If your Sony television has a blinking LED on the display you might want to reset the television back to its factory settings. Doing this often corrects any problems you are having with the TV, including the LED flashing. All Sony televisions have a built-in reset option for a situation just like this, and you can perform the reset by pressing the right combination of buttons.
Reset the blinking LED.
Step
Power on the Sony television.
Step
Point the Sony remote control at the TV and press and hold the "Up" arrow button.
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Step
Push the "Power" button on the TV while holding down onto the "Up" button. Release the "Up" button when the TV turns off, then turns back on.
Step
Select "OK" when shown the factor settings and the television has completed its TV reset.
