This document is the user guide for the ViewSonic® VA912 LCD display, which provides information on the packaging, precautions, quick installation, screen adjustment, and main menu control of the product.
This guide covers important safety instructions, product registration, package contents and quick installation procedures for the ViewSonic VA912 LCD display. It also includes optional wall‑mount installation, screen‑adjustment settings, main‑menu controls and troubleshooting advice.
Additional sections describe how to clean the display, the limited three‑year warranty terms, and how to obtain customer support. The document is multilingual but the core instructions are presented in Chinese with English excerpts. This manual is written in Chinese.
Connect the power cable and AC/DC transformer, then connect the video cable, close the display, and finally turn on the LCD display before powering up the computer.