An unstable output from the main power regulator board. 3-blinks of standby light denotes it. You've to troubleshoot the main power supply regulator board, all of its output voltages. If you wish to get some details, check this link. http://electronicshelponline.blogspot.com/ Selecting the view option, either to Mosaic / Timeslide / Flipcard, can be selected by the drop-down list, at 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.
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An unstable output from the main power regulator board. 3-blinks of standby light denotes it. You've to troubleshoot the main power supply regulator board, all of its output voltages. If you wish to get some details, check this link. http://electronicshelponline.blogspot.com/ Selecting the view option, either to Mosaic / Timeslide / Flipcard, can be selected by the drop-down list, at 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.