This document is a user manual for a USB color LCD display with touch function. It provides information on precautions, product features, connection and installation methods, as well as system requirements and constraints. The display transfers video signals through a USB interface, is lightweight, and only requires a single USB cable for connection to a computer, which also powers the display. It is suitable for various applications, such as improving work efficiency, entertainment, social interaction, and document creation.
The UM701 is a lightweight USB‑powered color LCD display with an integrated touch panel. It connects to a PC via a single USB cable that supplies both power and video data, eliminating the need for an external power source.
The manual provides step‑by‑step instructions for installing the display and touch drivers, configuring screen settings, and troubleshooting common issues such as no image display or compatibility with 3D applications. This manual is written in Chinese.
| Model | UM701 |
|---|---|
| Resolution | WVGA (800x480) |
| Contrast Ratio | 500:1 |
| Brightness | 250 cd/m² |
| Aspect Ratio | 16:9 |
| Input Voltage | USB (DC 5V) |
| Dimensions (L×W×H) | 190×128×24.8 mm |
| Net Weight | 330 g |
Check that the USB cable is connected and that the UM701 driver has been installed; if the problem persists, reconnect the USB cable or restart the PC.
Disable the legacy USB support option in the BIOS and restart the system.
The UM701 is recognized as a USB device, which is not active until the operating system loads, so DOS output is not displayed.