Unplug the insignia tv from the wall for full 60 seconds. Insignia tv no picture but sound Learn to fix hdmi, backlight, or firmware issues to restore your display fast. Check cable connections experiencing sound but no picture on your insignia tv Ensure all cable connections are secure and correctly plugged in A loose or faulty cable might be the cause of the display issue.
If your insignia tv has a black screen with sound or sound but no picture, then you can diagnose the cause, and find out how to fix it, using this video In 60% of cases, you have a backlight. If your insignia tv has sound but no picture, you can use this guide to troubleshoot and fix your tv, and get it working again using only household tools.
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