Question about JVC LT-42X688 42 in. LCD HDTV
The 5vdc standby is working but not he rest of the power supply, this can be due to bad power supply, main board, backlight inverter board.
Please read my guide to understand what to look for inside.
If you are going to DIY and have proper tools, electronics knowledge, and know safety precaution then please read on:
Basic LCD monitor and TV troubleshooting guide:
Failed TV and Monitors pictures: http://s807.photobucket.com/albums/yy352/budm
Learn about bad caps: http://en.wikipedia.org/wiki/Capacitor_plague
Capacitors kit: http://lcdalternatives.auctivacommerce.com/Default.aspx he can make you a set of caps.
Or www.digikey.com, just make sure to use caps with low ESR, 105c, high ripple current and long life rating such as PANASONIC FM or FC series.
Please post back what you find.
Posted on Mar 16, 2011
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Posted on Jan 02, 2017
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