Z. ziffius Novice Member. To prevent overheating, keep your backlight system well ventilated and avoid turning your TV on and off repeatedly without allowing it time to cool down in between. , How To Repair LED TV Backlight Problem – No Picture. This article was prepared for you by Suranga Bandara who owns an Electronics repair shop in Anuradapura, Sri Lanka. My parents have a Philips 30PF9946/12 LCD TV which has stopped showing a picture. here. You have valuable knowledge and skills and should be well paid for your work, I have seen it many times here! I can say, hats of and look forward with the upcoming modern technology. If that doesn't work, the issue is likely with the TV's lamp.Step 4: Investigate your picture failureFor DLP TVs, picture loss can involve lamp failure. my Tv is 2 years in November just passed. Samsung TV Model: UE32F5370SS, 8-9 years old. TV Has Sound But No Picture Troubleshooting Guide - YouTube Hi Mr.Suranga, you are a very high skilled service person in the field of Thank you with the information, how much do the back lights cost? Hi, I have a 55 inch lg 55lb6000-uh that i am having a problem finding the backlights that goes to it. With just one bad LED, the TV will shut down thus no picture can be seen. LED has sound but no picture.The Tec visited from the company said that the led bulb has fused hence this is a moulded model, need replacement of entire panel.which is costly. Please give a support by clicking on the social buttons below. Thank you Mr.Suranga. I have an LG 42LB5600-UZ that I purchased a power supply for but does the same thing. LED TV Display is Good but No Audio / Sound from TV. Nice job! I have tried powercycle but no go. Problems with LCD or LED TV displays are sometimes caused by a faulty HDMI cable. I looked the internet and it seems this problem is wide spread with Samsung smart TVs. Suranga, great repair and very good explanations. PLEASE HELP! The TV performed the boot procedure without displaying the animation and Android logo . I guess it is similar with the TV - a protection mode is created. // ]]> With just one bad LED, the TV will shut down thus no picture can be seen. A customer of mine sent to me this BG LED TV with the complaint of have sound but no picture. My Panasonic TH-L55ET5K Vierra has sound but no picture, backlight is good and I would like to known the problem. I have dealt with similar cases recently in the automotive field, where faults will make the vehicle either shut down or go into 'limp home' mode - a limited system of operation. Step 2: Watch for warning signsThe fluorescent bulb in your LCD TV dims over time. Hisense 50″ Smart TV Struck By Lightning Repaired, A Drill Battery Charger Shorted Out, Maintained And Repaired, A Hair Dryer That Produces Burning Smell Repaired, Backlight Replaced And LED Driver Bypassed In LG LED TV MODEL 32LF561D-TF, Welding machine power on but does not weld repaired. Very useful service info! BN96-26413B A customer of mine sent to me this BG LED TV with the complaint of have sound but no picture. Hi, I'm Paul Blake for Repair.com with some steps to ease you through TV picture loss—from prevention to recognition to next steps when your picture finally does go out.Step 1: Avoid overheating your TVThe lamp inside your TV is responsible for projecting colors and images onto the screen. Find the answer to this and other TV questions on JustAnswer For LCD TVs, a failed backlight bulb or inverter could be the culprit. Hi, I have an insignia 50" tv. Hi Suranga, thanks for the illustrative explanation. So frequent overheating not only shortens the lamp life, but your TV picture life as well. But I am somewhat confused by your sentence that you were happy to earn some money from this repair, do you not get paid for the electronics work you do? BN96-26413a Try check out this link https://jestineyong.com/simple-modification-on-sony-led-tv/, Your email address will not be published. No Picture on TV Screen; Procedure for RESET TO DEFAULT. I have lost the picture on my Samsung tv when selecting a program on my entertainment monthly pass, paid for, I get sound only but no picture. And good to know that the reason a LCD TV quits can be caused by a single defective Backlight Led. Whe I came home in the afternoon, it would click to turn on, red light would flash, but no picture. If it does, the screen will glow slightly. negative no colour plse advise me Is there a way to fix an LCD TV that has sound, but no picture? […] Maybe that is also a good reason never to test CMOS ICs with a Digital Meter in Diode/Beep test. When you see a light turn on above the icon, that's a sure indication that your backlight lamp's days are numbered. In online stores, you can buy 3V and 6V SMD LEDs but how do you check the voltage of the LEDs on the TV so you can buy the correct LED replacement? I shutdown the TV from the remote control , but after I restarted it , there was no picture , only normal sound . LCD panel has backlit only and was light gray . Model: Zika, A Microwave Oven With Many Faults Repaired. Required fields are marked *. We have prepared a simple video to assist you in selecting the correct HDMI settings. if (document.getElementById("af-body-413914580")) { Thanks.good review Many thanks. Kind Regards, Great awesome i have learn more thank u sir i have a question i got lately a 32 inch sony bravia the prob is the image is blurred n Good luck restoring picture or shopping for a new TV! })(); @*/false; I tried other channels, but exactly the same. Downloads are … Does this sound like a bad LED? Very professional repair with clear photos and explanation. Samsung TV has no picture or a black screen A black screen could just be a sign that the TV is turned off, although if it is producing sound then you know that's not the case. if (!IE) { return; } Every time you give useful information to improve the knowledge about electronics.I am really thanks to you. Please advise I am not sure which one I buy can someone please help me to solve this problem. 1. Philips LCD TVs are no exception. See the three photos below: True enough I found a bad LED. If your Philips LCD TV has no picture, there are several possible reasons why, most of which are not difficult to remedy. 0 Likes Reply. TV Screen Is Black – Powers ON But No Picture. This is the main cause of the TV shut down. no pictures on screen but sound is on by mr1sujeet Nov 18, 2017 10:59PM PST miraz LED TV is on but I can't see pictures of the running program can only hear the words,please help me I've a 2 year old Samsung LED TV series UR40ES6800, suddenly it has stopped showing picture, Initially I did saw a little backlight when we switch ON the TV(in a dark room), but no ghost image with flash light as well, so surely no picture is coming. Thanks for sharing your articles I can see a quick blip at power on no longer than a half a second with an AC voltage measurement of ~100V peak. There is no picture on … } Learn how your comment data is processed. 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