LG E2442T-BN Owners Manual - Page 19

TROUBLESHOOTING 19 ENEGNLGISH TROUBLESHOOTING Check the following before calling for service. No image appears Is the power cord of the display connected? y y Check and see if the power cord is connected properly to the power outlet. Is the power indicator light on? y y Press the Power button. Is the power on and the power indicator Red? Is the power indicator flickering? y y Adjust the brightness and the contrast. y y If the display is in power saving mode, try moving the mouse or pressing any key on the keyboard to bring up the screen. y y Try to turn on the PC. Do you see an "OUT OF RANGE" message on the screen? y y This message appears when the signal from the PC (video card) is out of horizontal or vertical frequency range of the display. See the 'Specifications' section of this manual and configure your display again. Do you see a "NO SIGNAL" message on the screen? y y When the monitor is on "No-Signal" in 5 minutes, the monitor goes to DPM mode. Do you see a "OSD LOCKED" message on the screen? Do you see "OSD LOCKED" when y y You can secure the current control settings, so that they cannot be you push MENU button? inadvertently changed. You can unlock the OSD controls at any time by pushing the MENU button for several seconds: the message "OSD UNLOCKED" will appear. Display image is incorrect Display Position is incorrect. On the screen background, vertical bars or stripes are visible. Any horizontal noise appearing in any image or characters are not clearly portrayed. y y Press the AUTO button to automatically adjust your display image to the ideal setting. y y Press the AUTO button to automatically adjust your display image to the ideal setting. y y Press the AUTO button to automatically adjust your display image to the ideal setting. y y Check Control Panel ► Display ► Settings and adjust the display to the recommended resolution or adjust the display image to the ideal setting. Set the color setting higher than 24 bits (true color).