It sounds that the main board have damaged. If you're sound in electronics, and wish to get more details,
check this link.
http://electronicshelponline.blogspot.com/ Selecting the view option, either to
Mosaic
/ Flip card, can be selected by the
drop-down list, by the top left
of the display window, will make surf easy. You can also do a search, by type in the
brand name / model
number / IC used, in the search box at the top right of the display window.
google.com/+GopakumarGopalan
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