This document is a user manual for BenQ LCD monitors, including the GL940M/GL940AM, GL941M/GL941AM, GL2040M/GL2040AM, and GL2240M/GL2240AM models. The document provides safety instructions, power safety information, disclaimer, and more.
This manual covers safety precautions, unpacking, and assembly of BenQ LCD monitors, followed by detailed instructions for connecting power, video, and audio cables. It also explains how to install the monitor on various Windows operating systems and how to upgrade existing setups.
Later sections describe the on‑screen display (OSD) menu, picture optimization, hot‑key functions, and a comprehensive troubleshooting guide with FAQs to resolve common image, sound, and power issues.
| DVI‑D socket | Present on models with DVI inputs; absent on analog‑only models |
|---|---|
| OSD menu language options | English, French, German, Italian, Spanish, Polish, Japanese, Czech, Traditional Chinese, Hungarian, Simplified Chinese, Serbo‑Croatian, Romanian, Dutch, Russian, Swedish, Portuguese |
The power‑management mode is active; press any key or move the mouse to wake the monitor.
Press and hold the MENU key for 15 seconds to enter the OSD Lock option and then select “NO”.