Article Number: 000178456
Description | The following article provides the steps to properly troubleshooting your screen in case of distortion or lines showing up during normal use. |
Alienware Desktops | Alienware Consoles | ||||||
Run a On-line Diagnostic First! Click Here |
Most Dell monitors have a Built In Self Test that will allow you determine if the problem is related to your monitor or to your computer
Refer to your monitor manual for instructions on how to run the Built In Self Test.
Click Here to search for your monitor's manual.
Use good quality cables and adapters
Try different ports in your monitor and in your system
If you have to use any kind of adapter to connect your monitor try replacing it
Try another monitor or try your monitor on a different computer, this is the quickest way to determine if your computer has an issue
If the distortion is also present on a known working monitor, follow our article Resolve Hardware Issues With Built-in and Online Diagnostics (SupportAssist ePSA, ePSA or PSA Error Codes) for further testing
Set screen resolution to the monitor native resolution
Latest BIOS is available at our Drivers and Downloads Page
Click Here for help on how to update your BIOS.
You may visit NVIDIA or AMD for the latest driver for your system
Important: Please visit our Drivers and Downloads Page in case the above drivers do not work for you.
21 Feb 2021
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