Service Mode
Unplug the TV from the wall outlet, press CHANNEL up and volume down, hold the key & plig in th wall outlet.
Source : http://servicemanualtv.blogspot.com/2009/12/service-menu-sharp-13j-m100.html
If you can not found, please search here
Ex : Lcd TV schematic
Unplug the TV from the wall outlet, press CHANNEL up and volume down, hold the key & plig in th wall outlet.
Source : http://servicemanualtv.blogspot.com/2009/12/service-menu-sharp-13j-m100.html
If you can not found, please search here