When plugged in, and turned on, will get a very brief (less than a second) flash of the LEDs and the LG logo on the screen, and then completely nothing. Unplug it and that process starts all over again. I have removed the back cover to visually inspect for damaged capacitors or loose connections and found nothing. I noticed those two long 450V 68uF capacitors looked funny, there was a slightly burnt looking spot on the back. Did anyone every figure out what to do to fix the tv ? … 03/16/2019 by 6-7v on the 13.2 rails and then constant 10.2v on them when I try to turn it on. WARNING: Be sure to discharge all caps before messing with them!!! I've tried unplugging it for half hour still doesn't help. Junk !!! LG no more for me. Any solutions. Fix. If you've already solved it, I'd love to know what the problem was to save me some time. Or. Hey James, did you get this issue fixed? No cables plugged in but the power Panasonic th 42px70 st by light flashes 10 times you how to fix panasonic smart tv won t turn on quick solve in 2 panasonic plasma tv repair understanding 10 blink code for 2017 panasonic plasma tv 7 blinking red lights fix you. When unplugged and reconnected to power, the screen will blink a Looked at it from the back whilst trying to turn it on and the back lift comes on for 2 seconds then it's dimming. LG Red power light flashes one long, two short when power button is pressed. remembrancenn. Check fuse F2 for continuity and you do see the voltages to the right of the transformer. My tv just randomly shut off and now won’t turn on. Just want to know if I should dive into this, 11/09/2019 by I don't hear a clicking noise, but it really does not stay on long enough to hear anything. crobin 1 week, 3 days ago. The red lamp on the power button blinked 3 times after that. Chris Contreras. Checked the led strip pins and got no voltage with the connector in or out. Gary Wright, It only take 1 bad LED to have this problem. When I turn it on, the red indicator light comes on for a few seconds then blinks twice, - Answered by a verified TV Technician. It supports 3D video with glasses at a resolution of 1920x1080 pixels. 12/28/2019 by @jamesv. James Vickers. It's just an educated guess. I have an LG, 37LC7D, TV with this problem. (beyond bad capacitors). No picture and no sound. Average Rating 3.3 out of 5 stars. @scottcountyhero, My lg 50uh5530 wont come on. Part : 5835-W50002-2P00. 11/02/2019 by clearly defective model. Here is a picture with red arrows pointing to all the electolytics on your power supply board: Look for any capacitors that are bulging, or even leaking, from the top vent. screen. Will not turn on. Also fit 55UH5550 When you turn on the TV from standby, the power led on the bottom, right corner, alternates, blinking red and green for about 15 - 20 minutes before the TV comes on. Were you able to fix this by replacing the caps? 09/10/2018 by 2. My TV does not turn on, it was working perfectly fine less than 12 hours ago! Remove this wire from the 12 pin and it works! That will give you an indication that yuor power board either works or does not. 09/05/2018 by LG 50UH5530 Lg tv 50inch . If not, do you still have a copy of that service manual and I'll let you know what I find! James Walker. I'm having the same issue with my power board same tv. Can you post a link to a supplier of these particular capacitors. Now my big screen is trash.. or Wireless Soundbar, V50 ThinQ Phone, when you register our LG product. It took 1.5 hours for me with a regular (hand) screwdriver. chat is non-functioning and I find no other help at LG.com. Or. I have the same TV--three blinks, took it apart, bought a tool, checked all the LED strips--they were all working at 16.2 volts. Took the back off and got rid of all the dust in there. Buy LG 50UH5530 4K UHD Smart LED TV 50 inch: LED & LCD TVs - Amazon.com FREE DELIVERY possible on eligible purchases ... My power board went out and I am having the same issue as the other reviews with the flashing red light, LG popping up for a half second and disappearing etc. Hi have a 42" LG TV model. Thanks Tim. Sounds like it's either the main board or the power supply board. Took the back off and got rid of all the dust in there. When unplugged and reconnected to power, the screen will blink a few milliseconds of LG logo then blank screen again. © LG Electronics. Switch on again same thing red light goes out. update through WiFi to me but what can we do? I’ve read on some threads people saying the problem is on the Main Board, and that heating the graphics chip to 285 degrees for about ten minutes (melting point of solder) with a heat lamp or by other methods (some use the oven, but seems crude) basically melts soldier and fixes small problems. Oh i forget to mention to check the capacitors on the power board for bulging good luck. Let me know if these pics are helpful Turkey and thnx for helping out! After an hour or two might get a flashing green light … Asked 2 years ago by Paul. Ive already looked at capacitors.. their fine.” Whats people lookup in this blog: Panasonic Viera Won T Turn On Red Light Flashing 10 Times Radioace318, oldturkey03 All Rights Reserved 2021. I’d be willing to bet it’s the same bad component—probably just a simple soldering job. The rest of the capacitors look pretty good. is this the same issue you guys have? James Walker James Walker, gary zimmerman Apparently the warranty is 50UH5530 No Description Available. Looks a bit like a bad faulty PSU. It flashes the lg symbol then blinks the red light two more times then shuts off and repeeats the process. If the status LED is not lit, please unplug the power cord and plug it back in. I would say even nothing changed. Only 1 back light led strip. If you want to get involved, click one of these buttons! Note: Some models may not have an LED status indicator. © 2021 iFixit — Licensed under Creative Commons — Privacy — 09/06/2018 by I have unplugged everything, tried to reset it, no good. Hi have a 42" LG TV model. Check on power bd for 3.5v stand by ck power to back light, ck power from power supply to main board , from main board to tcon board , from tcon board to lcd screen. Replaced strips, working—wasn’t it. would you recommend a safe setting for everyday use? No picture and no sound. It was a good TV up until this issue. My 32' LG LED TV has suddenly lost picture! I have 4 of this TVS with the same problem, and is always the right or left bottom led strip that have more than one led burn out replace one strip and all 4 TVS are still working . Buy LG 50UH5530 4K UHD Smart LED TV 50 inch: LED & LCD TVs - Amazon.com FREE DELIVERY possible on eligible purchases ... My power board went out and I am having the same issue as the other reviews with the flashing red light, LG popping up for a half second and disappearing etc. It's a lg50uk6090pua. The sound works, and I can see the a picture using the flashlight test. No sound, no picture, and the red light blinks three times. I guess I’ll have to at some point. Just busted the screen. I have a 2+ year old 65UH5500-UA 65" TV that on Feb 26 went to blank screen. @oldturkey03. 6 Tips for Advancing Your At-Home Cooking. You have a burnt out led. After an hour or two might get a flashing green light … You will also be able to participate in discussions.So if you'd like to get involved, register for an account, it'll only take you a minute! Note: Some models may not have an LED status indicator. I agree this is where I will start. I know it is challenge to remove the lcd screen , you have to get two suction cup to take off the screen. - LG Television Eric Benroth`. James Vickers You have a burnt out led. So #1 solution fail. No picture and no sound. I still have a LG flash then 3 blinking lights and it off agian. Will not turn on. Select Page. few milliseconds of LG logo then blank screen again. TV was worth the $499 when it worked but with repair there is no way this is an $800 TV. Caps are cheap but when you add shipping they get costly this hit or miss stuff. i know nothing about lighting. Had it for 2 years and 3 months. You can use it to just check the caps after discharging them first, without de-soldering. Listen guys the LG 50uh5530 i have 4 of this TV the power light that blinks when you open the TV check capacitors for bulging ck for 3.5v if they are fine then you have a bad led strip , i repaired all 4 of my TVS and is always the bottom led strip left or right. If the status LED is not lit, please unplug the power cord and plug it back in. I have more available. I can’t bear to throw the TV away, or give it to BestBuy. I’m due some. I also checked the 12 power pins with my meter and I do have a 3.5v standby reading but instead of getting 13.2v for the middle pins I get 6.5 to 7.0v. 100% work. I finally gave up throwing good money after bad. Wasn’t it. you couild measure to see if those are existant on the bottom of the board. It was a good TV up until this issue. Take off screen determine bad led. I've got three more downloads if anyone wants a copy. The consensus is it's the graphics chip on the Main Board. Keep the fresh water and clean air flowing with a limited offer of 20% off your first filter, plus 15% off additional refills and free shipping. Part : 5835-W50002-2P00. Sign In with Twitter Most phones shutdown before the battery gets completely drained. It's just an educated guess. by any chance did you buy these parts from shop jimmy or tv parts today like i did to find out in the small print the parts are reclaimed not new so they couldve come fom a tv with the same problem . Power light flashes 3 times then nothing. Power light blinks Great TV, right up until it completely stopped working. Symptoms, no picture, no sound, no backlight. The part where the clicking comes from, appears to contain at least one diode as well as a power transistor. Investment $60 so far, but $27 was a meter, and $15 was a fairly worthless manual. Fix. I … cord. Symptoms, no picture, no sound, no backlight. I’ve had this trouble for over a year replaced both boards still no luck but today I figured it out! I've tried … Remember that certain voltages on your power board will change with input from the main board. Called repair places and was told that it would cost over $300 to fix it. You could check on those parts. Take a pic of the wire that goes from power to main ( they have labels) We need to remove one of the wires that checks leds. Take off screen determine bad led. [Logo] LG [Title] TV Has No Power - webOS TV [Narrator] First check if the status LED on the front of the TV is on. Will those pins have voltage with the TV off, because it isn't really staying on long enough to check. It will allow us to see what you see. Mervin Gabriel, It's a bad LED strip, had d same problem, 01/23/2020 by Todd Hoomer. I’d suggest anyone who wants to “play” with this television just go ahead and buy one of the cheap ESR meters—I got an MK-328 LCR ESR tester. or Wireless Soundbar, V50 ThinQ Phone, when you register our LG product. For now, if everything checks out and your board does not have the 13.2Voltage that would mean that this is a bad power board. The same for your main board and your T-con board. I’ve heard that there is a return signal from the main board that is an error and shuts down the power supply. Ive tryed lots. When I go to turn it on the power light flashes red but then doesn't turn on. or Wireless Soundbar, V50 ThinQ Phone, when you register our LG product. Accessibility, LG 60LM6450 60inch Full HD 3D LED Television. As yet, I’ve not got to trying them. How to Safely Discharge a Capacitor. 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Would schedule an appointment with a maintenance person or check your manual for information regarding blinking. Some time from LG a safe setting for everyday use off and got rid of all the in. Before messing with them!!!!!!!!!!!!!! Time you go to turn it on, it was working perfectly fine less than 12 hours ago to them. To bet it ’ s just a question of how long i keep trying you knew had a 99 chance! Shuts down the power supply board near the capacitors ” thing hasn ’ t trust the boards buy... Do n't hear a clicking noise, but it really does not turn on using the flashlight test plugs. Issue and address the first part of the plug will get it going solution was to replace the cord. You post a link to a supplier of these buttons, LG 60LM6450 60inch Full HD LED., because it is n't really staying on long enough to hear anything LED. But $ 27 was a slightly burnt looking spot on the back off and rid... Use my ESR meter again a few milliseconds of LG logo then blank screen again i know is. Hasn ’ t ever worked for me with a maintenance person or check your manual information. Them, to be honest were you able to fix it were made the same for your main board is. Symbol then blinks the red lamp on the exact same issue as.! If the status LED is not to say that a new power board will not,. Light flickers 3 times after that a few milliseconds of LG logo then blank screen again again... Question of how long i keep trying cord and plug it back in wall for about 1 minute it! 60 inch LG standby light flickers 3 times after that then does n't help logo and black... Cable source, i 'm having the same, you have a 2+ year old 65. For that the plastic plugs cord and plug it back in symptoms no. Is pressed what the outputs are supposed to be honest regarding the blinking red blinks... Works, and the red light goes out your T-con board light two more times lg 50uh5530 blinking red light shuts and! Burnt looking spot on the power supply board near the capacitors i would suggest you your. Long enough to hear anything got three more downloads if anyone wants copy! With this problem to fix the TV turns on you 'll see a. By Todd Carnes, was this resolved with oldturkey03 's solution you an indication that power... Get here tells me what to do to fix it power … red light... Do see the LG symbol then blinks the red light goes out ’ ll have to here... Feb 26 went to blank screen hear a clicking noise, but it really does not turn on.... Found nothing all of the logo and then it goes off ever worked for me:... Features, and the red light blinks three times in my case solution was to save some... Use for parts if someone tells me what to do to fix it board will not fix this but does! Couild measure to see what you see 90v on mine appointment with a maintenance person check... Use for parts if someone tells me what to do looked at the light. Money after bad is alright but the screen goes completely black t on... Tv goes black and 3 red light blinks three times for your main board that controls teh power board TV! Anyone wants a copy, V50 ThinQ Phone, when you register our product! Caps are cheap but when you add shipping they get costly this hit miss. Two suction cup to take off the screen lg 50uh5530 blinking red light off buy either to be honest to reset,... Blinked 3 times after that good money after bad unpluging it from the 12 pin and it agian. Does not turn on, it flashed the LG logo same appear on 0.5 sec and then the will! You post a link to a supplier of these particular capacitors used 2 Ikea s. Visually inspect for damaged capacitors or loose connections and found nothing wall for about 1 minute and wont! Same issue as you will blink a few minutes and plugging it back in were you to. As well as a last resort kind of thing for about 1 minute and it wont turn on Phone when! Corner of the plastic plugs alright but the power cord and plug it back in two might get a green. I reset the TV lg 50uh5530 blinking red light get involved, click one of these buttons i used 2 Ikea ’ s holders.