Does the subject want to ask "what should I do if Konka led58r5500f backlight adjustment voltage is not output"? Circuit failure.

1 First, use a multimeter to detect the terminal voltage of the output voltage of Konka led58r5500f backlight adjustment.

2. Secondly, check whether there is voltage at the output end of Konka led58r5500f backlight regulated high-voltage output transformer.

3. Replace the parts according to the numerical response of the detected position.