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Search: Posts Made By: nomoresonys
Forum: Troubleshooting TVs and Video Sources 10-21-2019, 01:50 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Strange indeed, t-con supplies picture right? might have a bad t-con or connection, try cleaning the ribbon cables from t-con to panel, some use a pencil eraser, make sure your lvds cable to t-con is...
Forum: Troubleshooting TVs and Video Sources 10-20-2019, 05:58 AM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Try a retest as in post #11, see what you get.
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 02:51 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

For testing you can use a pico fuse soldered on top of the fuse with roughly the same amperage.
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 02:17 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Ok, now put meter in diode mode put a probe on each side of fuse, will beep or read near 000 if good, appears to be a blown fuse, this is diode mode so test with tv OFF and UNPLUGGED from power.
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 10:46 AM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

White, has a T on it, labeled FP1, right by the connector there.
Forum: Troubleshooting TVs and Video Sources 10-19-2019, 03:35 AM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Probably need to take the shield off the tcon, there should be a fuse that looks like one of the little ceramic capacitors labeled starting with Fxxx, set your meter to 20 vdc, put negative probe on...
Forum: Troubleshooting TVs and Video Sources 10-18-2019, 05:32 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Check that you have voltage on each side of the tcon fuse, negative lead on chassis ground positive on each side of fuse.
Forum: Troubleshooting TVs and Video Sources 10-18-2019, 03:54 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Important that you glue the lens back on in just the orientation that it came off to avoid any possible halo effect when replaced, shouldn't be too hard tho you have the others as a guide.
Forum: Troubleshooting TVs and Video Sources 10-18-2019, 03:45 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Maybe you just need to add a little solder, one video here, he did a one led replacement, it's an lg but not your model or size, it gives you the gist of it tho: ...
Forum: Troubleshooting TVs and Video Sources 10-18-2019, 12:13 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Whats your panel number? should be a sticker on the back metal chassis.
Forum: Troubleshooting TVs and Video Sources 10-18-2019, 12:04 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Your call, just be sure you set the backlights setting to as low as you can tolerate after repair so the leds last longer, on lots of tvs the default setting is max so they burn out way too soon.
Forum: Troubleshooting TVs and Video Sources 10-16-2019, 02:05 PM
Replies: 37
Views: 551
Posted By nomoresonys
Re: LG 50UH5500 need fix

Post some good clear pictures of each board and one of the whole back to see how they are connected, check number 2 and 3 in my signature for testing procedure if needed.
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