hi to all.
problem is- sound ok ther is backlight no pic no osd blank screen
main board chasis lp91a tcon board 6870c-0266a.
smd fuse ok 12v ok checked voltage in tcon 12v 3.3v 1.5v 17.3v -6.5v.
by scoping can see some signal when input is connected.
hade a few lg with same problem but different chasis and eeprom was the problem but this not shure if screen tcon or main is the problem.
anyone have an idia?
thanks willyam
problem is- sound ok ther is backlight no pic no osd blank screen
main board chasis lp91a tcon board 6870c-0266a.
smd fuse ok 12v ok checked voltage in tcon 12v 3.3v 1.5v 17.3v -6.5v.
by scoping can see some signal when input is connected.
hade a few lg with same problem but different chasis and eeprom was the problem but this not shure if screen tcon or main is the problem.
anyone have an idia?
thanks willyam