Acer AL2223WD AL2223WD Service Guide - Page 25

OPERATING INSTRUCTIONS Chapter 2 Front Panel Definition This Section defines the front panel User Interface for Led Indictor and Key function. Key Definition: There are five keys defined in this system and described bellows. * Adjusting display settings External Controls Power on/off 1 POWER Blue: power on Orange: in sleep mode 2 OSD Press to view OSD. Function Press again to exit a selection in OSD. If OSD is active, press to select or adjust OSD options. If OSD 3 UP/ PLUS is inactive, press once, then press the buttons marked or to adjust the volume. If OSD is active, press to select or adjust OSD options. If OSD 4 DOWN / is inactive, press once, then press the buttons marked or MINUS to adjust the volume. If OSD is active, press to enter a selection in OSD. If OSD is 5 AUTO inactive, press and the monitor will automatically optimize the position, focus and clock of your display. - 25 -