Having problems with your Flat Panel Televisions ?

Flickering Screen Dear all, Upon first activation the TV is fine, however after a time the (whole) screen begins to flicker before turning black, leaving only the sound. Any thoughts on what components may have failed? Many thanks, Mark



Answers :

The fault is with its back light CCFL lamps. Like any other flourocent lamps, these lamps also have a specific life time. After that, they will poise problem like this. Replacing the is a skilled work. You have to open the LCD panel to reach it.
Just enter this site, and see whether you can do this work or not. If hot, contact any experienced service technician. The site name is 'Electro-help'. Type in 'electronicshelponline' in your browsers' search box, and click search. A detailed description has been given there, with illustrations. I can't include all of it here by this window. Pull up older post there.

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Flickering Screen Dear all, Upon first activation the TV is fine, however after a time the (whole) screen begins to flicker before turning black, leaving only the sound. Any thoughts on what components may have failed? Many thanks, Mark


The fault is with its back light CCFL lamps. Like any other flourocent lamps, these lamps also have a specific life time. After that, they will poise problem like this. Replacing the is a skilled work. You have to open the LCD panel to reach it. ... Hitachi L42A403 42 in. LCD HDTV

Samsung LNS4041DX/XAA turns on but has volume only with a black screen. If I turn it off after several hours or next day the screen comes back on; however, if we leave it on for several hours turns back to black screen


... Samsung LN-S4041D 40 in. LCD HDTV

I have a RCA L26WD26D Flat Screen TV. When you turn it on it will say "please wait". This lasts for 30 seconds or so. Then that goes off and the screen turns black with some sections turning white. It will vary the back and white and will stay like this for maybe 20 minutes. Then it will start showing vertical colored lines. They will change also and eventually turn back to black and white. After leaving the TV on for about 5 or 6 hours, the picture finally shows up and looks fine. So now I'm af


Hi coefremont,\015\012\015\012This is an indication of out-of-regulation in the power supply section. The very\015\012common caused of this fault is the leaky\015\012elec ... RCA L26WD26D 26 in. LCD TV

When we turn the tv on the screen is black. we can hear all the shows, but cannot see. We have to turn the tv on 8-10 time to get it to come on or leave it on for 10 min then turn it off and back on then we will be able to see the screen.


This is most likely (90%+) chance it's a failing electrolytic capacitor in the inverter section of the TV (the circuit that powers all the backlights)If the unit is under warranty, return it for replacement/repair.If you aren't tech ... Toshiba REGZA 46RV530U LCD TV

I have an insignia ns ltdvd26 lcd tv. The problem i am having is the picture. When i turn the tv on... the picture is normal...then display freezes and slowly the picture will fade to black. If i leave the set on....occassionally the picture will come back on for a few seconds then fade to black again. The backlight still appears to be on when the screen fades out.


Good day!If your problem is pictures fade on and off...There are some points to consider like \015\012\015\012loose connectors on the power supply,main boards and inverter board ----reconnect a ... Insignia NSLTDVD26 LCD TV

Mitsubishi WT-42313 Rear Projection TV Last night my picture started to wobble, then the image shrank until i had nothing but a black screen, and the TV turned itself off. Now when I turn the TV on, the green light lights for a moment, then goes back out. Thoughts?


If the green light blinks count the blinks it tells you something ... Mitsubishi WT-42313 42" Rear Projection HDTV-Ready Television

I have a Samsung hlr5667w when I turn it on the lamp lights but the screen is black with a dim flickering light behind it, there is no audio. The lamp will stay on for a couple of minutes then the set turns off. Any thoughts or suggestions?


If you heard recently a high pitched sound or fan like sound it may be the color wheel--if it fails the set will detect that and shut set off.If lamp comes on even for a few seconds it likely is good--ballast which drives lamp is possible but ... Samsung Projection Televisions

No Video Signal - Black screen with Blue Bar that reads "No Video Signal". Eversince we got a new HD reciver to view our new Toshiba 40" tv in HD, we have been having this issue! Lately it has been during startup, so when the tv sits overnight and I turn it on in the morning, the No Video Signal is on the screen. Leave it for about 5 minutes and the channels will then come on, or I have used the remote to go through the different inputs, and go back to the one the HDMI cable is in and it may


One of the things an HDMI connection does is allow the TV and equipment to talk back and forth to each other. When you turn the TV off it ends this connection but when you turn it back on, it doesn't communicate correctly. The analog inputs don't do ... Flat Panel Televisions

My TV was working just fine yesterday. But now when I turn it on I can hear it but it is just a black screen. When I take it off on CH.4(my cable channel)it is no longer all black, the fuzzy screen appears like usual. And then I turn it back to CH.4 and again just a black screen, but I can hear the TV just fine, even when I turn the cable channels.


... Sylvania 6419TA 19" TV

I bought this N2635W it wasnt turning on. (So I thought it was the power supply) I bought a new power supply, and still didnt turn on.( So I thought it is the main control board) I bought a usded controler board, then it just turned by itself and there was only a white screen. No sound no controls responding. ( So i thought it needs a new one). I bought a new controller board from viewsonic,. Now it responds to the power button, I can turn it on and off., but still theres only a white screen


The tv Tuner signal board is the cause and the problems.That the board,where the incomming broadcasting signal cable wire plug into it.Tries websites like Shopjimmy.com,Ebay.com to buy a refurbish tv Tuner signal board for the replacement. ... ViewSonic N2635w 26 in. LCD Television

When I turn on my LG 50PS60 only the left side of the screen lights up. After 5 mins the right half lights up, leaving 2'' black on the right edge. how can i repair it.


... LG 50PS60 50 in. Plasma HDTV

I have a Toshiba TN55V71 and it will not come on. When you turn it on the power light comes on & stays red but the screen will be black and there is no sound. If I leave it on it will come on in about ten minutes.


... Toshiba TN55V71 55" Rear Projection Television

I have a Vizio SV470XVT1a. When I turn the tv on I may get a normal picture for a minute or two then the screen goes black or I will have a greenish or pinkish screen. I continue to have sound. Afte


... Vizio SV470XVT 47 in. LCD TV

Hi, I have an Acer AL2416W, I turn on my screen and the light goes green and everything is fine for one secomd then the whole screen turns black and my computer stays as normal and the green light stays on but i have a black screen


Change the serial cord or the videocard. if not work your Acer AL2416W i think your lcd have a problem? ... Acer AL2416W 24 in. LCD Television

Lc52d85un turned off the tv last night . Turned it on only sound green light is on. volume won't change,black screen can't see anything on screen to change input nothing but a black screen help


... Flat Panel Televisions

TV screen went black then turned on stand by. We tried turning it on then is shuts off. Now, we turn it on and the screen is black then goes to stand by with the red light blinking.


... Sony KDL52V5100 52 in. LCD HDTV

We were watching tv and suddenly the screen went totally black. There still is sound. We turned off the tv and then tried turning it back on but it was still black. The screen remains black when trying the dvd player as well. What's the problem and is there a simple fix or will it be very expensive? Thanks.


The problem is most likely the convergance chips. if that is the case you can go to www.TVrepairkits.com and purchase a repair kit for the fix. don't go to a TV shop because th ... Philips Projection Televisions

When I turn on the power button, the Vizio logo turns from orange to white. Then the screen goes from black to blue. But the blue screen only stays on for 1 second, pops twice and the screen goes back to black again. The logo also returns to orange. I already unplugged the TV, reset the power button for a minute.


... Vizio VX32L Television

My rca r52wm24 Tv turns on but after about 20 minutes the screen goes black but I still have sound. Sometimes the picture will come back up and work fine after 10-30 minutes but it will go to black screen again. Then sometimes the picture will be fine for around 20 min utes agin flash to black then flash right back to normal. rnWhennthe screen does go to black it slowley fades out takes about 10 seconds to go black


Hi mcpheeters16,\015\012\015\012First to isolate the loose connection from fault, check the cable connectors from the lamp and the ballast board. Pull-out the cables and then re-insert. Also check the ballast board from bad solder joints (crack ... RCA R52WM24 52" HDTV Projection Television

Element HDTV 40 in. Model Number ELDFT404. Screen stays black when unit is turned on.


Replace the inverter board or back light www.shopjimmy.com ... Element Electronics Flat Panel Televisions

LCD television starts normal, but after 2-3 secs, the screen turns black and remains black, no picture, but sound is still there. All cables have been checked - all possible input channels have also been tested to see if they produced any images onto the screen. When i look in a dark room to the black screen (with a flashlight), you can see (but very hard to see) some grey images (tv pictures) moving over the screen. I've read onto this very interesting website that on some models, one c


... Samsung Flat Panel Televisions

Mitsubichi VS 45609. When I turn the TV on sometimes it comes on and has beautiful picture and sound. Then after 1/2 or so it goes to a black screen. While on the black screen I am able to PIP it and see the the PIP screen with a clear picture. Also I can watch DVD's and play the games with a picture and sound. I for the life of me can not understand what is going. Why is it coming on and off? It either goes to a black screen or fuzzy like there is no cable channels. But I can have a beautiful p


I have the same TV and what is happing is the TV has 2 recievers in it to allow the PIP, So you have a power pack gone on 1 reciever the other is working, Your set has 2 power packs,1 for each receiver.\012I had both of mine go, 150$ a piece to ... Mitsubishi VS-45609 TV

I have a Polaroid TLX-04240B It comes on and Displays the Polaroid logo, then it goes to a black screen with the HDMI1 input box on the top right hand corner. THis box eventually disappears, leaving me with a black screen. The menus seem to work. But the signal only dispalys a black screen. When no source is connected, it will display the blue screen stating no signal. Apparently it is getting the HDMI signal but unable to display it? I have taken it apart and inspected the capaci


Buy another HDMI cable.Try another HDMI cable with another HDMI hub on the tv port.If u still have the same problems,mean the whole main tv Tuner signal board have problems and the caused.Tries websites like Shopjimmy.com,Ebay.com to buy a whole new ... Polaroid TDA-03211C 32 in. LCD HDTV

I have an LG 50PS8000 plasma tv which is nearly 2 years old. For the last few months its has occassionally been getting a red haze over the entire screen which either dissapeared on its own or went if you turned the tv off and on again. However recently the screen has started to go completely white and the tv turns itself off. If you try and unplug it and then turn it back on you get the white screen first then the picture starts coming through and then it turns itself off. If you leave it unplu


I've also had a popping noise on our 50" LG plasma TV, however the picture has not gone, but has turned grainy and colors are weird. Can this also be a blown fuse or a more severe problem (ysus board or similar)? ... LG 42LC2D 42 in. LCD HDTV

I had nothing but problems with my plazma since I bought it. But a couple months ago there was too much red on the screen so I adjusted the red to almost 0 and it was OK not great picture. Then the other day the whole screen turned green , no picture just green with sound. A few minutes later it went black no sound and said searching for signal then went off completely. I turned off and unpluged it over night. But now nothing at all just black.


Your main digital and sub digital have failed. incredibly expensive.there is one attempt that you can make to try (by chance) to save it temporarily.The digital and sub digital are the two boards in the center of the TV where the input ja ... Hitachi 42HDS69 42 in. Plasma Television

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