The standby light changes to green when we turn the TV on but no picture or sound and when you press any button on the remote control the light flickers but nothing happens
SOURCE: LG 19 LH 2000 no picture or sound
i have exactly the same problem and my tv is just 2 weeks old !!
any soloutions?
SOURCE: my lg plasma tv stays on standby
is you already change the power board,is possible
your y board is out...is a big board on the left side of the tv
SOURCE: No Sound, No Picture on LG 42LC7D
I do not have a solution but I have the same situation with my tv
SOURCE: Hi, I have a 37lc46 LG LCD which takes ages to
Replacement power supply is used?
You need to verify the DC output voltages of the power supply first and make sure this power supply has no bad caps with leaking/bulging tops. It goes into standby can also be that it detects fault some where in the set.
Please see my basic troubleshooting guide here:
http://www.fixya.com/support/r5093881-lcd_flat_panel_tv_troubleshooting_guide
http://www.fixya.com/support/r6150077-basic_lcd_monitors_troubleshooting
Failed TV and Monitors: http://s807.photobucket.com/albums/yy352/budm
Learn about bad caps: http://en.wikipedia.org/wiki/Capacitor_plague
Parts: www.shopjimmy.com
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.
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