This document is the user manual for BenQ G2020HD/G2020HDA/G2220HD/G2220HDA LCD color monitors. The document covers installation, usage, and maintenance of the monitors.
This user manual explains safety precautions, power requirements, and cleaning guidelines to ensure optimal performance and longevity of the BenQ LCD color displays. It covers proper handling, ventilation, and the risks of self‑repair.
The guide details hardware installation, video‑cable connections (D‑Sub and optional DVI‑D), OSD menu navigation, image optimization, and troubleshooting steps for common issues such as blurry images, pixel defects, and OSD lock conditions. This manual is written in Chinese.
| Power Input | AC |
|---|---|
| Video Input (Analog) | D‑Sub (VGA) |
| Video Input (Digital, optional) | DVI‑D |
Unplug the monitor, use a non‑abrasive cloth to wipe the surface, and avoid any liquids, wetting agents, or glass cleaners.
It signals that the power‑management mode is active; press any keyboard key or move the mouse to exit the mode.
Hold the MENU button for 15 seconds to enter the OSD Lock option and change the setting to unlock all OSD controls.