BenQ LCD Color Monitor User's Guide
C. Refresh Rate Selection
There is no need to choose the highest possible refresh rate on a LC display. It is not technically possible for an LC display to flicker. Even at a refresh rate of 60 Hz you will get an absolutely flicker- free image. More important is that you make sure that you use one of the factory modes. In con- trast to a modern CRT monitor, which is a multiscan monitor, the LC display is a
1.Double click the “Display” icon in the control panel.
2.From the “Display Properties” window, select the “Settings” tab. Click the “Advanced properties” button in the bottom right corner.