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Dell #XPS-27 2720 All-in-One Computer

Dell #XPS-27/2720 All-in-One Computer

“Screen became Pink & Computer Smells of Electrical-Smoke”

I have Serviced Computer as Follows:
Observed Pink distorted video on POST and after boot
Determined LCD Converter Board is failing
Replaced Failing Dell XPS 27 2720 LCD-Board
Did not resolve issue
Replaced Dell XPS 27 2720 LCD (entire LCD w/ digitizer)
Did not resolve issue

External video out is normal color / tone So I think it is not CPU ( no GPU)
not ram and not Motherboard

Could LVDS 1 or 2  cables be issue or ?
Displays / MonitorsComponentsHardwareDell

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8/22/2022 - Mon