Acer XZ322QU User Manual - Page 27

English 2. Toggle the joystick to the up or down to select "Save Setting to..." from the OSD.Then toggle to the right to navigate to the element you wish to adjust and press the joystick to enter it. Troubleshooting Before sending your LCD monitor for servicing, please check the troubleshooting list below to see if you can self-diagnose the problem. HDMI1 /HDMI2/DP Mode Problem No picture visible LED status Blue Off Remedy Using the OSD menu, adjust brightness and contrast to maximum or reset to their default setting. Check the power switch. Check if the AC power cord is properly connected to the monitor. Red Check if the video signal cable is properly connected at the back of monitor. Check if the computer system is switched on and in power saving/standby mode. 15