Look for settings related to "Auto Power Off" or "Energy Saving" modes in the menu to adjust these aggressive power states. Remote Control and Power Settings Remote control batteries that are weak can sometimes send incorrect commands, confusing the television's power cycle.
Common Causes and Solutions for a TV Screen That Won't Light Up
HDCP Errors High-bandwidth Digital Content Protection (HDCP) is a form of digital copy protection. If it is off or blinking, verify the wall outlet and the television's internal power connection.
This phenomenon is a clear sign that the backlight inverter or LED driver requires professional attention. Checking the Display Settings Sometimes the backlight is functional, but the screen brightness has been adjusted to zero.
Common Causes of a TV Screen Going Dark
Plasma and older LCD technologies can suffer from screen burn-in or pixel failure. This scenario is more common than you might think, and the causes range from simple settings to complex hardware failures.
More About Why is my tv screen dark
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