1. Pengenalan
This manual provides detailed instructions for the installation, operation, and maintenance of your J-Tech Digital 55-inch Video Wall LCD Display Monitor, model ZT-DS55-WL. Please read this manual thoroughly before using the product to ensure proper functionality and to prevent damage.
The J-Tech Digital 55-inch Video Wall LCD Display Monitor is designed for commercial signage and video wall applications. It features a 1080P @ 60Hz display, HDMI, DVI, and USB inputs, a 1.7mm ultra-narrow bezel, a matte finish screen, and an anti-glare panel for wide viewsudut-sudut.
2. Maklumat Keselamatan
Sentiasa patuhi langkah berjaga-jaga keselamatan asas untuk mengurangkan risiko kebakaran, renjatan elektrik dan kecederaan kepada orang ramai.
- Jangan dedahkan produk ini kepada hujan atau lembapan.
- Jangan buka produk. Rujuk semua servis kepada kakitangan servis yang berkelayakan.
- Pastikan pengudaraan yang betul di sekeliling paparan.
- Gunakan hanya penyesuai kuasa yang dibekalkan dengan unit.
- Clean the display with a soft, dry cloth. Avoid liquid cleaners.
3. Kandungan Pakej
Sahkan bahawa semua item terdapat dalam pakej:
- J-Tech Digital 55" Video Wall LCD Display Monitor (ZT-DS55-WL)
- Kabel Kuasa
- Remote Control (if applicable, not explicitly mentioned but common)
- Manual Pengguna (dokumen ini)
4. Ciri-ciri Produk
- 55-inch Full HD 1080P @ 60Hz LCD Display
- Ultra-narrow 1.7mm bezel for seamless video wall configurations
- Multiple inputs: HDMI, DVI, USB, RS232 In/Out
- Matte finish screen with anti-glare panel
- lebar viewsudut-sudut
- 500 cd/m² brightness for clear visibility in bright environments
5. Persediaan
5.1 Membongkar dan Meletakkan
Carefully remove the display from its packaging. It is recommended to have at least two people for handling due to its size and weight (50 pounds). Place the display on a stable, flat surface or mount it securely using a compatible VESA mount (not included).
5.2 Menyambung Kabel
Refer to the diagram below for the location of input and output ports on the back panel.

Image 1: Back Panel Ports. This image illustrates the various input and output ports located on the rear of the J-Tech Digital 55-inch Video Wall LCD Display Monitor. Key ports include LED indicator, RS232 In/Out, HDMI, DVI In, USB, and 110-230V AC power input.
- Sambungan Kuasa: Connect the supplied power cable to the 110-230V AC input on the display and then to a grounded power outlet.
- Input Video:
- HDMI: Connect an HDMI cable from your source device (e.g., media player, computer) to the HDMI input on the display.
- DVI: Connect a DVI cable from your source device to the DVI IN port on the display.
- USB: The USB port can be used for media playback or firmware updates.
- Control Connections (RS232): For advanced control and video wall synchronization, connect RS232 IN/OUT ports between multiple displays or to a control system.
5.3 Kuasa Awal Hidup
After all connections are secure, plug the power cable into the wall outlet. The display should power on or enter standby mode. Use the remote control or the physical buttons on the display to turn it on if it remains in standby.
6. Arahan Operasi
6.1 Operasi Asas
- Hidupkan/Mati Kuasa: Press the power button on the remote control or the display's control panel.
- Pemilihan Input: Use the "Input" or "Source" button on the remote to cycle through available inputs (HDMI, DVI, USB).
- Navigasi Menu: Use the arrow keys and "OK" or "Enter" button on the remote to navigate the on-screen display (OSD) menu.
6.2 Menu Paparan Pada Skrin (OSD).
The OSD menu allows you to adjust various display settings. Common settings include:
- Tetapan Gambar: Kecerahan, Kontras, Suhu Warna, Nisbah Aspek.
- Tetapan Audio: Volume (if internal speakers are present, though primarily a display).
- Tetapan Paparan: Input Source, Resolution Information.
- Tetapan Lanjutan: Video Wall configuration, RS232 settings.
6.3 Video Wall Configuration
This display is designed for video wall applications. Multiple units can be combined to create a larger display. The ultra-narrow 1.7mm bezel minimizes the gap between screens, resulting in a 3.5mm bezel-to-bezel distance.

Image 2: Display Features and Inputs. This image highlights the Full HD 1080P @ 60Hz display capability, the 1.7mm bezel, matte screen finish with anti-glare panel, and the available inputs: HDMI, DVI, USB, and LAN/RJ45.

Image 3: Video Wall Bezel Measurement. This image demonstrates how two displays combine to form a video wall, illustrating the 1.75mm bezel per display and the resulting 3.5mm bezel-to-bezel distance for a near-seamless visual experience.
Consult the OSD menu for specific video wall settings, which typically include:
- Mod Matriks: Configure the number of rows and columns in your video wall (e.g., 2x2, 3x3).
- Display ID: Assign a unique ID to each display within the video wall.
- Pampasan Bezel: Adjust settings to account for the physical bezel width, ensuring content appears continuous across screens.
For optimal performance in bright environments, the display offers wide viewing angles and 500 cd/m² brightness.

Image 4: Wide Viewing Angles and Brightness. This image shows the display in a conference room setting, demonstrating its wide viewsudut dan ample brightness (500 Candela) for clear visibility, even in well-lit rooms, making it suitable for displaying detailed information like stock market data.
7. Penyelenggaraan
7.1 Membersihkan Paparan
Untuk membersihkan skrin paparan dan kabinet:
- Sentiasa cabut kabel kuasa sebelum membersihkan.
- Gunakan kain lembut dan tidak berbulu untuk mengelap skrin dengan lembut. Untuk tanda degil, ringankan dampen kain dengan air atau pembersih skrin yang lembut dan tidak melelas.
- Lap kabinet dengan kain lembut dan kering.
- Avoid using alcohol, benzene, thinners, or other volatile substances, as they may damage the display surface.
7.2 Penyimpanan
If storing the display for an extended period, ensure it is powered off, unplugged, and stored in a cool, dry place, preferably in its original packaging to protect it from dust and physical damage.
8. Penyelesaian masalah
| Masalah | Kemungkinan Punca | Penyelesaian |
|---|---|---|
| Tiada kuasa | Power cable not connected; Power outlet not working; Display is off. | Check power cable connection; Test outlet with another device; Press power button on display or remote. |
| Tiada gambar di skrin | Incorrect input source selected; Video cable loose or faulty; Source device not outputting signal. | Select correct input source; Reconnect video cable securely; Check source device's power and video output. |
| Imej berkelip-kelip atau herot | Video cable issue; Resolution mismatch; Interference. | Try a different video cable; Adjust source device resolution to 1080p @ 60Hz; Ensure display is away from strong electromagnetic sources. |
| Alat kawalan jauh tidak berfungsi | Batteries dead or incorrectly inserted; Obstruction between remote and display sensor. | Replace batteries; Ensure clear line of sight to display's IR sensor. |
If the problem persists after attempting these solutions, please contact J-Tech Digital customer support.
9. Spesifikasi
| Ciri | Perincian |
|---|---|
| Nombor Model | ZT-DS55-WL |
| Saiz Skrin | 55 Inci |
| Resolusi | FHD 1080p (1920 x 1080) |
| Kadar Segar Semula | 60Hz |
| Nisbah Aspek | 16:9 |
| Lebar Bezel | 1.7mm (Ultra-Narrow) |
| Bezel-to-Bezel Distance | 3.5mm |
| Kecerahan Imej | 500 Candela (cd/m²) |
| Permukaan Skrin | Matte, Anti-Glare Panel |
| Input | HDMI, DVI, USB, RS232 In |
| Keluaran | RS232 Keluar |
| Dimensi Produk (L x W x H) | 47.78 x 3.47 x 26.94 inci |
| Berat Barang | 50 paun |
| Pengeluar | J-Tech Digital |
10. Waranti dan Sokongan
10.1 Maklumat Waranti
J-Tech Digital products typically come with a manufacturer's warranty. Please refer to the warranty card included with your product or visit the official J-Tech Digital weblaman web untuk terma dan syarat jaminan terperinci. Simpan resit pembelian anda sebagai bukti pembelian untuk tuntutan jaminan.
Protection plans are also available for purchase, such as the 4-Year Protection Plan or Complete Protect monthly plan, which may offer extended coverage beyond the standard manufacturer's warranty. For details on these plans, please refer to the information provided at the point of purchase or contact the plan provider.
10.2 Sokongan Pelanggan
For technical assistance, troubleshooting, or product inquiries, please contact J-Tech Digital customer support:
- Kedai Amazon: Visit the J-Tech Digital Store on Amazon
- Maklumat Hubungan: Refer to the contact information provided on the Amazon seller page or the official J-Tech Digital webtapak.





