Sharp aquos tv lost blue tones

SOURCE: No Video on Sharp Aquos LC-46D62U

Have you check all inputs as the HDMI inputs and the composit inputs are processed on a different bd?

SOURCE: Sharp Aquos LC-30HV4U

replace the supply board
or repair it *** there's problem with supply

SOURCE: Sharp Aquos wont turn on

this is either a power problem or the screen needs re-gasing

SOURCE: green light is on but screen is black

It's either the backlight lamp or backlight inverter is busted due to a power failure or fluctuation. Here's how to determine which is which:

1. Grab a flashlight.
   
2. Turn on the TV.
3. Shine the flashlight onto the screen.
4. If you cannot see any display even a faint one, the backlight inverter is dead, else the backlight lamps are busted.
5. Replace which ever is the culprit.

SOURCE: the power light on my sharp aquos blinks green and

TV detected lamp error, problem could be either INVERTER UNIT or one of the lamps. Defective part has to be replaced, lamp error counter reset.