Tivi sam sung 40H5000 Có Đèn Đỏ Không Hình Hỏng Gì? Xem Tôi Sửa Nhé

Hello everyone and welcome back to the Youtube channel of Thien Vinh mobile operating center In front of you is a Samsung TV Today I will open this TV to repair and see what is wrong with this TV and how to fix it If you watch the previous video, you will see that my video is convenient Please subscribe to the channel and share the channel to support me With this video, I have 3 Youtube channels The operating center of Thien Vinh is channel 1 Vlog channel is channel 2 and Phạm Văn Chuyển channel is channel 3 I hope everyone will watch and subscribe to the channel to support me Now I will directly guide you to repair this Samsung TV 40mm Before going to the repair, I will check the power This TV has a flickering red light And this Samsung TV has a flickering red light But I don't think it's the power To know the power of this TV This power supply is not bright on the screen I will check the power As well as checking the repair It is a basic introduction I will put the camera closer so you can see and know how I do it A very practical video I will support you Now I will measure the power 298v This TV has power Power to the power supply And it does not automatically turn on the power Power supply Power supply 13v I don't think so And it only has power supply Power supply 12v This power supply only has power But it does not have 10V This TV has power But it does not have 10V This TV has power But it does not have 10V 200V 300V The current is passed And it does not have power 300V Now I know the principle of operation of this power supply I will open this power supply I will see the principle of operation of this power supply A very bright power supply Now I will analyze it later After looking through this power supply This power supply has a lot of components It only has 1 main power supply I will measure the power supply of 2 capacitors first to see if it is discharged It's discharged It will have a power supply AC power supply 300v to 2 capacitors AC power supply Then I will separate the 2 power supplies 13v power supply goes through these open capacitors The principle of operation of this power supply is already there 2 open capacitors must have a power supply I will measure the power supply of 2 capacitors I will make it easier for you to understand I will analyze first This is the power supply This power supply has a power supply 10v 5v This is the power supply And this open capacitor These open capacitors are used to open the power supply This power supply is used to open the power supply I will measure the current 5v is good 78v Now it is running The current is running normally This is the problem Last time I measured the current I measured the current The current is not flowing If so I don't have anything to do I have to hurry I will reduce the current The LCD TV is a rare phenomenon A rare phenomenon You have to observe Before you do anything You have to observe carefully If the current is flowing like this The solar panels will not work Last time I thought Conventionally I will use the switch Switch on the lights Using AC to DC You may also use it But When testing This is not the case And the power supply is차 When watching Glass or aluminum And the shape of the glass I will clean it I will plug in the power supply I'll end this section here Because here may be useless If you know, you will want to change the part It's an easy and fast way It takes my time That's it, thanks a lot Bye. See you in the next video bye