Asus PA238Q User Guide - Page 26

3.3 Troubleshooting (FAQ) Problem Possible Solution Power LED is not ON • Press the button to check if the monitor is in the ON mode. • Check if the power cord is properly connected to the monitor and the power outlet. • Check if the power switch is ON. The power LED lights amber and • Check if the monitor and the computer are in the there is no screen image ON mode. • Make sure the signal cable is properly connected the monitor and the computer. • Inspect the signal cable and make sure none of the pins are bent. • Connect the computer with another available monitor to check if the computer is properly working. Screen image is too light or dark • Adjust the Contrast and Brightness settings via OSD. Screen image is not centered or sized properly • Press the button for 2 ~ 4 seconds to automatically adjust the image (for VGA mode only). • Adjust the H-Position or V-Position settings via OSD. Screen image bounces or a wave • Make sure the signal cable is properly connected to pattern is present in the image the monitor and the computer. • Move electrical devices that may cause electrical interference. Screen image has color defects (white does not look white) • Inspect the signal cable and make sure that none of the pins are bent. • Perform All Reset via OSD. • Adjust the R/G/B color settings or select the Color Temperature via OSD. Screen image is blurry or fuzzy • Press the button for 2 ~ 4 seconds to automatically adjust the image (for VGA mode only). • Adjust the Phase and Clock settings via OSD. No sound or sound is low • Adjust the volume settings of both your monitor and computer. • Make sure the computer sound card driver is properly installed and activated. • Check your input source. The audio function will be disabled in VGA or DVI input source. 3-10 Chapter 3: OSD (On-Screen Display) Menu