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Jadon Decker Posted on May 04, 2017

Lg 60LB6300 TV, back light flickers on an off? works perfect for about 15 seconds then starts blinking ever second

5 Related Answers

Anonymous

  • 3130 Answers
  • Posted on Jun 09, 2007

SOURCE: tv cycles on and off

Sounds like bad capacitors in nthe power supply, or maybe a regulator in the power supply. Have a tech take a look at this TV set for you, as there are no user replacable parts available in the TV set. Good Luck

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Anonymous

  • 2 Answers
  • Posted on Jan 25, 2009

SOURCE: no video or sound, just blinking power light

make sure tv not in standby mode

Anonymous

  • 2 Answers
  • Posted on Mar 21, 2009

SOURCE: Power/Standby light blinks green then screen goes blank (off) for

I have a similar problem. Just found out a possible solution yesterday. I am waiting for my lamp but here's what you need to do if you have replaced your lamp. Go into self diagnostics mode: Switch of your TV via remote, you will see red standy by light. Now,on the remote press "Display"=>"Channel 5"=>"Volume Up"=>"Power Button". All these keys need to be pressed within 3 seconds. You will now enter the diagnostics mode. Press "Jump" on remote (bottom right) 3 times and then press "Channel 2" 9 times. The screen will display your current lamp hours used.

In order to reset your tv to factory settings and for the new bulb to work you must reset this timer or else your TV will assume you are still using the old bulb and will automatically kick in "over protection mode". So here's what you do once you do on the lamp hours display screen. Press the "Channel 3" button on the remote 3 times then "Mute" then "Press Enter" to reset the timer to zero. Your TV should now work as normal. And remember, whenever a part is replaced all factory settings must be reset to zero. To do this, follow "Display"=>"Channel 5"=>"Volume Up"=> "Power Up" to enter service mode. Finally, press "Channel 8" and then "Enter" to put the TV back to factory settings.

The above mentioned is usually performed by a service technician and they charge somewhere around $95 diagnostic fee. You just saved this charge. If you see flashing red lights count them when they flash in sequence. This is a code for the techs to tell them what is wrong. These flashing red lights sequentially flash from 0 to 10 times to identify a problem. Usually, when the bbulb goes bad the only thing that might need to be replaced would be a "lamp Driver" aka "Power Block Assembly" $116.25 online from Sony, or the ballast. Sometimes, if you do not have a video a Thermal FUse can go bad which only costs $4.80 for the KDF60-XS955 but the techs will charge you over $300. You can do this yourself if you can get your hands on a service manual.

Hope this info helps.

Good Luck to you all.

Franklin Ramsey

  • 35 Answers
  • Posted on Jul 31, 2009

SOURCE: I have an LG DLP. that turns off after 15 -30 seconds

If the second light is blinking to orange or red, that is usually the lamp indicator light on an LG DLP tv. That indicates your bulb needs replaced, or something surrounding the bulb has failed (like the cooling fan for the bulb for example) IF you have a spare bulb handy, I'd replace the bulb, keeping in mind if you touch any part of a new bulb with your bare hands, you just cut the life of the bulb by more then half.

Anonymous

  • 43501 Answers
  • Posted on Sep 09, 2010

SOURCE: my ZD30 Zenith dehumidifier..starts, after

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Here is a tip that explains what can be happening to make the dehumidifier show that the bucket is full when it is not.

Dehumidifier Problem It shows Bucket Full

heatman101

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1helpful
1answer

I have a 55" LG TV model#55LD520-UA when I turn it on the red stand by light blinks twice and the LG logo and clock flash for maybe 2or, 3 seconds then the screen goes black

Hi there. I would advise you to unplug your tv from the wall. Wait approximately 5 minutes. Hold down the power button on the tv for 15 seconds without the tv plugged in. This is what they call power cycling. If plugging back in the tv does not work; you might have a power board issue. A typical power board/circuit board repair runs from $25 to $125.
1helpful
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I have a lg 60LB6300 when i turn it on the picture flashes on and to ablack screen then back on it only comes on for a second and off it will set there and do that all day

Fault at its main digital board. Short circuited component/s at it. Contact any service technician; or the authorized service center. If you wish to get some details; check the site linked here. Surf the site with patience. Pull up older posts. http://electronicshelponline.blogspot.com/ In most cases, the main board might have to be replaced. If so, a software [firmware] update too might be necessary.
0helpful
1answer

Tv turns on and screen flickers on for a second and then turns off, whats the issue?

Sounds like Back - light problem.Check and replace damaged component/s at its back-light inverter board, or replace this board as card basis.If you wish to get some details; check the site linked here.Surf the site with patience.Pull up older posts.It will be best to replace the inverter board as card basis.
http://electronicshelponline.blogspot.com/
To some model sets; especially LED back-lighted types; the back-light inverter circuit will be part of the main power supply board [SMPS].In such cases, the power supply board might need replacement.To some models sets, the back-light inverter and SMPS section circuit will be integrated at its main board itself.If so; the main board should be replaced. To some models of sets, all these section circuit will be integrated at its main board.If this is the case, you have to replace the main board.
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Picture blinks on an off an has no sound how can this be fixed

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TV turns off by itself after 35 seconds of being on. Indicator light flashes red endlessly.

The TV is going into protection mode. Could be a problem with moisture. Can you try warming up the rear with a hair drier? Ensure that you do not apply too much heat to avoid damage to plastic parts. If you can remove the back cover (after unplugging the power outlet and switching off the TV), try doing in on the entire PCB, if you suspect moisture is the problem. Please do not touch anything in the board by bare hand as there would be high voltage charge in capacitors even after switch off. If it does not work, this might need attention of a qualified service technician
0helpful
1answer

Power light blinking not working cannot re set

Was there any power flicker before it happened?

1. Reset the router by pressing the reset button of the router for 15 seconds while the power cord is plugged in and while the router is powered on.
2. Release Reset button after 15 seconds and unplug the power cord of the router then press the reset button again for 15 seconds.
3. After 15 seconds release the reset button and replug the power cord then press the reset button again for 15 seconds.

If this didn't work.
1. Plug the power cord to the router, and unplug it do this 7 times then reset for 15 seconds while it's unplugged and plug it back it and press the reset button for 15 seconds and release it. Try to check if there's any changes.
3helpful
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I have an LG DLP. that turns off after 15 -30 seconds

If the second light is blinking to orange or red, that is usually the lamp indicator light on an LG DLP tv. That indicates your bulb needs replaced, or something surrounding the bulb has failed (like the cooling fan for the bulb for example) IF you have a spare bulb handy, I'd replace the bulb, keeping in mind if you touch any part of a new bulb with your bare hands, you just cut the life of the bulb by more then half.
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Monitor won't light up. Only just for a second or two.

Hi
this issue is made by defective torch or lamp at the back of LCD...

Thanks!
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