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820-3330 backlight working, blank screen

Thread starter G.Beard
Start date Sep 17, 2018

G.Beard

New member

#1

Liquid damage board.

Backlight working, blank screen. Tested with a good screen no difference.
Connector looks fine. Will test voltages.

Alan.L

Member

#2

probably PP3V3_SW_LCD is missing. check L9000 and trace to the LCD connector.

2informaticos

Administrator

Staff member

#3

Do you mean pure white, or black screen?
In first case, missing 3.3V for TFT matrix on the LCD...

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