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Ask Anthony F. Your Own Question
Anthony F.
Anthony F., Owner of TV Service Center
Category: TV
Satisfied Customers: 9830
Experience:  20+ yrs. of experience in TV repair, TV production and engineering as owner of TV service center.
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my panasonic 50 plasma TV wont turn on. The red LED light

This answer was rated:

my panasonic 50" plasma TV won't turn on.
The red LED light on next power button is on.
but it doesn't show any screen.

Anthony's TV :

Hello JA Customer I have been fixing Tv and Electronics since I was 5 years old With better than 20 years experience and 17 years in business

Anthony's TV :

Do you have a blinking light?

Customer:

If I press power button, it will turn on red LED. but TV screen doesn't show anything.

Customer:

but there is grey lit on screen and disappear immediately.

Anthony's TV :

so the red light stays on or starts blinking?

Anthony's TV :

and if so how many blinks?

Customer:

when I press the power button, LED light stays on not blinking.

Customer:

I hear FAN sound from top back of the TV. seems like power is going thru TV but not on the screen.

Anthony's TV :

What happens if you push menu on the side of the tv?

Anthony's TV :

do you see a menu?

Customer:

not at all. no other button is working except power button.

Anthony's TV :

This is highly unusual for this tv

Anthony's TV :

it uasully will throw an error code

Anthony's TV :

when there is no pix

Customer:

I tried remote control but none of the button was working.

Anthony's TV :

it wont turn on or off from the remote?

Customer:

no.

Anthony's TV :

did this problem just happen?

Customer:

Early today morning, there was power outage for about 3 hours.

Anthony's TV :

or did somehing happen Dropped...power surge .....storm....turned it on it was like this??...

Customer:

it happened today.

Anthony's TV :

ok

Anthony's TV :

im not sure if this will work

Anthony's TV :

since its not listening to the remote

Anthony's TV :

but lets try a reset

Anthony's TV :

hold the vol down on the tv

Anthony's TV :

at the same time hold MENU on the remote

Anthony's TV :

hold both for 8 secs

Anthony's TV :

together

Anthony's TV :

tell me if you see anything?

Customer:

ok, just a minute, i will try now.

Anthony's TV :

ok

Customer:

tried but no effect.

Anthony's TV :

ok do it again just to be sure

Anthony's TV :

then unplug the tv

Customer:

ok

Anthony's TV :

make sure you have the remote where the tv can see it

Anthony's TV :

if the tv went ino service and we just cant see it

Anthony's TV :

it will reset itself when we plug it back in

Anthony's TV :

otherwise you have a bad A board

Customer:

i just did as you said.

Customer:

but as I told you except power button on TV no other button was working.

Customer:

tv remote control was not responding. other button on the right side of TV was not working, either.

Anthony's TV :

yeah i was afraid of that

Anthony's TV :

you need a new board

Anthony's TV :

out of stock

Customer:

i found that board from google. but do you think it will fix the problem.

Anthony's TV :

it should

Anthony's TV :

the rest of the tv apears to be running

Customer:

good, I can do some electronic work since I am a computer engineer.

Customer:

also, I saw when Bestbuy technician was fixing this TV.

Anthony's TV :

Bestbuy technician.....lol

Customer:

one more question,

Customer:

are you sure,


TNPH0721AC
Customer:

is right one? to be sure.

Anthony's TV :

you will have to compare with whats in the tv

Anthony's TV :

it should be right

Anthony's TV :

but there is an A version of this tv and some parts are differerent

Customer:

I will open the back of the TV and look at the version and order part..

Anthony F. and other TV Specialists are ready to help you