Re: LG 60LB7100 Intermittent No Backlighting
stayed on for almost 2 hours after turning the backlight down to minimum, but now shuts off every few minutes after turning back on.
Steveakus
Member
Last Activity: 07-25-2017, 07:52 AM
Joined: 07-18-2017
Location: Clarksburg, WV
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Re: LG 60LB7100 Intermittent No Backlighting
Also yes that seemed to help by turning the backlight down to minimum ... so you still think the VC4 LED String is the main culprit ?Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
How hard are these to replace ? also not finding parts readily available anywhere ?...Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
No looks great when working...Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
_______ on ________ off
SCLK = 1.0 _____ 87.3
Vsync= .9 _____ 11.2
Sin = .9 _____ 3.27
P-Dim1= 2.66 _____3.28
P-Dim2= 1.76 _____1.75
Dry on = 3.13 _____3.13
Pwr on = 3.41 _____3.41...Last edited by Steveakus; 07-22-2017, 09:21 AM.Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
Yes, I do have that as well
LED 1-6 ON = 69.0
LED 1-6 OFF = 55.6...Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
Here is close up of that legend
And a pic from ShopJimmy of the same model board just for clarity. I cant seem to get a good enough pic....Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
These may be better pics?...Leave a comment:
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Re: LG 60LB7100 Intermittent No Backlighting
If different pics are needed please let me know, thanks...Leave a comment:
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LG 60LB7100 Intermittent No Backlighting
Any help and input much appreciated, Its been a tough one for me to diagnose so any help there is also welcomed.
So I have an LG 60LB7100-UT and it will occasionally loose backlighting, I can shine a flashlight at the screen and see the picture perfectly, so I have tried to catch it to diagnose and so far all my test readings are as follows, but also these readings so far are without failure:
(I will update as soon as I get it to fail again as it is getting more frequent )
The following readings are the TV staying on for 20min after I took the back off during... -
Re: New Members - please post your introductions here
Hello, and thanks for the add. I'm Steve, I am primarily an automotive technician and Tuner, however I dabble in the electronics/computer repairing as much as I can, I am however self taught with no formal training (other than automotive) and I try to learn and research all I can. I appreciate all your help and advice in advance ... LOL ThanksLeave a comment:
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