davidgreen
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12-30-2023 08:55 AM in
TV & AudioMy Samsung TV switches on then off every few seconds, there is sound but no picture.
Cannot switch off/on with remote or switch on base of tv.
Have tried unplugging, reset remote, new batteries etc etc but still a problem
TV UA50TU8000W
S/N 0A363NHN803002E
Advice appreciated
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Para-Dox
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12-30-2023 04:33 PM in
TV & Audio
There are several reasons why your Samsung TV might be switching on and off every few seconds, but here are some of the most common culprits:
Hardware Issues:
Power Supply: A faulty power supply can cause unpredictable power fluctuations, leading to rapid shutdowns and restarts.
Mainboard: Problems with the mainboard, the brain of the TV, can also disrupt power control and cause flickering or rebooting.
Backlight: Faulty LEDs in the backlight system might cause rapid blinking or power cycling as they try to stabilize.
Connections: Loose or damaged cables connecting the power supply, mainboard, or other components can lead to intermittent power issues.
Software Issues:
Software bug: A corrupt software update or bug in the TV's operating system can cause erratic behavior, including restarts.
Settings: Certain settings like "Eco Solution" or "Power Saving" can unintentionally trigger automatic shutdowns if triggered incorrectly.
Troubleshooting Tips:
Try a different power outlet: Rule out faulty wall outlets by plugging the TV into another known-good outlet.
Reset the TV: Perform a factory reset to revert settings to defaults and remove potential software glitches.
Check for loose connections: Ensure all cables connecting internal components and external devices are secure and undamaged.
Update the software: Make sure you are running the latest firmware version for your specific TV model.
Contact Samsung Support: If the issue persists after trying these steps, reach out to Samsung support for further diagnosis and assistance. They might suggest additional troubleshooting or repair options.
Additional Information:
Error codes: Some Samsung TVs display error codes when experiencing technical issues. Check your TV's manual or the screen for any error codes that might offer specific clues about the fault.
Warranty: If your TV is still under warranty, contact Samsung for repairs or a replacement.
Remember, diagnosing the exact cause might require technical expertise. It's generally advisable to consult Samsung support or a qualified technician if the issue persists after trying the basic troubleshooting steps.
I hope this helps!
Hardware Issues:
Power Supply: A faulty power supply can cause unpredictable power fluctuations, leading to rapid shutdowns and restarts.
Mainboard: Problems with the mainboard, the brain of the TV, can also disrupt power control and cause flickering or rebooting.
Backlight: Faulty LEDs in the backlight system might cause rapid blinking or power cycling as they try to stabilize.
Connections: Loose or damaged cables connecting the power supply, mainboard, or other components can lead to intermittent power issues.
Software Issues:
Software bug: A corrupt software update or bug in the TV's operating system can cause erratic behavior, including restarts.
Settings: Certain settings like "Eco Solution" or "Power Saving" can unintentionally trigger automatic shutdowns if triggered incorrectly.
Troubleshooting Tips:
Try a different power outlet: Rule out faulty wall outlets by plugging the TV into another known-good outlet.
Reset the TV: Perform a factory reset to revert settings to defaults and remove potential software glitches.
Check for loose connections: Ensure all cables connecting internal components and external devices are secure and undamaged.
Update the software: Make sure you are running the latest firmware version for your specific TV model.
Contact Samsung Support: If the issue persists after trying these steps, reach out to Samsung support for further diagnosis and assistance. They might suggest additional troubleshooting or repair options.
Additional Information:
Error codes: Some Samsung TVs display error codes when experiencing technical issues. Check your TV's manual or the screen for any error codes that might offer specific clues about the fault.
Warranty: If your TV is still under warranty, contact Samsung for repairs or a replacement.
Remember, diagnosing the exact cause might require technical expertise. It's generally advisable to consult Samsung support or a qualified technician if the issue persists after trying the basic troubleshooting steps.
I hope this helps!
