Tv don't come on

You have bad LED backlights

There is a system error then. If a red LED is blinking and the TV is not working properly it means that the TV has detected an issue or problem. Most of the Red LED blink conditions will require being service. Check how many times the red LED light will blink and then contact Sony for support.

Samsung TV Won Turn On How to Repair Bulging Capacitor for Clicking Noise

power will not come on Linda, could be bad capacitors or cracked/bad solder joint,bad main logic board.
Check the attached links,instruction and guides, Good luck
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Samsung TV won turn on blinking red light explained fix 18

Sony Bravia TV kdl red blinking led light error codes solutions

Main board fault. Shorted component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/

I don't show we have a code for the TCL (Australia) brand TV. Below I have provided instructions on how to perform a power scan.

• Remote: Basic Remote (Television Only)
  1. Turn the Television On.
  2. Press and hold the clear TV button for three seconds until the LED flashes.
  3. Press and release the red TV Power button.
  4. Press and release the Up or Down Arrow on the remote until the television turns off.
  5. After the television turns off, press and release the # button.
  6. Test functionality with the TV.
  7. Return to Step 2 if the remote is not able to turn the TV On/Off, change the volume and mute the television.

Tries change the tv projection lamp.Tv projection lamp ben in the tv like 1 1/2 or 2 years already,tv watches daily 4 or 5 hours every day.Yes.Than the tv projection lamp life are ended,now tv require a new tv projection lamp replacement.

my Sony trinitron kv-g21s2 TV not working . conned to the power blink in TV power indicator led

The LED used in most tv are dual color led,some have two lead, some have three. try to find the same size and replace it.

I'm sorry, I don't have a solution, but I seem to be having a similar problem. When I turn my TV on, the green light comes on like it's powered up, but then the TV turns itself back off and the red LED light flashes. I can't do anything to turn it on or anything.