Samsung TV can t turn on, what s going on when the power light flashes when you turn it on

Samsung TV won't turn on, it is recommended that you:

1.Before turning on, check whether the red standby light under the TV is on, and if it is not on, check whether the two ends of the power cord are connected securely, and whether the power socket has electricity.

2.Replace the remote control battery or use the body keys to power on.

3.The standby light is on but can't be turned on, and there is an abnormal sound when it is turned on, it is preliminarily judged to be a TV failure, please log in to the following link to report for repair.

It will be inspected and processed by Samsung maintenance personnel.

1.Connect an external monitor to see if the system has been started but there is a problem with the display;

2.If the external monitor sees that the system has been started normally, check the switch above the notebook keyboard for turning off the power supply when the display screen is closed, a contact switch that can move up and down, press it many times, shake it gently, and see if it is caused by the failure to bounce up normally after being pressed, resulting in the display not being able to supply power;

3.If the external monitor cannot be displayed, and the power-off switch of the pop-up display screen cannot be displayed, it may be a system problem;

4.If you want to connect an external monitor unconditionally, please operate Step 2; Or reboot the computer and pay attention to whether the display screen is black at the beginning of the system boot in the DOS boot state. If the screen is black when the DOS boots and there is no normal self-test sound, it is mostly a system failure.

The light is on and the air can't open the screen one.

1. Observe whether the TV is in standby state, and the TV in standby state will generally flash the indicator all the time. The indicator light of the old-fashioned TV keeps flashing,Most of the CPU is not controlled,If the indicator light of the LCD TV keeps flashing,Consider whether it is caused by a power failure。 2、After the driver board of the TV burns the fuse or the voltage regulator chip fails,It will also happen that the Samsung TV can't turn on the red light and keeps flashing。

3、MC U's program is flushed out,It may also cause the Samsung TV to not turn on and the red light keeps flashing。 Suggested solution:1、It is recommended to restart the TV or restart the TV,When asuslogo appears,Click the F8button to select the safe mode to enter the system to see if it is normal。

2、Use the power button on the remote control and the plus or minus selection button on the TV,See if it can be turned on normallyObserve whether the problem of Samsung TV not turning on the red light keeps flashing has been solved。 3. The power indicator has been flashing, indicating that there is a fault in the circuit in the TV, and the fault must be found by testing the voltage of each key point. 4、If the Samsung TV is under warranty,The indicator light has been flashing,You can contact a professional maintenance personnel for maintenance,Return to the factory for maintenance as soon as possible。

1.It may be a failure caused by virtual soldering in the internal screen drive circuit of Samsung TV. 2.

4.It may be that the Samsung TV remote control is broken, causing the Samsung TV to not turn on. 5.

It may be that there is a problem with the power supply of the Samsung TV itself, which causes the power supply to fail to start. 6.Due to the instability of the voltage shouted by Li, Samsung TV was turned on without the anti-disturbance cavity method.

Recommendations:1. This problem can be solved by finding professional maintenance personnel or Samsung TV after-sales service personnel to weld the screen driver circuit inside Samsung TV.

2.As long as you open the set-top box of your Samsung TV, you can turn on your Samsung TV. 3.

Use the Samsung TV remote control to switch the TV's source to the same source as the set-top box to turn on the TV. 4.It can be turned on through the button on the back of your Samsung TV, or you can go to the after-sales store of your Samsung TV to buy a new Samsung TV remote.

5.Just replace the power supply of your Samsung TV. 6.

When the voltage is stable, turn on the Samsung TV or buy a good transformer, so that the voltage at home remains stable, and then you can turn on the Samsung TV.

Summary. 1、The set-top box is not opened,Resulting in no image output of the TV。

3. The internal screen drive circuit of Samsung LCD TV has a fault caused by virtual welding.

4. There is a problem with the power supply itself, which causes the power supply to fail to start.

5. The switch part of the AD board in the TV is burned out.

6. The backlight of the TV screen is broken, and it is recommended to get after-sales service to repair it.

I hope it can help you, don't forget to praise and thank you.

Samsung TV can't turn on, and the red light keeps flashing.

Hello, a few minutes later, thank you for your inquiry.

1、The set-top box is not opened,Resulting in no image output of the TV。 Grip the finch 2、The signal source of the TV switch is inconsistent with the ** signal output by the set-top box。 3. The internal screen drive circuit of Samsung LCD TV has a fault caused by virtual welding.

4. There is a problem with the power supply itself, which causes the power supply to fail to start. 5. The switch part of the AD board in the TV is burned out. 6. The backlight of the TV screen is broken, it is recommended to get after-sales service to repair it, hoping to help cover you, don't forget to praise Duan Stuffy early, thank you.

The power board is only connected to the motherboard and mechanical switches, and the voltage of 13V is measured to run intermittently. 13- Samsung UA 40KUf30EBN41 02528A Main Cover Wang Plate.

BN41 02499A power supply. Thank you for your guidance. Cautious land.

Look at the power supply feedback loop and even the rectifier components. It is not good to touch the rectifier tube and cause the voltage to be low.

Hello, there may be open or open circuits, such as: peripheral circuits, whether the resistance is open, capacitance capacitance, whether the protection diode is broken.

The motherboard has an integrated logic board, and the cables are unplugged. The backlight on the power supply was also unplugged. The voltage also beats intermittently.

Hello, it is recommended that you go to the after-sales service personnel to test it.

Please recommend a master and be rewarded.

Hello, sorry, didn't find it.

contacted, one said that the motherboard was large, and the other said that the screen was changed.

Hello, I suggest you Lenovo professionals test it.

Some problems need to be tested by professionals in the after-sales service department.

Aren't you a professional? Keep in touch and guide more.

I hope it can help you, don't forget to praise and thank you.

What is the difference between Samsung's BN41 board series and BN44 board series? Why is there so little information about bn41.

Hello, this has a Samsung after-sales service platform.

Samsung Service Center Location Information Customer Service**, you can inquire through the following methods: Please log in to the service center page of Samsung's official website to select the product you want to inquire about and the province and city where you are located to search.

The LCD TV power light keeps flashing and can't be turned on

1、The set-top box is not opened,Resulting in no image output of the TV。

3. The internal screen drive circuit of Samsung LCD TV has a fault caused by virtual welding.

4. There is a problem with the power supply itself, which causes the power supply to fail to start.

5. Part of the circuit on the AD board in Minhu TV to control the switch of the high-voltage board was burned out.

6. The backlight of the TV screen is broken or other special circumstances.

7. First of all, it may be caused by the abnormal power circuit, which is manifested as no response when the button is pressed on the panel, and the indicator light is not lit. One possibility is that there is a problem with the input stage of the power circuit; Another possibility is that the load of 5V is heavier.

The power light of the Samsung LCD TV is on, but it can't be turned on.

1、Confirm before turning on,Whether the red standby light of Da Li under the TV is on,If it is not on, check whether the two ends of the power supply are connected firmly,Whether the power socket has electricity。 2. Replace the battery of the remote control or use the body button to turn on the device. 3. The standby light is on but cannot be turned on, and there is an abnormal sound when it is turned on, and it is preliminarily judged to be a TV failure, please log on to Samsung's official website to report for repair, and Samsung maintenance personnel will come to detect and deal with it.

What is the reason why the power indicator of Samsung LCD TV is on, but it does not turn on.

Hello! Kiss Glad you gave you a guess. Samsung LCD TV power indicator light on, but does not turn on the cause and solution:

1. Such a phenomenon may be due to the failure of the secondary power supply of the TV or the damage of the components of the load circuit. First of all, disassemble the TV to check whether the components are obviously damaged,Measure and polish the output of the secondary power supply,The secondary power supply of the general TV is very easy to damage,As long as the power supply is replaced in time,The same is true when the components are damaged。 2,When the TV can't be turned on,You try to gently pat the TV,See if the TV can be lit,If the TV can be turned on,It means that the wiring board of the TV has a place to weld。

At this time, as long as the electric positive line plate of the TV is re-welded, the fault that the TV cannot be turned on will be eliminated.