LG TV blink 3 times then shut off. Model: LG OLED55B7V

IQMIT

Junior Member
Feb 16, 2021
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I bought an LG TV. This week, when I went to turn it on, the power light button would blink 3 times then shut off.
Model: OLED55B7V
I don't know what I should do, please help me.