I just installed an Acer SB-220Q monitorn and want to decrease the brighness (especially on the browser.
The manual says to press the 'Brightness' button and again when the on screen display menu appears. Then the two arrow keys are supposed to change the brightness level. But, when I press he left or arrow key, nothing happens. The display disappears. My attempts at finding a solution on the web failed; all hits are either the extended manual or retailers selling this monitor. Rich
