Smart TV screen flickering
4.5
The display brightness or image pulses or flashes rapidly.
Symptoms
- Rapid flashing
- Brightness jumps
- Intermittent blackouts
Possible Causes
- Loose cable
- Eco-sensor glitch
- Failing backlight
Step-by-Step Fix
1
Disable Eco-Sensor
Turn off "Ambient Light Detection" or "Energy Saving" mode.
2
Check HDMI Cable
A bad cable is the #1 cause of digital flickering.
3
Test Different Input
If it flickers on HDMI but not on YouTube, the issue is the source or cable.
When to See a Technician
If the flickering happens on all inputs including the menu, the LED backlight strips are likely failing.
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