Gave it a good hoover and will check in 24 hours if it's made any difference. I have a different model LG television, but I was able to follow your steps and diagnose that three capacitors had failed. Don't worry. The step-by-step repair below was done on a LG 42LN5300 LED HDTV, but this easily repairable solution can be performed on any Flat Screen TV. The Status light turns on when I hit the power button but nothing happens on screen - can this be the same issue? Then each of you grab a side and carefully lay it flat on a carpeted surface. After going back and forth a couple times the capacitor will easily come out. They are cheap and easy to use. If you're not working on the LG 42LN5300, your power board will look different, but the process is the same. Match if Possible. Now that you've identified the capacitors that look bad, turn the board over and carefully identify exactly which points on the board are from these capacitors. By continuing to use this site you consent to the use of cookies on your device as described in our cookie policy unless you have disabled them. Do you have any suggestions for this? This article is accurate and true to the best of the author’s knowledge. So, a capacitor which has failed can show bulging at the top. LED TV's have a known problem with capacitors going bad. Remove all of the screws shown at the "yellow arrows" below. Could it be the on/off toggle switch. What this means is, like a battery, they have a positive (+) and a negative (-) side. Use desoldering wick or a solder sucker to remove solder from a capacitor lead. After unplugging everything on the TV, you will need to remove the stand. Once solder melts onto the lead, apply the iron on the lead and solder a few times to melt the solder cleanly on the lead. The initial logo will turn on and then then goes blank screen. Let the Soldering iron do the work. Grab your friend and have them help you on this next step. We want to emphasize that capacitors do not always show visible signs of failure. But if you see signs of this on your board, you can be confident that you're close to fixing your TV. Often you can find replacements capacitors at your local electronic store. Thanks! Bend back the leads to hold the capacitor in place. TV. Are you crazy?" the status light can come on, meaning the unit has power, but with bad capacitors the screen wont be able to be lit up. There was a severe thunderstorm in my area a few days ago and my LG Smart tv turned off and won’t turn back on. Not Lower! If your LCD or LED TV won't turn on, or makes repeated clicking sounds, there is a very good chance that you can save hundreds of dollars doing this simple repair yourself.I k… I know, I know. Thank you for the detailed guide! It worked for me, and it worked for hundreds of people reading this and my other articles. If you don't see these signs of failure, but your TV had the tell-tail clicking sound, you still can be fairly certain the steps below will fix your TV. Any force applied at odd angles can damage the fragile glass front. I tried to turn on the tv after being gone for 6 months. The TV sits on top and inside the stand, so it wont just flop over when you remove the stand screws, but it's always safer to have a friend hold the TV upright as you remove the screws from the stand. You're thinking, "Tinker inside my LED HDTV. Content is for informational or entertainment purposes only and does not substitute for personal counsel or professional advice in business, financial, legal, or technical matters. Match the temperature rating, but you can go higher if needed. Insert capacitor, making sure to place the negative side in the correct location (look at your notes or pictures and confirm). Each time the solder will melt faster. All the capacitors look flat, no leaking that I can see. Having found and removed the bad capacitors on your board it's time to buy new ones. The steps below will help you repair any brand of TV. Balancing the circuit board on its side while using a hot soldering iron and pliers can be a bit tricky. When handling your TV always keep it straight up (like your watching it) or laid flat. Turn on TV and be happy that you save yourself a ton of money. I have checked the cord, powered, and have removed the back. not power on or no led red lights on how to fix it, My LG TV won't come on the red light lights up and then dissapears and lights up back and forth red and makes 2 clicking noises as if it turns on then off but screen doesn't come on what could be the diagnosis dont use it that often just brought it out yesterday before that it was 2 weeks since I had used it and it worked fine. Don't worry if your board looks a little different. I have seen your tutorial direction and I. or if light is on that means these parts are OK? Took it the back off, but all capacitors appear ok, even the tiny ones. No, I'm not crazy. With the back casing removed locate the power board (pictured below). No problem. Use them to verify re-assembly. the bulging tops (ususally) or leaking (less often) is pretty easy to identify. it just clicks - Answered by a verified TV Technician. There are two main types of visible failure. The power was disconnected. Will try to put into action and see what on. Place your soldering iron and solder on lead until the heat melts the solder. I managed to buy the capacitors and a solder sucker, and today I fixed my TV. If i restart the process it does the same. You can hear it turn on a d a few seconds later it clicks off. If your LG LED TV won't turn on, or makes repeated clicking sounds, there is a very good chance that you can save hundreds of dollars doing this simple repair yourself. The Capacitors are Aluminum Electrolytic Capacitors, and are the most likely cause of your problem. We replaced two bad capacitors but it's still not working! Any suggestions thanks. Capacitors (You'll get these after identifying bad capacitors in, Magnetic, ratcheting, flexible screwdriver (to help remove all the casing screws), Cordless Screwdriver (to help remove all the casing screws), Flux Pen (flux on solder makes it flow and less "sticky"), Multi-Meter (test for bad Caps, helpful if there are no visual clues), Take a picture of the board (will help during re-assembly), Remove all power harnesses using a simple tug on the connector clip (not the wiring). Another sign of a failed capacitor is leaking fluid (electrolyte). Takes Notes or Take a picture, or you will ruin your TV. Keep going back and forth on the leads. (or might come on then go off). Any updates? Could you please help, yes it can be the same issue. It's about 20 bucks, or if you're looking for the lowest price possible, this 60W soldering iron with stand is about $8 (shipped prime) and will work just fine. This is a repair almost anyone can do, it's actually quite simple, and with only a few basic tools and about 20 bucks, you can have your TV working in less than an hour. There are 16 screws to remove that will allow the back casing of the TV to come off. Blue arrows: Remove these 4 screws to remove a wall mount (not shown) from your TV. Before removing any capacitor, note which side the white stripe of the capacitor is facing. If you ever have to replace them again you want to try and match the original values.