LG 37LG30 37 in. LCD HDTV "replace main board tv" Questions

...replace the main board too? I order Vizio 0500-0605-0270 Power Supply/LED Board (3BS0333913GP) to fix no video E470i-A0 TV, and installed but my TV still no picture, do I need replace the main board ...

...main board in my 42 LG LED TV? My TV won't turn on. I've replaced the power board and want to know how I could test the main board to see if it's good or not. Testing the board is too complicated to ...

...replacement.Tries tv unplug,replug it back about an hour later.Tv might work again for awhile though,but to fixed this problems for good the main logic tv Tuner signal board must have to be

...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

main board there is a fuse located you have to replace that and check first if still no power main board needs to be checked and replaced --------------- if there is sound but no picture and front led

...will be integrated at its main board. If this is the case, you have to replace the main board. If the TV is under warranty period, LG is responsible to make it right. It is not a defect caused by

...main board.(no picture) New main board installed and has vertical hold problems. Is this a cable problem on installation? I do not have the remote for this tv. control is rudimentary on the tv. After ...

...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 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

...replace the main circuit board or what board or part, Thank you The tv problems u are decribing are 50/50 it could be the main board tv Tuner signal board is dying and shorting out or the tv LCD ...