This PDF file is about the ViewSonic VA2448-LED/VA2448m-LED display, which has been awarded the TCO Certified label. This means that it has been designed, manufactured and tested in accordance with some of the world's strictest quality and environmental requirements, making it a high performance product.
This manual covers the ViewSonic VA2448‑LED/VA2448m‑LED LCD display, a TCO‑certified, low‑energy monitor that meets RoHS and other environmental standards. It includes safety guidance, environmental compliance information, and product registration details.
The guide walks you through quick installation, optional wall‑mount setup, display‑mode configuration, menu and power‑lock settings, image adjustment, troubleshooting, cleaning, and warranty information, with contact details for customer support. This manual is written in Chinese.
Do not use the display near water, keep ventilation openings clear, avoid touching the screen, and follow all warning messages in the manual.
Use a clean, soft, lint‑free cloth to wipe the screen; avoid cleaners containing ammonia or alcohol.