20 Most Recent Sanyo DP42746 42 in. Plasma Television Questions & Answers

Hello,

If you are having sound but no picture on your television, the problem is the t-com board of the television.

Once you have the t-com board replaced, your television will be in good condition once again. have a repairman replace the t-com board of your television and you television will be in good condition once again.

Goodluck and take care

Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.

https://www.abctay.com Wholesale TV Power board,cheap,and good quality,Provide 3 months warranty,support dropship,Support single purchase Abctay.com is an online shop , We sell television and electrical accessories,all kinds of TV power supply board, logic board, TV LED screen, TV LCD screen, mobile phone screen, as well as various types of electronic tools,tv parts power supply,LCD,ccfl , LED,OLED,lcd panels,HMI,Inverter,LCD screen,lg screen,display screen,lcd monitor,lg lcd, lg monitor ,flat screen , touch screen,hmi,bulb,samsung, innolux ,Mitsubishi,philips, hitachi,auo,innolux,Planar, toshiba, siemens,chi mei,Weinview, Infineon,industrial LCD,industrial control, sharp monitor,vigor plc,delta, mitsubishi lcd,omron plc,etc.

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/ Error code details to many popular brand TVs are given.

Back - light problem. Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. It will be best to replace the inverter board as card basis. http://electronicshelponline.blogspot.com/ To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS]. In such cases, the power supply board might need replacement. To some models sets, the back-light inverter and SMPS section circuit will be integrated at its main board itself. If so; the main board should be replaced. To some models of sets, all these section circuit will be integrated at its main board. If this is the case, you have to replace the main board.

Main system control memory IC fault. Check and replace it. If you wish to get some details; check the site linked here. Pull up older posts. http://electronicshelponline.blogspot.com/

Did you connect an antenna to the TV? It would need an antenna in order to receive channels over the air.

Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. 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/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary. Before going further; try a hard reset first. If it does not help you, replace the main digital board. There are two methods to reset TVs. The first is simple to do; a Hard Reset. The other is somewhat skilled; is a Factory Reset (System Reset). To make it a hard reset, just unplug the TV from AC mains wall socket, and re-plug it back after 15 minutes or so. If you do this by overnight is better. This procedure will make it a hard reset. If you want to make it a system reset [Factory Reset]; you have to enter its service mode option, and select the factory reset option. If you wish to get some details; visit the site linked here.

https://www.ifixit.com/Guide/Repairing+Sanyo+dp50747+Plasma+TV+Fuse+-+Power+Board/2229

Tries unplug,replug tv it back about hour later.The tv will reset itself back to factory.See if it work than.Not the power supply board,it dead.That the board,where the power a/c cord plug in to it.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish power supply board for the replacement.

here is how i fixed mine.......first you want to try to watch your fav show..next, stand up find your car or thuck keys..go to front door be sure to lock the door.....next crank car drive to local hardware store and buy 1 cinder block...pay, get your change return home. next open door place keys on table ....ok this is where it gets tricky.....you will need a clear path to the livingroom, den or media room....pick up cinder block straight over your head ...yell really loud peice of ****!!!!! throw cinder block with great force ,,be sure its released at a 10 degree angle...and ththats how i solved my problem....hope this helps

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 time. Even though you can make it right, it will cost around an amount equal to the cost of a new board; including the cost of (spare parts + service charge) More to say, most of the spare parts to it will be difficult to get from open electronic spare part market. This is true to most of the flat panel TV power supply boards; irrespective of its brand and screen size.

No. Never.

If the tv has a line audio out or a optical audio out then you need an audio receiver to hook up the audio to the outdoor speakers.