Asus PQ22U Series, User Manual

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3-10 Chapter 3: OSD (On-Screen Display) menu
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 there is
no screen image
• Check if the monitor and the computer are
in the 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 bounces or a wave pattern is
present in the image
• Make sure the signal cable is properly
connected to 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.
HDR content is not played properly • Make sure the input source supports HDR
playback (with proper system settings and
latest software).
• Make sure the content is HDR encoded.