Answer

1.Please remove power cord on the monitor around one minute.

2.Please re-plug power cord on the monitor.

3.Please do reset once under OSD menu.

Models

MAG 321UP QD-OLED, MAG 322UP QD-OLED E16, MAG 321UPX QD-OLED, MAG 272UP QD-OLED X24, MAG 321CUP QD-OLED, MAG 341CQP QD-OLED, MPG 272URX QD-OLED, MAG 321CQF E18, MAG 272QPW QD-OLED X28, MAG 271QPX QD-OLED E2, MPG 341CQPX QD-OLED, MPG 321URXW QD-OLED, MPG 322URX QD-OLED, MPG 321CURX QD-OLED, MAG 271QP QD-OLED X24, MAG 271QPX QD-OLED, MPG 321URX QD-OLED