As I understand it,if the circuit component that monitors the backlight function detects a fault it shuts off the power to it and goes into a “safe mode”,presumably to protect the remaining leds from receiving to much voltage or current since they are wired in series. Partial part number can be found on a sticker. Sign in to check out Check out as guest. When turning off, can see what’s on the screen. Hi there, Save hours of searching online or wasting money on unnecessary repairs by talking to a 6YA Expert who can help you resolve this issue over the phone in a minute or two. I checked as best I could all the solder joints,resistors,fuses etc. This item will be shipped through the Global Shipping Program and includes international tracking.

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pg LG 47LG50 47 in. Feedback on tvpartshub from others who bought this item. Not sure if it’s just the tcon board or board and the leds. Black screen, full screen flashes every few seconds.

TV Repair Made Easy We apologize for the inconvenience. Posted on Dec 24, We are seeing repeted failures with the LED strips on these models.

LG 50LN5100 Manuals

Home Search results for: Incidentally it took me five weeks to troubleshoot this fault. Want Answer 1 Clicking this will make more experts see the question and we will remind you when it gets answered. Learn More – opens in a new window or tab Any international shipping is paid in part to Pitney Bowes Inc.


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You need to verify the back light if working fine. It’s like a 5ln5100. Learn More – opens in a new window or tab. I have answered this question in a previous post but to re-cap. Contact any service technician to make it confirm; before replacing the same. Contact the seller – opens in a new window or tab and request a shipping method to your location. What may seem like a power supply failure may be caused by the failure of one or more LEDs inside the panel screen.

It may be incorporated in the main board or the power supply board. Learn More – opens in a new window or tab International shipping and import charges paid to Pitney Bowes Inc.


How To: Replace the LED’s on an LG 50LN5100

Lgg to friends Share on Facebook – opens in a new window or tab Share on Twitter – opens in a new window or tab Share on Pinterest – opens in a new window or tab Add to watch list. You can’t post answers that contain an email address. Interest will be charged to your account from the purchase date if the balance is not paid in full within 6 months. LG power supply modification. My TV only shows picture for less than a second, then the screen goes black again.

LG 50LN 50″ Full HD p Hz LED-LCD TV – Vitazuba Review

These TVs make the picture Minimum monthly payments are required. Part number can be found on a sticker.

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