Televisions are one of the gadgets that make a home a fun place to be; the annoying parts come when it starts functioning abnormally. If you ever experienced the frustration of turning on your Samsung TV only to see a black screen and a red standby light.
This pronblem is not new and have been faced by atleast 10% of Samsung TV users, it doesnt mean your TV is broken, there is a good chance you can fix it yourself.
I will be showing you how to fix the Samsung TV standby mode problem and explain why it happens in the first place.
If you carefully follow these simple instructions, you can easily adhere to the recommended guidelines, and you can watch your favorite shows and movies again on your Samsung TV.
What is the Samsung TV Standby Mode Problem?
Samsung TV standby mode problem is a common issue that affects many Samsung TV models. It occurs when the TV turns on incorrectly and stays in standby mode, indicated by a red light on the front panel.
The TV screen remains black, and no sound or picture is displayed. The TV does not respond to the remote control or the power button on the TV itself.
There are several possible causes for this problem, such as:
- A faulty power supply board provides electricity to the TV components.
- A wrong main board controls the TV functions and signals.
- A defective backlight illuminates the TV screen.
- A software glitch prevents the TV from booting up correctly.
How to Fix Samsung TV Standby Mode Problem?
The appropriate solution to a problem can vary depending on the root cause of the Samsung TV standby mode problem. Here are some of the most common and practical solutions that you can try:
Solution 1: Reset the TV
Sometimes, the problem can be solved by simply resetting the TV, which clears any temporary errors or glitches in the software. To reset the TV, follow these steps:
- Please disconnect the power cord from its outlet.
- Disconnect the power cord and depress the on/off switch on the TV for 10 seconds.
- After releasing the switch, it is advisable to wait a few moments before reinserting the electrical cord into the outlet.
- Your Samsung TV should turn on and resume normal functions.
This solution works for many Samsung TV models, such as UN32EH4003F, UN40EH5300F, UN46EH5300F, UN50EH5300F, UN55EH6000F, UN60EH6000F, UN65EH6000F, and more.
Solution 2: Update the Software
Another possible cause of the problem is outdated or corrupted software, which can interfere with the TV’s performance. To update the software, you must ensure you have internet access on TV through Wi-Fi or Ethernet cable connectivity. Then, follow these steps:
- Locate the Menu button situated on your Samsung TV remote and proceed to depress it.
- Go to the Settings option using your remote’s up and down buttons.
- Go to the Software Upgrade option and select it.
- Choose the option for Online and press OK.
- The TV will check for the latest software version and download it if available.
- Wait for the download and installation to complete, then restart the TV.
This solution works for many Samsung Smart TV models, such as UN32EH5300F, UN40EH5300F, UN46EH5300F, UN50EH5300F, UN55EH6000F, UN60EH6000F, UN65EH6000F, and more.
Solution 3: Replace the Power Supply Board
If the problem persists, it might be due to a faulty power supply board, one of the most common causes of the Samsung TV standby mode problems.
The power supply board is responsible for converting the AC power from the outlet to the DC power the TV components need. If the power supply board is damaged or defective, it can prevent the TV from turning on or staying on.
To replace the power supply board, you need to open the back cover of the TV and locate the board with the power cord attached. You will need a screwdriver, a new power supply board, and basic electrical skills. To replace the power supply board, follow these steps:
- Unplug the power cord from the outlet and the TV.
- Detach the screws that are holding the back cover of the television and carefully lift it off.
- Locate the power supply board, which is usually on the right side of the TV. It has several wires and connectors attached to it.
- Please take a picture of the power supply board and its connections so you remember how to reconnect them later.
- Disconnect the wires and connectors from the power supply board, and remove the screws that hold it in place.
- Remove the old power supply board and replace it with the new one.
- Follow the picture you took earlier and reconnect the wires and connectors to the new power supply board.
- Secure the new power supply board with the screws, and put the back cover of the TV back on.
- Plug the power cord back into the outlet and the TV, and turn on the TV.
This solution works for many Samsung TV models, such as UN32EH4003F, UN40EH5300F, UN46EH5300F, UN50EH5300F, UN55EH6000F, UN60EH6000F, UN65EH6000F, and more. You can find your TV model’s compatible power supply board online or at a local electronics store.
Solution 4: Replace the Main Board
Another possible cause of the problem is a faulty main board, which is the brain of the TV. The main board controls the TV functions and signals, such as the power, volume, channel, input, and output. If the main board is damaged or defective, it can prevent the TV from turning on or displaying the picture and sound.
To replace the main board, you need to open the back cover of the TV and locate the board with the HDMI, USB, and other ports. You will need a screwdriver, a new main board, and basic electrical skills. To swap out the primary circuit board, you will need to adhere to the following instructions:
- Unplug the power cord from the outlet and the TV.
- Detach the back cover of the television by removing its screws and carefully lifting it off.
- Locate the main board, usually on the TV’s left side. It has several wires and connectors attached to it.
- Please take a picture of the main board and its connections so you remember how to reconnect them later.
- Disconnect the cables and connectors from the main board, and remove the screws that hold it in place.
- Remove the old main board and replace it with the new one.
- Follow the picture you took earlier and reconnect the wires and connectors to the new main board.
- Secure the new main board with the screws, and put the back cover of the TV back on.
- Plug the power cord back into the outlet and the TV, and turn on the TV.
This solution works for many Samsung TV models, such as UN32EH5300F, UN40EH5300F, UN46EH5300F, UN50EH5300F, UN55EH6000F, UN60EH6000F, UN65EH6000F, and more. You can find the compatible main board for your TV model online or at a local electronics store.
Solution 5: Replace the Backlight
Another possible cause of the problem is a faulty backlight, which is the light source that illuminates the TV screen. The backlight comprises LED strips or CCFL tubes, depending on the TV model. If the backlight is damaged or defective, it can prevent the TV from displaying the picture, even if the sound is working.
To replace the backlight, you need to open the back cover of the TV and locate the LED strips or CCFL tubes behind the LCD panel. You will need a screwdriver, a new backlight, and basic electrical skills. To replace the backlight, follow these steps:
- Unplug the power cord from the outlet and the TV.
- Loosen and extract the screws which firmly fasten the rear cover of the television, and carefully lift it off.
- Locate the backlight, which is behind the LCD panel. It has several wires and connectors attached to it.
- Please take a picture of the backlight and its connections so you remember how to reconnect them later.
- Disconnect the cables and connectors from the backlight, and remove the screws that hold it in place.
- Remove the old backlight and replace it with the new one.
- Follow the picture you took earlier and reconnect the wires and connectors to the new backlight.
- Secure the new backlight with the screws, and put the back cover of the TV back on.
- Plug the power cord back into the outlet and the TV, and turn on the TV.
This solution works for many Samsung TV models, such as UN32EH4003F, UN40EH5300F, UN46EH5300F, UN50EH5300F, UN55EH6000F, UN60EH6000F, UN65EH6000F, and more. You can find the compatible backlight for your TV model online or at a local electronics store.
Conclusion
I want to believe that you have understood the steps as I have helped you fix your Samsung TV standby mode problem, and I hope that you enjoy watching your Samsung TV again.
If you need help with the solutions above, contact Samsung customer service or take your TV to a professional repair shop.