1. Pendahuluan
This manual provides detailed instructions for the setup, operation, and maintenance of your Prechen 12.3-inch Portable Monitor, Model HD-123. Please read this manual thoroughly before using the product to ensure proper functionality and to prevent damage. Keep this manual for future reference.
2. Produk Lebihview
The Prechen HD-123 is a 12.3-inch IPS stretched bar display designed for use as a secondary monitor. It features a 1920x720 resolution, 300 nits brightness, 1200:1 contrast ratio, and 178° wide viewing angles. It includes built-in speakers and supports both USB-C and HDMI connectivity.
Port dan Kontrol

Gambar: Close-up view of the monitor's side, highlighting the 3.5mm headphone jack, power button, menu button, return button, and shortcut keys for brightness and volume. Two USB-C ports and one HDMI port are also visible.
- Port USB-C (x2): One port supports both video transmission and power delivery (full-featured USB 3.1). The other is for power only.
- Port HDMI: Untuk input video.
- Jack Headphone 3.5mm: Untuk keluaran audio.
- Tombol Daya: Menyalakan/mematikan monitor.
- Tombol Menu: Mengakses menu Tampilan di Layar (OSD).
- Tombol Kembali: Navigates back in the OSD menu.
- Tombol Pintas: Adjust brightness and volume directly.
3. Pengaturan
Menghubungkan Monitor
The monitor supports two primary connection methods: USB-C (single cable) and HDMI (with separate power).

Image: Illustration demonstrating how to connect the monitor using a single USB-C cable for both video and power, and an alternative method using an HDMI cable for video and a USB-A to USB-C cable for power.
- USB-C Connection (Single Cable):
- Ensure your device (laptop, smartphone, etc.) has a full-featured USB-C port that supports DisplayPort Alternate Mode and power delivery.
- Hubungkan salah satu ujung kabel USB-C ke USB-C yang disediakan ke port USB-C perangkat Anda.
- Connect the other end of the USB-C to USB-C cable to the monitor's full-featured USB-C port. The monitor should automatically receive video signal and power.
- HDMI Connection (with separate power):
- Connect one end of an HDMI cable to your device's HDMI output.
- Connect the other end of the HDMI cable to the monitor's HDMI port.
- Connect the provided USB-A to USB-C power cable to a power source (e.g., wall adapter, laptop USB-A port) and the monitor's power-only USB-C port.
Pemasangan VESA
The monitor supports 75x75mm VESA mounting for flexible positioning.

Gambar: Bagian belakang view of the monitor, indicating the 75x75mm VESA mounting pattern. A separate stand is shown next to it, demonstrating alternative placement options.
- Locate the four screw holes on the back of the monitor.
- Attach the monitor to a compatible 75x75mm VESA mount or arm using appropriate screws (not included).
4. Petunjuk Pengoperasian
Daya Hidup/Mati
- Press the Power Button to turn the monitor on.
- Press and hold the Power Button for 3 seconds to turn the monitor off.
Menu Tampilan Pada Layar (OSD)
Press the Menu Button to access the OSD menu. Use the shortcut keys (brightness/volume) to navigate and adjust settings. Press the Return Button to exit a submenu or the OSD menu.
- Kecerahan/Kontras: Adjust display luminance and contrast levels.
- Pengaturan Warna: Ubah suhu warna, rona, dan saturasi.
- Sumber Masukan: Manually select between USB-C and HDMI inputs if auto-detection fails.
- Pengaturan Audio: Sesuaikan volume untuk speaker internal atau headphone yang terhubung.
- Rasio Aspek: Change the display aspect ratio if needed.
Mode Tampilan
Saat terhubung ke komputer, Anda dapat mengkonfigurasi mode tampilan melalui pengaturan tampilan sistem operasi Anda:
- Modus Duplikat: The monitor mirrors the content of your primary display.
- Perpanjang Mode: The monitor acts as an extension of your primary display, providing additional screen space.
- Hanya Layar Kedua: Only the portable monitor displays content.
5. Pemeliharaan
- Membersihkan Layar: Gunakan kain lembut dan bebas serat untuk sedikit membersihkannya.ampBersihkan dengan air atau pembersih layar. Jangan semprotkan pembersih langsung ke layar.
- Membersihkan Casing: Bersihkan monitor casinBersihkan dengan kain lembut dan kering. Hindari pembersih abrasif.
- Penyimpanan: Saat tidak digunakan dalam jangka waktu lama, simpan monitor di tempat yang sejuk dan kering, jauh dari sinar matahari langsung dan suhu ekstrem.
- Penanganan: Handle the monitor with care to avoid dropping or impacting the screen.
6. Penyelesaian masalah
- Tidak ada sinyal:
- Pastikan semua kabel tersambung dengan aman.
- Verify that your device's USB-C port supports video output (DisplayPort Alt Mode) if using a single USB-C cable.
- If using HDMI, ensure the monitor is receiving power via the separate USB-C power cable.
- Try selecting the input source manually through the OSD menu.
- Tidak Ada Daya:
- Check the power cable connection and the power source.
- Ensure the power adapter (if used) is functioning correctly.
- Layar Berkedip:
- Periksa sambungan kabel apakah ada yang longgar.
- Coba kabel atau port lain.
- Pastikan driver grafis perangkat Anda sudah diperbarui.
- Tidak ada suara:
- Adjust the volume through the monitor's OSD menu and your connected device.
- Ensure the audio output is directed to the monitor in your device's sound settings.
7. Spesifikasi

Image: Visual representation of the monitor's key features: 12.3-inch screen, 85% NTSC color gamut, Plug and Play functionality, 300 cd/m² brightness, 1920x720p resolution, 8-bit color, and 16.7M display colors.
| Fitur | Spesifikasi |
|---|---|
| Nomor Model | HD-123 |
| Ukuran Layar | 12.3 inci |
| Jenis Panel | Layar LCD IPS |
| Resolusi | 1920 x 720 Piksel |
| Kecerahan | 300 cd/m² (nits) |
| Rasio Kontras | 1200:1 |
| Viewsudut ing | 178° |
| Gamut Warna | 85% NTSC |
| Kedalaman Warna | 8-bit (16.7 Million Colors) |
| Konektivitas | 2x USB-C (1 full-featured, 1 power-only), 1x HDMI |
| Suara | Built-in Speakers, 3.5mm Headphone Jack |
| Pemasangan | 75x75mm VESA Compatible |
| Bahan | Logam |
| Dimensi Produk | 0.59x11.8x5.1 inci |
| Berat Barang | 2.14 pon |
8. Informasi Garansi
Prechen products are covered by a limited warranty against defects in materials and workmanship. The specific warranty period may vary by region and retailer. Please retain your proof of purchase for warranty claims. For detailed warranty terms and conditions, refer to the warranty card included with your product or contact customer support.
9. Dukungan
If you encounter any issues or have questions regarding your Prechen 12.3-inch Portable Monitor, please contact our customer support team. Provide your product model number (HD-123) and a detailed description of the issue for faster assistance.
- Dukungan online: Visit the official Prechen websitus untuk Tanya Jawab dan sumber daya dukungan.
- Dukungan Email: Refer to your product packaging or warranty card for contact email.




