Mulja tv repair portal

Equipment Repairs => LCD TV forum => Topic started by: alessandrotecnic on April 28, 2009,17:20:53

Title: Samsung LE40R87BD LCD TV
Post by: alessandrotecnic on April 28, 2009,17:20:53

 :dubbio:white screen ..t-con board ,lvds all volts ok any idea??

Title: Re: Samsung LE40R87BD LCD TV
Post by: stefrabid on May 07, 2009,15:46:49

Without lvds conector on it,white picture remains? :dubbio:

Title: Re: Samsung LE40R87BD LCD TV
Post by: alessandrotecnic on May 07, 2009,16:06:04

Quote from: stefrabid on May 07, 2009,15:46:49

Without lvds conector on it,white picture remains? :dubbio:

yes..without lvds cable still white...i replaced the lvds board (t-com bord) still the same...i think the main board is dead....maybe  it dos not setting the (dim . inverter board) :wallbash:

Title: Re: Samsung LE40R87BD LCD TV
Post by: tv tony on May 08, 2009,03:50:40

if this set uses dimming of the lamps, which incidentally these do you would still see a viewable picture, is the screen receiving 12v , or 5v in some, i would think not.
tony walker

Title: Re: Samsung LE40R87BD LCD TV
Post by: alessandrotecnic on May 12, 2009,16:08:44

Quote from: tv tony on May 08, 2009,03:50:40

if this set uses dimming of the lamps, which incidentally these do you would still see a viewable picture, is the screen receiving 12v , or 5v in some, i would think not.
tony walker

 

yes i can see the picture but it´s too white..