J-Tech Digital 4K@30HZ 4-Port HDMI Switch with PIP User Manual

1. Pengenalan

The J-Tech Digital 4K@30HZ 4-Port HDMI Switch with Picture-in-Picture (PIP) allows users to connect up to four HDMI source devices to a single HDMI display. This device supports resolutions up to 4Kx2K@30HZ and includes features such as an IR wireless remote control and an auto-switch function. The PIP feature provides a live video preview of each connected device, simplifying source selection.

2. Kandungan Pakej

Sila sahkan bahawa semua item yang disenaraikan di bawah disertakan dalam pakej anda:

1x J-Tech Digital 4K HDMI Switch (Model: JTECH-4KPIP0401)
Alat kawalan jauh IR 1x
1x 5V/1A DC Cable
1x Penyesuai DC 5V/1A
1x Manual Pengguna

Image showing the J-Tech Digital 4K HDMI Switch, IR remote, power adapter, DC cable, and user manual.

Figure 2.1: Package Contents. This image displays the main HDMI switch unit, the infrared remote control, a 5V/1A DC power cable, a 5V/1A DC power adapter, and the user manual.

3. Ciri-ciri Produk

Connects up to four HDMI source devices to one HDMI display.
Supports video resolutions up to 4Kx2K@30HZ.
HDCP 1.4 Compliant (does not support HDCP 2.2).
Supports 3D video formats.
Supports deep color (24/30/36 bit).
Digital audio support: DTS/DTS-HD/Dolby-trueHD/Dolby-AC3/DSD.
Picture-in-Picture (PIP) function for previewing multiple sources (supports up to 1080P).
Seamless switching between sources.
Auto Switch ON/OFF function: Automatically switches to the most recently connected or powered-up source when enabled.
IR Wireless Remote Control for convenient operation.

4. Produk Lebihview dan Antaramuka

Familiarize yourself with the physical layout and connections of the HDMI switch.

Depan dan belakang view of the J-Tech Digital 4-Port HDMI Switch, showing power, auto, IR, output, and input indicators on the front, and power supply, HDMI inputs, and HDMI output ports on the back.

Figure 4.1: Front and Back Panel Interface. The front panel includes Power, AUTO, IR, OUT, IN1, IN2, IN3, IN4 indicators, and a Switch (SW) button. The back panel features a 5V Power Supply Port, four HDMI IN ports (HDMI IN1 to HDMI IN4), and one HDMI OUT port.

Panel Depan

Penunjuk Kuasa: Menyala apabila peranti dihidupkan.
Penunjuk AUTO: Illuminates when the auto-switch function is active.
Penerima IR: Menerima isyarat daripada alat kawalan jauh IR.
Penunjuk KELUAR: Illuminates when the HDMI output is active.
IN1-IN4 Indicators: Illuminates to show which HDMI input is currently selected.
SW (Switch) Button: Press to manually cycle through HDMI inputs.

Panel Belakang

5V Power Supply Port: Connect the provided 5V/1A DC power adapter.
HDMI IN1-IN4 Ports: Connect your HDMI source devices (e.g., DVD player, game console, laptop).
Port HDMI OUT: Connect to your HDMI display (e.g., UHD TV).

5. Arahan Persediaan

Follow these steps to set up your J-Tech Digital HDMI Switch:

Sambungkan Sumber HDMI: Connect up to four HDMI source devices (e.g., Xbox, Laptop, Blu-ray Player, DVD Player) to the HDMI IN1, IN2, IN3, and IN4 ports on the rear panel of the switch using HDMI cables.
Sambungkan Paparan HDMI: Connect your UHD TV or other HDMI display to the HDMI OUT port on the rear panel of the switch using an HDMI cable.
Sambungkan Kuasa: Connect the provided 5V/1A DC power adapter to the 5V Power Supply Port on the rear panel of the switch, then plug the adapter into a power outlet. The Power indicator on the front panel will illuminate.
Hidupkan Peranti: Power on all connected HDMI source devices and your HDMI display.
Pilih Input: The switch will automatically select an active input if the auto-switch function is enabled. Otherwise, use the SW button on the front panel or the IR remote control to select the desired input.

Diagram showing how to connect an HDMI switch. Multiple source devices like an Xbox, laptop, Blu-ray player, and DVD player are connected to the HDMI IN ports, and a UHD TV is connected to the HDMI OUT port.

Figure 5.1: Connection Diagram. This diagram illustrates the typical setup, connecting various HDMI source devices to the switch's input ports and the switch's output port to a UHD television.

6. Arahan Operasi

6.1 Penukaran Input

You can switch between HDMI inputs using two methods:

Penukaran Manual: Tekan ke SW button on the front panel of the switch to cycle through the connected HDMI inputs (IN1, IN2, IN3, IN4).
Penukaran Kawalan Jauh: Use the IR remote control to directly select an input by pressing the corresponding number button (IN1, IN2, IN3, IN4).

6.2 Auto Switch Function

The auto-switch function can be enabled or disabled to suit your preferences:

When the auto-switch function is ON, the device will automatically switch to the most recently connected or powered-up source. The AUTO indicator on the front panel will be lit.
When the auto-switch function is DIMATIKAN, the device will remain fixed on the currently selected source, requiring manual switching.
To toggle the auto-switch function, press the AUTO button on the IR remote control.

6.3 Picture-in-Picture (PIP) Mode

The PIP feature allows you to view a main HDMI input while simultaneously displaying smaller preview windows of other connected inputs. This function supports resolutions up to 1080P/720P.

Ensure multiple HDMI sources are connected and active.
Tekan ke PIP button on the IR remote control to activate PIP mode. The main display will show the currently selected input, and smaller windows will appear for other active inputs.
Gunakan SEL (Select) button on the remote to cycle through the smaller sub-display windows, changing which input is shown in the preview.
Tekan ke Masuk button on the remote to switch the main display to the input currently highlighted in a sub-display window.
To exit PIP mode, press the PIP butang lagi.

Diagram illustrating PIP mode. A remote control with PIP, SEL, and Enter buttons is shown. Pressing PIP displays a main video (HDMI Input 1) and smaller sub-displays (HDMI Input 2, 3, 4) on an HD TV.

Figure 6.1: PIP Mode Operation. This image demonstrates how the Picture-in-Picture function works, showing a main video source and multiple smaller preview windows from other connected HDMI inputs on a single display.

6.4 Kawalan Jauh IR

The IR remote control provides full functionality for the HDMI switch. Ensure there is a clear line of sight between the remote and the IR receiver on the front panel of the switch.

Close-up image of the J-Tech Digital HDMI Switch IR remote control, showing buttons for IN1, IN2, IN3, IN4, AUTO, PIP, SEL, and Enter.

Figure 6.2: IR Remote Control. This image shows the layout of the remote control, highlighting buttons for input selection, auto-switch, and PIP mode controls.

7. Penyelenggaraan

To ensure optimal performance and longevity of your J-Tech Digital HDMI Switch, follow these maintenance guidelines:

Keep the device in a cool, dry, and well-ventilated area, away from direct sunlight, heat sources, and moisture.
Elakkan meletakkan objek berat di atas suis.
Bersihkan peranti dengan kain lembut dan kering. Jangan gunakan pembersih cecair atau aerosol.
Pastikan semua kabel disambungkan dengan selamat untuk mengelakkan kehilangan isyarat atau isu terputus-putus.
If the device will not be used for an extended period, disconnect the power adapter.

8. Penyelesaian masalah

If you encounter issues with your HDMI switch, refer to the following troubleshooting tips:

Masalah	Kemungkinan Punca	Penyelesaian
Tiada output video	Loose HDMI cables, incorrect input selection, power issue, incompatible resolution.	Periksa semua sambungan kabel HDMI. Ensure the correct input is selected on the switch and the display. Verify the power adapter is connected and the power indicator is on. Cuba kabel HDMI yang berbeza. Ensure source device resolution is supported by the display.
Intermittent video/audio	Poor cable quality, cable length, HDCP issues.	Use high-quality HDMI cables. Ensure HDMI cable length is within recommended limits. Restart all connected devices (source, switch, display).
Alat kawalan jauh tidak berfungsi	Blocked IR path, dead battery, remote out of range.	Ensure a clear line of sight to the IR receiver. Gantikan bateri kawalan jauh. Move closer to the switch.
PIP mode not working or distorted	Unsupported resolution, too few active sources.	Ensure source resolutions are 1080P or 720P for optimal PIP performance. Verify at least two HDMI sources are active.

9. Spesifikasi

Ciri	Perincian
Model	JTECH-4KPIP0401
Versi HDMI	HDMI 1.4b
Versi HDCP	HDCP 1.4 (Does not support HDCP 2.2)
Resolusi yang Disokong	Up to 4Kx2K@30HZ
Sokongan Warna Dalam	24/30/36 bit
Sokongan 3D	ya
Format Audio	DTS/DTS-HD/Dolby-trueHD/Dolby-AC3/DSD
Fungsi PIP	Supports up to 1080P
Port Input	4x HDMI
Port Output	1x HDMI
Bekalan Kuasa	DC 5V/1A
Berat Barang	3.5 Auns
Dimensi (Anggaran)	5.2in (13.2sm) x 3.0in (7.6sm) x 0.5in (1.27sm)

Atas ke bawah view of the J-Tech Digital 4-Port HDMI Switch with dimensions labeled: 5.2 inches (13.2 cm) length, 3.0 inches (7.6 cm) width, and 0.5 inches (1.27 cm) height.

Figure 9.1: Product Dimensions. This image provides a visual representation of the HDMI switch with its approximate measurements.

10. Waranti dan Sokongan

10.1 Maklumat Waranti

This J-Tech Digital product comes with a Waranti 1 Tahun dari tarikh pembelian. Waranti ini melindungi kecacatan pada bahan dan mutu kerja di bawah penggunaan biasa. Sila simpan bukti pembelian anda untuk tuntutan waranti.

10.2 Sokongan Pelanggan

For technical assistance, troubleshooting, or warranty inquiries, please contact J-Tech Digital customer support. You can find contact information and additional resources by visiting the official J-Tech Digital website or referring to the contact details provided in your product packaging.

J-Tech Digital is dedicated to providing high-quality audio-video solutions and support. Our knowledgeable team is available to assist you.

J-Tech Digital JTECH-4KPIP0401