Einführung
This user manual provides comprehensive instructions for the setup, operation, and maintenance of your Prechen 12.3-inch Portable Touchscreen Monitor. Designed for versatility and portability, this monitor enhances your productivity and entertainment experience across various devices.
Hauptmerkmale
- FHD Portable Touchscreen: 12.3-inch IPS display with 1920x720 resolution for vibrant colors and clear images. Features responsive 10-point capacitive touch functionality.
- Ultimate Portability and Flexibility: Lightweight design with a foldable stand, ideal for use in the office, home, or while traveling.
- Mehrere Verbindungsoptionen: Supports HDMI and USB-C connections for compatibility with laptops, phones, and other devices.
- Built-in Speakers & CNC Materials: Equipped with dual speakers for clear audio. Constructed with precise CNC technology to ensure accurate dimensions and improved overall quality.
- Real-Time System Monitoring: Seamlessly integrates with AIDA64 (software not included) for monitoring CPU, GPU, and system health on Windows.

Figure 1: The Prechen 12.3-inch monitor highlighting its 10-point multi-touch capability and CNC metal shell design.
Packungsinhalt
Bitte vergewissern Sie sich, dass alle Artikel im Paket vorhanden sind:
- Prechen 12.3" tragbarer Touchscreen-Monitor
- Foldable Stand/Protective Cover
- USB-C-zu-USB-C-Kabel (für Stromversorgung, Video und Touch)
- HDMI-zu-HDMI-Kabel (für Video)
- USB-A to USB-C Cable (for power/touch when using HDMI)
- Netzteil
- Benutzerhandbuch (dieses Dokument)

Figure 2: Contents of the package, including the monitor, cables, and power adapter.
Aufstellen
The Prechen portable monitor offers flexible connectivity options:
1. Single Cable Connection (USB-C 3.1 DP ALT-MODE or Thunderbolt 3/4)
For devices with a full-featured USB-C port (supporting DisplayPort Alternate Mode or Thunderbolt), a single USB-C to USB-C cable can provide power, video, and touch functionality.
- Connect one end of the included USB-C to USB-C cable to the monitor's USB-C port.
- Connect the other end of the USB-C to USB-C cable to your device's compatible USB-C port.
- Der Monitor sollte das Signal automatisch erkennen und sich einschalten.

Figure 3: Illustration of connecting the monitor using a single USB-C cable for power, video, and touch.
2. Dual Cable Connection (HDMI + USB-A)
For devices without a full-featured USB-C port, you will need to use both an HDMI cable for video and a USB-A to USB-C cable for power and touch functionality.
- Connect one end of the included HDMI cable to the monitor's HDMI port and the other end to your device's HDMI port.
- Connect the USB-C end of the USB-A to USB-C cable to the monitor's USB-C port.
- Connect the USB-A end of the USB-A to USB-C cable to your device's USB-A port or a power adapter.
- Ensure both cables are securely connected for proper operation and touch functionality.

Figure 4: Setup using HDMI for video and USB-A to USB-C for power and touch.
Wichtige Hinweise zur Einrichtung:
- Stromversorgung: If your device cannot provide sufficient power via USB-C, please use the included power adapter to ensure stable operation.
- Touch-Funktionalität:
- MacBook only supports 1-point touch. Ensure the mouse cursor is on the monitor for touch input.
- iPhone, iPad, and Game Devices (e.g., PS3/4/5, Switch, X-box, Steam-Deck, Fire TV stick/cube) NICHT support the touch function due to system limitations.
- For Windows, you may need to go to "Tablet PC Settings" in the Control Panel to set up the touch function if it's the first touchscreen connected.
Monitor bedienen
Grundlegende Bedienelemente
The monitor features intuitive buttons for control:
- EIN/AUS: Zum Ein- oder Ausschalten des Monitors drücken und halten.
- OBEN UNTEN: Navigieren Sie durch die Menüoptionen oder passen Sie die Einstellungen an.
- Speisekarte: Access the on-screen display (OSD) menu.
- Zurückkehren: Kehren Sie zum vorherigen Menü zurück oder beenden Sie das OSD.
- Audiobuchse: Schließen Sie externe Kopfhörer oder Lautsprecher an.

Abbildung 5: Überview of the monitor's control buttons and input/output ports.
Anzeigemodi
Once connected, you can configure your computer's display settings to utilize the portable monitor in various modes:
- Erweiterter Modus: Erweitert Ihren Desktop auf beide Bildschirme und bietet so mehr Arbeitsfläche. Ideal für Multitasking.
- Duplizierter Modus: Mirrors your primary display, showing the same content on both screens. Useful for presentations or sharing content.
- Nur-Zweiter-Bildschirm-Modus: Displays content only on the portable monitor, turning off your primary display.

Figure 6: The monitor set up in Extended Mode, providing additional screen real estate.

Figure 7: The monitor displaying content in Duplicated Mode, mirroring the main screen.
Touch-Funktionalität
The 10-point capacitive touchscreen allows for intuitive interaction:
- Use gestures like tap, pinch-to-zoom, and swipe for navigation and control.
- Adjust text size or image zoom directly on the screen.

Figure 8: Various multi-touch gestures supported by the monitor, including touch, enlarge, narrow, drag, and 2-finger touch.
System Monitoring (AIDA64)
For Windows users, the monitor can be used for real-time system monitoring:
- Integrate with AIDA64 (software not included) to display CPU, GPU, and other system performance metrics.
- This provides a quick glance at your computer's health without interrupting your main workflow.

Figure 9: The monitor used to display real-time CPU and GPU workload information.
Wartung
- Reinigung: Reinigen Sie den Bildschirm mit einem weichen, fusselfreien Tuch. Bei hartnäckigen Flecken leicht andrücken.ampReinigen Sie das Tuch mit Wasser oder einem für Bildschirme geeigneten Reiniger. Vermeiden Sie aggressive Chemikalien.
- Handhabung: Always handle the monitor with care. Avoid dropping it or placing heavy objects on it.
- Lagerung: Bewahren Sie den Monitor bei Nichtgebrauch in seiner Schutzhülle auf, um Kratzer und Beschädigungen zu vermeiden.
- Temperatur: Vermeiden Sie es, den Monitor über längere Zeiträume extremen Temperaturen oder direkter Sonneneinstrahlung auszusetzen.
Fehlerbehebung
If you encounter issues with your Prechen monitor, please refer to the following common solutions:
- Kein Display/Stromanschluss:
- Stellen Sie sicher, dass alle Kabel (USB-C, HDMI, Stromkabel) fest angeschlossen sind.
- If using a single USB-C cable, verify your device's USB-C port supports DisplayPort Alternate Mode and sufficient power delivery. Try connecting the external power adapter.
- Test with different cables if possible.
- Touch-Funktion funktioniert nicht:
- Confirm that the USB-A to USB-C cable (for HDMI connections) or the full-featured USB-C cable is connected, as touch requires a USB data connection.
- For Windows, navigate to "Control Panel" > "Tablet PC Settings" and follow the setup prompts to calibrate the touchscreen.
- Remember that iPhone, iPad, and most game devices do not support touch functionality with this monitor. MacBook supports only 1-point touch.
- Display is Squished or Stretched:
- Adjust the aspect ratio settings on your connected device (laptop/PC display settings).
- The monitor's native resolution is 1920x720. Ensure your device's output resolution is compatible or set to extend mode for optimal display.
- No Sound from Monitor Speakers:
- Check your device's audio output settings to ensure sound is directed to the Prechen monitor.
- Adjust the volume on both your device and the monitor.
Technische Daten
| Besonderheit | Detail |
|---|---|
| Marke | Prechen |
| Modellnummer | HD-123 |
| Bildschirmgröße | 12.3 Zoll |
| Auflösung | 1920x720 Pixel |
| Seitenverhältnis | 16:9 |
| Bildhelligkeit | 450 Candela |
| Bildschirmoberfläche | Glänzend |
| Technische Daten | 0.59 x 11.8 x 5.1 Zoll |
| Artikelgewicht | 2.97 Pfund |
| VESA-Kompatibilität | 75x75mm (as per images) |
Kundenservice
For further assistance, technical support, or warranty inquiries, please contact Prechen customer service through the retailer's platform or visit the official Prechen webWebsite.
Besuchen Sie die Prechen Store on Amazon für weitere Informationen.




