20 Most Recent Samsung 43 PN43D450A2D Plasma TV Questions & Answers

After the power supply board replacement, Va & Vs voltage adjustment is a must and necessary for the proper working of the plasma display panel. Do it. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/

If you have replaced its main board, a firmware update is necessary. Contact the authorized service center for Samsung. The can help you in this case, by providing a USB update. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/

There is normally a black top that you can lift up with your fingernail. I would not recommend using a screwdriver or any sharp item because small ribbon cables are extremely fragile.

Replace it and check. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/

If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. Also sech in the link for T CON board troubleshooting. http://electro-medical.blogspot.com/

check capacitors

HI Junius, Repairing plasma TVs is a highly difficult,complicate and skilled job. Components are also expensive. There may be several reasons for this problem. Well if you are handy with repairing, you may try checking the power board for some swollen capacitors and hopefully repair your tv. Beyond that, please let some good TV tech take over. Good luck.

If fuse should blow up; surely there will be a reason. Short circuit with any of the internal circuit board/s. Before rectifying the problem; replacing it with an other fuse; and switch ON power; might make more fault to the set. Contact any service technician to troubleshoot it. If you wish to get some details; check the site linked here. Pull up older posts. Surf the site with patience. http://electronicshelponline.blogspot.com/

Fault with the main power supply regulator board. Check and replace damaged component/s at its main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ It will be best to replace the power supply regulator board as card basis rather than making "Surgery" to it; which usually will make loss for both money and precious time.

you may have blown a fuse that protects the tv. check where the cord goes into the tv and you may see the fuse

Check and replace damaged component/s at it main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy. Surf the site with patience. Pull up older posts. Do asearch by type in the brand name of your device at its search box. http://electronicshelponline.blogspot.com/ It will be best to replace the power supply regulator board as card basis.

Try changing the input device to something you are sure works. Switch off TV manually, switch off power, remove plug and retry after 48 hours. If problem persists, please refer it to a qualified service technician.

Hi Contact the authorized service center for Samsung. It will be best. Gopakumar Gopalan Google

These blinks [flashes] are fault indication (Error Codes). From the number of blinks occur at one time switch ON, you can get an idea about the faulty circuit stage inside it. This will make repair easy. These are called blinking codes. Make sure about the exact number of blinking of the standby/power led, by switching On & OFF the set, for at least two times. Count it carefully. If you wish to get some details, check the site linked here. It has details about blinking codes, and fault locating, to many popular brand TVs and other devices. Viewing it in "Mosaic" will make surf easy. http://electronicshelponline.blogspot.com/ Blinking codes details to many popular brand TVs are given.

make sure speakers are turned on in the sound menu.