20 Most Recent Insignia NS-LTDVD19-09 LCD TV Questions & Answers

Main digital processor section fault. Main board should be checked. Contact any service technician. In most cases, the main board might need replacement. If you wish to get some details; check the site linked here. Viewing it in "Mosaic" or "Magazine" will make surf easy. Pull up older posts. Surf the site with patience. Do a search by type in the brand name of your device at its search box. http://electronicshelponline.blogspot.com/

Check and replace its laser pickup unit.

If its total dead look for a fuse inside and if bad replace it. If any light comes on but set does not you would at the least need to open the set and inspect the power board for puffy filter caps and for voltages coming in and going out of that board.

This problem is not easily to be solved.Tries to changes all the capacitors components even if u think is good around the bad capacitors surrounding area.After that,if u still have the same problems.This problem could be any high voltage components parts like transformers to ICS power regulator.Trying to fix this power supply board probably beyond your ability and u must also have the tv power supply board original schematic and electron scope too . .To measure those power transformers and ics power regulator output.Tries websites like Shopjimmy.com,EBay.com to buy a whole new refurbish tv power supply board for the replacement that is ur best bet.

that"s very difficult thing without any test by multimeter & just look at it yes you right no any physically damage at least . maybe power supply working fine. maybe done gone in already.you need a technician for troubleshoot it.

you can do the auto search channel. just press the tv menu and then find the channel search and select auto search. so that all available local channel will tuned.