Question about LG 42LH30 42 in. LCD TV
Some times I have to tap the back of the tv and have full screen but a minute or two came back to half screen
A clear proof to some loose soldered point at its circuit board, or a loose contact with some cables. You should check and find which one causes the fault.
Posted on Nov 26, 2013
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Posted on Jan 02, 2017
set uses two boards to drive the picture, one for top and other for bottom half---sounds like one is bad in this set.
Posted on Mar 31, 2012
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