You need to remove the computer and all cabling from the troubleshooting. * While still connected to the computer and both are on, open the monitor OSD (On Screen Display) * Go to Others- Factory Reset- Reset All Settings * Run the monitor Self-Test and BID (Built-In Diagnostic) (pages 54-56) - If you see the issue on the Self-Test screen and colored BID screens, the monitor is faulty and should be exchanged if still under the purchased warranty. - If you do not see the issue, the fault lies with either the computer, video card, drivers, or cabling.
DELL-Chris M
Community Manager
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January 7th, 2016 17:00
You need to remove the computer and all cabling from the troubleshooting.
* While still connected to the computer and both are on, open the monitor OSD (On Screen Display)
* Go to Others- Factory Reset- Reset All Settings
* Run the monitor Self-Test and BID (Built-In Diagnostic) (pages 54-56)
- If you see the issue on the Self-Test screen and colored BID screens, the monitor is faulty and should be exchanged if still under the purchased warranty.
- If you do not see the issue, the fault lies with either the computer, video card, drivers, or cabling.