You have to start troubleshoot the power supply regulator board. Now, it is bad. That's why, no standby LED lights up. 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. Troubleshooting procedure to plasma displays are given in detail.
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You have to start troubleshoot the power supply regulator board. Now, it is bad. That's why, no standby LED lights up. 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. Troubleshooting procedure to plasma displays are given in detail.