My LG 37LG50 TV wont turn on when I push the power button the red standby light blinks 5 times then the backlight turns on and the standby light turns blue but no picture or sound. I replaced the power board nothing changed put original back in.
SOURCE: lg 26lg30 light blinks red blue wont turn on.
you have a bad cap in the power supply
these are can shaped device thet if bad will vent anf put up on the top the valoue is wrtten on the side trplace them and you should be good to go
SOURCE: LG 47LC7DF Green Light Blinks 16 Times - No Picture or Sound
The lights indicate what the issue is. Kind of like your check engine light in your car tells you something is wrong with the engine.
SOURCE: Tv turns on green light blinks three times then TV turns off
Ur power supply board is dead.Tries websites Shopjimmy.com,Ebay.com to buy a refurbish power supply board for the replacement.
SOURCE: No Sound, No Picture on LG 42LC7D
I do not have a solution but I have the same situation with my tv
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