Samsung LE40R74BDX 40 in. LCD Television "tv mainboard" Questions

...TV I have to replace the mainboard on a Samsung 32" LCD TV. Does anyone have any tips or tricks?? Thanks!! Attention, noisy pictures on dynamic image does not mean to change the main board, most of ...

...watching the TV. I have unplugged and reset the aerial, reset the TV to factory settings for colour balance, brightness etc but it makes no difference. What to do to fix this???? replace

...it stay on standby with the stand-by lights blinking. what can i possibly do. Unplug the tv for 30 and plug back in. u could have a bad mainboard or power supply! find parts @ ebay Or ...

clicks on /off when power is switch on clicks on and off repeatedly when power is switch on . No picture or sound . replace the mainboard and the TV will work better than a new one. Good luck.

...backlight inverter u can also disconet ur inverter plug & power on the tv & change channels if works change ur inverter if dead change your ad or mainboard . for replacement , lcd parts .com. will ...

...TV lights up but when i connect mainboard it goes into standby and starts clicking and standby light starts blinking in 2s and when i checked voltage its like its switching on and off.? Fault at its ...

...tv but they are not highlighted andcannot be chosen. make sure you have your device you want to use plugged into the unit and turned on if you still cannot select them you will need a mainboard ...

...mainboard or power supply board, is there a way to know which? TV buzzes then shuts off then immediately turns back on. After 20-30 minutes it happens again. Otherwise no other problems. Tried ...

Anyone have troubleshooting info? I have a Samsung UN40EH5000FXZA TV that does not powerup or have standby light on. I replaced the power supply board, it changed nothing. The Tv was workingfine when ...