What to do if my BenQ T221WA picture shows “ NO SIGNAL INPUT ”?
If your BenQ Monitor displays “NO SIGNAL INPUT”, verify that your computer is powered on. Also, check to ensure the video signal cable is securely connected to both the monitor and the computer.
Why is there no picture on my BenQ Monitor but the LED indicator is orange?
If your BenQ Monitor's LED indicator is orange but there's no picture, make sure your computer is turned on and not in power-saving mode. Try moving the mouse or pressing a key to wake it up. Also, verify that the video signal cable is properly connected to both the monitor and the computer.
How to fix “ INPUT SIGNAL OUT OF RANGE ” on BenQ Monitor?
If your BenQ Monitor displays “INPUT SIGNAL OUT OF RANGE”, ensure that the resolution and/or refresh rate is set correctly.
How to troubleshoot a BenQ T221WA with no picture and the LED indicator is not lit?
If your BenQ Monitor has no picture and the LED indicator is not lit, ensure the monitor is turned on by pressing the power button again. Check that the power cord is properly connected to both the monitor and the power outlet. Also, verify that the power outlet is providing electricity; you can test this by plugging in another device.
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