AOC U3477PQU - Manual (Page 58)

Troubleshoot
Problem & Question Possible Solutions
Power LED Is Not ON
Make sure the power button is ON and the Power Cord is properly connected
to a grounded power outlet and to the monitor.
No images on the screen
z Is the power cord connected properly?
Check the power cord connection and power supply.
z Is the cable connected correctly?
(Connected using the D-sub cable)
Check the DB-15 cable connection.
(Connected using the DVI cable)
Check the DVI cable connection.
* DVI input is not available on every model.
z If the power is on, reboot the computer to see the initial screen (the login
screen), which can be seen.
If the initial screen (the login screen) appears, boot the computer in the
applicable mode (the safe mode for Windows ME/2000) and then change
the frequency of the video card.
(Refer to the Setting the Optimal Resolution)
If the initial screen (the login screen) does not appear, contact the
Service Center or your dealer.
z Can you see "Input Not Supported" on the screen?
You can see this message when the signal from the video card exceeds
the maximum resolution and frequency that the monitor can handle
properly.
Adjust the maximum resolution and frequency that the monitor can
handle properly.
z Make sure the AOC Monitor Drivers are installed.
Picture Is Fuzzy & Has
Ghosting Shadowing Problem
Adjust the Contrast and Brightness Controls.
Press to auto adjust.
Make sure you are not using an extension cable or switch box. We
recommend plugging the monitor directly to the video card output connector
on the back.
Picture Bounces, Flickers Or
Wave Pattern Appears In The
Picture
Move electrical devices that may cause electrical interference as far away
from the monitor as possible.
Use the maximum refresh rate your monitor is capable of at the resolution
you are using.
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