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LG 47 47LW5600 47 3D LCD TV Questions & Answers
LG 47LW5600
when turned on TV power light comes on and i hear the click, but nothing comes on on the screen. power light fads in and out slowly.
Sounds like The main power supply regulator section circuit fault. Either it will be a separate board, or the part of main board. Check and replace damaged component/s at its main power regulator [SMPS] section circuit. Contact any service technician. If you wish to get some details; check the site linked here. Pull up older posts.
http://electro-medical.blogspot.com/ It will be best to replace the power supply regulator board as card basis rather than making "Surgery" to it; which usually will make loss for both money and time. Even though you can make it right, it will cost around an amount equal to the cost of a new board; including the cost of (spare parts + service charge) More to say, most of the spare parts to it will be difficult to get from open electronic spare part market. This is true to most of the flat panel TV power supply boards; irrespective of its brand and screen size.
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No signal on HDMI ports?
Don't know what the cat could have done, but this is usally a problem with Satellite users after a near lightnig event. Does not have to be a direct hit to the receiver. Since you tried everthing with another TV ,Right? and it worked you will need a new main board for the TV if you wish to use HDMI
No signal on tv
Where are you connected? rear inputs or coax fitting? What is providing signal for the set---HD box or sat box or what?
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