI yang sedang aktif.
- Tetingkap Penerima IR: Receives signals from the included IR remote control.
- HDMI IN 4 Port: An additional HDMI input port located on the front for convenient access.
4.2. Panel belakang
The rear panel provides the main connectivity ports for power, HDMI inputs, HDMI output, and control interfaces.

Rajah 2: Rear Panel of the ATEN VS481C HDMI Switch. This image shows the back of the black HDMI switch, featuring the DC power input, HDMI output port, HDMI input ports 1-3, and an RS-232 serial port for advanced control.
- Bicu Kuasa DC: Menyambung kepada penyesuai kuasa yang disediakan.
- Port Keluaran HDMI: Connects to your HDMI display (e.g., TV, monitor, projector).
- Port Input HDMI (1-3): Connects to your HDMI source devices (e.g., Blu-ray player, game console, PC).
- Pelabuhan RS-232: For serial control from a computer or control system.
4.3. Dimensions and Scale
The ATEN VS481C is a compact device, designed to fit easily into various setups.

Rajah 3: ATEN VS481C Size Comparison. This image illustrates the compact dimensions of the HDMI switch, showing it in relation to a human figure, with a width measurement of 3.3 inches (8 cm) indicated.
5. Pemasangan Perkakasan
Follow these steps to install your ATEN VS481C HDMI Switch:
- Matikan Peranti: Ensure all devices, including the HDMI sources and the display, are powered off and unplugged.
- Sambungkan Output HDMI: Connect one end of an HDMI cable to the HDMI Output port on the VS481C and the other end to the HDMI input of your display device.
- Connect HDMI Inputs: Connect your HDMI source devices (e.g., Blu-ray player, game console, PC) to the HDMI Input ports (1-4) on the VS481C using HDMI cables.
- Sambungkan Kuasa: Plug the provided power adapter into the DC Power Jack on the VS481C, then plug the adapter into an AC power outlet.
- Hidupkan Peranti: Power on your display device first, then power on your HDMI source devices. The VS481C will power on automatically when connected to power.
- Sahkan Sambungan: The active input LED on the front panel will illuminate, and the video from the selected source should appear on your display.
Nota: For optimal performance, use high-quality HDMI 2.0 certified cables, especially for 4K resolutions and longer cable runs.
6. Operasi
The ATEN VS481C offers multiple methods for switching between HDMI input sources.
6.1. Front Panel Pushbuttons
To switch inputs using the front panel:
- Simply press the corresponding input selection button (1, 2, 3, or 4) on the front panel to switch to the desired HDMI source.
- The LED for the selected input will light up.
6.2. Alat Kawalan Jauh IR
Use the included IR remote control to switch inputs from a distance:
- Point the IR remote control towards the IR Receiver Window on the front panel of the VS481C.
- Press the button corresponding to the desired input (1, 2, 3, or 4) on the remote.
Nota: Ensure there are no obstructions between the remote and the IR receiver.
6.3. RS-232 Serial Control
For advanced control and integration into a control system, the VS481C can be controlled via its bi-directional RS-232 serial port. Refer to the detailed RS-232 command set in the complete user manual for specific commands and protocols.
- Kadar baud: 19200 bps
- Bit Data: 8
- Hentikan Bit: 1
- Pariti: tiada
- Kawalan Aliran: tiada
Example command to switch to input 1: sw i01
6.4. Auto Switching Modes
The VS481C supports automatic switching features:
- Imbasan Auto: The switch can automatically scan for active HDMI sources and switch to the first detected active input.
- Suis Auto: When the currently active source is turned off, the switch can automatically detect and switch to the next available active source.
Refer to the full user manual for instructions on enabling and configuring these auto-switching modes, typically done via RS-232 commands or specific button combinations.
7. Penyelenggaraan
To ensure the longevity and optimal performance of your ATEN VS481C HDMI Switch, follow these maintenance guidelines:
- Pembersihan: Gunakan kain lembut dan kering untuk membersihkan bahagian luar peranti. Jangan gunakan pembersih cecair atau aerosol.
- Pengudaraan: Pastikan peranti diletakkan di kawasan yang mempunyai pengudaraan yang baik untuk mengelakkan terlalu panas. Jangan sekat sebarang bukaan pengudaraan.
- Persekitaran: Avoid exposing the device to extreme temperatures, humidity, or direct sunlight. Keep it away from sources of vibration or shock.
- Pengurusan Kabel: Pastikan semua kabel disambungkan dengan selamat dan tidak mengalami ketegangan. Elakkan membengkokkan kabel secara mendadak.
- Kuasa: Always use the provided power adapter. Disconnect power during electrical storms or when unused for long periods.
8. Penyelesaian masalah
If you encounter issues with your ATEN VS481C, refer to the following common problems and solutions:
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada output video dipamerkan. |
|
|
| Video flickering or intermittent signal. |
|
|
| IR remote control not working. |
|
|
| Auto switching not functioning as expected. |
|
|
9. Spesifikasi
| Ciri | Perincian |
|---|---|
| Nombor Model | VS481C |
| Jenama | ATEN |
| Input | 4 x HDMI Jenis A Perempuan |
| Keluaran | 1 x HDMI Jenis A Perempuan |
| Pelabuhan Kawalan | 1 x RS-232 (DB-9 Female), 1 x IR Receiver Jack |
| Resolusi Video | Up to True 4K (4096 x 2160 @ 60Hz 4:4:4) |
| Kadar Data | 18 Gbps |
| Pematuhan HDMI | HDMI 2.0 (3D, Deep Color, 4K) |
| Pematuhan HDCP | HDCP 2.2 |
| Sokongan Audio | Format audio tanpa kehilangan HD |
| Dimensi (L x W x H) | 20 x 8.2 x 2.5 inci (lebih kurang 50.8 x 20.8 x 6.35 cm) |
| Berat badan | 1.82 paun (lebih kurang 0.82 kg) |
Nota: Specifications are subject to change without notice. For the most up-to-date information, please refer to the official ATEN webtapak atau dokumentasi produk.
10. Waranti dan Sokongan
ATEN products are designed for reliability and performance. For information regarding warranty coverage and technical support, please refer to the following:
- Maklumat Waranti: ATEN provides a standard warranty for its products. Details regarding the warranty period and terms can be found on the official ATEN webtapak atau dalam kad jaminan yang disertakan dengan produk anda.
- Sokongan Teknikal: For technical assistance, troubleshooting, or product inquiries, please visit the official ATEN support website or contact their customer service. ATEN aims to respond to customers within 4 hours for support inquiries.
- Extended Services: Extended warranty services and variable value-added service packages may be available. Contact ATEN or your authorized dealer for more information.
- Localized Repair: ATEN offers localized repair centers for RMA (Return Merchandise Authorization) service.
Anda boleh mendapatkan maklumat lanjut dan butiran hubungan di ATEN Official Store.
Ask a question about this manual
Ask about setup, troubleshooting, compatibility, parts, safety, or missing instructions. Manuals+ will review the question and use this page’s manual context to help answer it.