08-10-2017 06:25 AM
RE: U2711b, yellow spot
Looks like you have some image retention and also some yogore/mura smearing defect. You can try to run the LCD Conditioning (page 30). But it may not help this old monitor. Might be time to replace it.
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Run the PC pre-Windows diagnostics
Where do I find my Dell PC Service Tag or Express service code?
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