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Old 12-13-2020, 08:30 AM   #1
adamp91gvm
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Default LG 55uh770v screen just colour cycling

Screen is just cycling though colours no picture just full red then green then blue etc
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Old 12-13-2020, 08:38 AM   #2
adamp91gvm
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Default Re: LG 55uh770v screen just colour cycling

See attached
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Old 12-13-2020, 10:02 AM   #3
dick_barton
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Default Re: LG 55uh770v screen just colour cycling

Do a search through the forum for cycling. I'm sure it's something to do with the EEPROM. Have you tried to do a firmware update.


https://www.lg.com/uk/support/product/lg-55UH770V
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Old 12-13-2020, 10:22 AM   #4
adamp91gvm
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Default Re: LG 55uh770v screen just colour cycling

I'll give it a go any idea how to get into the service menu on this I've tried a few. Going to try a full factory reset
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Old 12-13-2020, 10:26 AM   #5
dick_barton
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Default Re: LG 55uh770v screen just colour cycling

Do a web search and see what you can find.
You can try these
https://www.wikihow.com/Display-the-...Menu-in-LG-TVs
https://factory-reset.com/wiki/LG_Service_Menu

Last edited by dick_barton; 12-13-2020 at 10:36 AM..
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