Model lg 47ln5700uh led tv that was given to me take it home, plug it in, standby light comes on, press power button on tv, lg splash screen appears, goes black, shine flashlight at screen, press menu button on tv, menu appears, unplug, take off back, note. Lg led tvs with repeated failure of led strips alamo tv. Lg eay63072001 power supply \ led driver board for 50lb6300,handle. If you do not need this, save yourself some money and get the cheaper ln5400. Lg lc470du 47ln5400 47ln5700 47ln5750 47ln5790 led backlight strips complete set. If you have one of these sets we can replace the defective led stips and modify the power supply. Also, what is connected to the set cablesat, dvd, etc. Model number 47ln5700uh busylwm have sound, and can see a picture when room is dark and you shine a flashlight on the screen. Have an out of warranty lg led tv that seems to have a backlight issue. My tv is a lg 47ln5700uh i had a lightning strike near. There are possibly several different boards for each model tv. If your set has not had an led fail yet, we can modify it before the led strips burn out. Lg 47ln5700uh backlight help problem hey reddit, i have found this tv at the dumpster and i really want to get this bad boy fixed up. This lg vizio led light strips complete set of 12 has part numbers 6916l1174a 6916l1175a 6916l1176a 69161177a and is used in tv models lg 47lm8600, 47ln5400ua, 47ln5750uh, 47ln5200ua, 47ln5790ui, 47ln5200ub, 47ln541cua, 47ln5700, vizio e470ia0.
Many tv models use various different sets of led strips. When your lg television isnt working as it should, rely on sears partsdirect for the repair parts you need for fix the problem. Backlight inverter led driver no video with standby light on. Hey all, i found an led tv and decided to try and fix it. How are affordable lg led tv parts for sale priced.
Get product support, user manuals and software drivers for the lg 42ln5700. Is my backlight problem on my lg tv the power supply or led strips. Led strips for lg 47ln5200 47ln5400 47ln5700 47ln5750 47ln5790 agf78240801 ebay skip to main content. Lg tv power supply low output voltage to led driver all. Models that use this power supply are also highly susceptible to led failure. Page 1 owners manual led tv lg led tv refers to an lcd screen with led backlights. What may seem like a power supply failure may be caused by the failure of one or more leds inside the panel screen. Led strips for lg 47ln5200 47ln5400 47ln5700 47ln5750. Controller for lg 39ln5300ub lg 47ga7900ua busylmr lg 47ln5700. Model number 47ln5700 uh busylwm have sound, and can see a picture when room is dark and you shine a flashlight on the screen. Flashlight test reveals a picture but no backlight. Lg 55 55ln5700 ebt62387716 led lcd main video board unit. Lg televisions are known for their superior display performance and dependability.
This photo is stock meaning it may vary slightly from the one you received in color or removable cables. Browse all of our available tv parts for a lg 47ln5700 uh tv on this page. Pretty much when i turn the tv on it shows the lg logo then the backlight goes out. Lg 47ln5400ua busyljr 47ln5400ua ausyljr 47ln5400ua busylhr 47ln5400ua bccylhr 47la6200ua busyljr. Lg 47lm8600uc auszlj vizio e470ia0 laqkocap vizio e470ia0 laqkocan vizio e470ia0 laqkocbp lg 47ln5400ua busyljr lg 47ln5400ua busqljr lg 47ln5750uh busqljr lg 47ln5750uh busyljr lg 47ln5750uh ausyljm lg 47ln5200ua busyljr lg 47ln5790ui busyljr lg. Lg 47ln5700uh led backlight issues goto page previous 1, 2. Involves replacing individual leds in the lcd panel. I have an lg 47ln5700 that has the backlight on but. Browse all of our available tv parts for a lg 47ln5750uh tv on this page. Get the best deals on lg tv boards, parts and components when you shop the largest online selection at. Screen flash 47ln5200 47ln5400 47la6200 47ln5700 47ln5750 47ln5790. Whether you need to register a product or need to talk to an lg product support specialist, finding answers and information here is a breeze.
Download tv hdtv projectors drivers for windows, firmware, bios, tools, utilities. Lg eay62810801 power supply unit for lg 50ln5750uh lg 47ln5700ua lg 50ln5400. Tcon board, lcd controller, control board, ctrl board, timing controlpart number. Lg 47 47ls4500 6870c0418a 2969b led lcd tcon control timing. Problems can arise when your hardware device is too old or not supported any longer. Simply browse our online offerings for everything from owners manuals to software updates and warranty information. Lg 47ln5700 led tv firmware lg 47ln5700 full hd tv firmware lg 47ln5700 smart tv firmware 47ln5700 firmware lg led tv. The lg ln5700 led tv is basically the same as the cheaper ln5400, but with an added smart tv interface. Lg 50ln5400 power supply board eax64905501 eay62810801. Lg 47ln5400 no backlight repair part 1 lewin edwards. I have 166 volts on the led output leads on power supply board on power up but rapidly falls off to 83 volts within 15 secs on both the led output pins.
Welcome to the pc matic driver library, the internets most complete and comprehensive source for driver information. Is my backlight problem on my lg tv the power supply or. Keyboard controller for lg 39ln5300ub lg 47ga7900ua busylmr lg 47ln5700. I have an lg 47ln5700 that has the backlight on but no. This will help if you installed an incorrect or mismatched driver. Lg 50ln led strip replacement tutorial how to replace the led.
Both have the same picture quality, which means they perform well in a bright room and not so well in a dark one. Amounts shown in italicized text are for items listed in currency other than canadian dollars and are approximate conversions to canadian dollars based upon bloombergs conversion rates. Details about 12pcs led strip for lg 47ln5200 47ln5400 47ln5700 47ln5750 47ln5790 lc470duesfr. How to replace the led strips in lg led tvs click here to purchase led strips.
I figured the backlight is broken so i measured the output to the led driver with a dvm and it gives me an unstable reading 12 v, 10 v, 8v, etc. Flashlight test shows me normal tv screen, telling me the tcon and main board are good, leaving the led driver circuits power board and led strips as the main suspects. My lg 47ln5700uh has sound but no picturethe backlights are working answered by a verified tv technician. I am familliar with console and phone repair but tv repair is outside my knowledge. Is the led driver integrated on power supply board on this model. Lg lst4100a control box rs232 hotelmotel tv display controller wppv module. The lg 42ln5700 is a value play that abstains from lgs passive 3d technology for 202014 but has almost all the other goodies including smart tv options in full, led direct lit backlighting, 120hz refresh rate, 1080p resolution and some nice upgrades to the cpu to help smart tv function and the gpu. Led backlight strips lg 47ln5400ua 47la6200ua 47ln5750. This board has been pulled from a working cracked screen tv.
Lg 47ln5700 user manual 203 pages 32 class 1080p led tv with smart tv 31. Busqljr ebt62387714 led lcd main video board unit motherboard. Lg customer support is just a call or an email away. How long have you owned the set for and when did the problem occur. Lg 47lb5900uv tv display is flashing flickering on and off i have a lg tv 47lb5900uv, which is about 1. Repair of a lg 47 inch tv with only a screen flash. We have 9 lg 47ln5700 manuals available for free pdf download. Lg tv boards, parts and components for sale in stock ebay. Lg 55lv35a5bc led driver klsd550b0ahf80 b 6917l0154b. The 47ln5700 is a standout in value this year especially since plasma tvs are no longer being produced in this size. Power supply unit, led driver, led address board, address assy important message. This video shows part of the upgrade procedure on the lg power supply to prevent repeat failure of the leds. Please read this manual carefully before operating your set and retain it for future reference.
Please be sure that the board part number and picture on your motherboard is exactly as shown above. I have 166 volts on the led output leads on power supply board on power up but rapidly falls off to. I was watching tv on it and suddenly the display just went off, the flashed on then back off. Please search your model number to view the available led strips. My lg 47ln5700uh has sound but no picturethe backlights. That way, as long as you have the ribbon cables from the timing controller board disconnected at the. Lg 47lb5900uv tv display is flashing flickering on and off. Browse all of our available tv parts for a lg 47ln5700uh tv on this page. Browse all of our available tv parts for a lg 47ln5200ub tv on this page. Tv components are typically priced based on the condition of the part and the rarity of the component as well. Lg no picture, screen flash 47ln5200 47ln5400 47la6200. You are covered by the ebay money back guarantee if you receive an item that is not as described in the listing. C ompatible with l g 47ln5200 47ln5400 47ln5700 47ln5750 47ln5790.
Lg vizio 47 led light strips complete set of 12 6916l. Free shipping on many items browse your favorite brands. This lg power supply board has part numbers eax64905501 eay62810801 and is used in tv models 47la6200ua, 47ln5200, 47ln5400ua, 47ln5700, 47ln5750uh, 47ln5790ui, 50la6200ua, 50ln5100ub, 50ln5200ub, 50ln5400, 50ln5600ui, 50ln5700, 50ln5750uh. Lg 55 55ln5700 ebt62387716 led lcd main video board unit motherboard. It powers on and theres sound, and when i light a flashlight on it theres an image. The led strips you receive will have either printed part numbers 6916l1259a, 6916l1260a, 6916l1261a and 6916l1262a or 6916l1174a, 6916l1175a, 6916l1176a and 6916l1177a. Please match the strips shown in the photo to the originals in your tv before ordering. At poweron, i get the lg cube full screen for about 1 second, then black. Lg uses the latest technology available to continuously improve television performance.
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