Forum: Troubleshooting TVs and Video Sources
02-20-2018, 08:22 PM
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Replies: 6
Views: 874
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Forum: Troubleshooting TVs and Video Sources
02-19-2018, 08:23 PM
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Replies: 6
Views: 874
Re: Samsung UN32EH4003F LED burnout
32" TV with blown LEDs may not be worth fixing?
http://www.woodfab.com/DSC_0008.JPG
http://www.woodfab.com/DSC_0010.JPG
http://www.woodfab.com/DSC_0011.JPG
I found in my salvage pile of LED...
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Forum: Troubleshooting TVs and Video Sources
02-18-2018, 04:35 PM
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Replies: 6
Views: 874
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Forum: Troubleshooting TVs and Video Sources
01-08-2017, 10:05 PM
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Replies: 11
Views: 1,384
Don't you love LED back light!
Don't you love LED back light!
Plasma TVs are a pain to fix, but I due love the picture of a plasma.
The LED back light is such a common failure now.
Yes it's a pain pulling the screen but the...
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Forum: Troubleshooting TVs and Video Sources
08-14-2016, 09:23 PM
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Replies: 7
Views: 1,545
LED Backlight Love /Hate
LED Backlight Love /Hate
Boy fixing Plasma TV' were such a pain with quite a few boards,
Then LCD with CCFLs now LCD with LED back light!
Well now you can pick up a nice TV with bad LEDs.
Yes a...
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Forum: Troubleshooting TVs and Video Sources
07-06-2016, 06:46 PM
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Replies: 1
Views: 1,057
TCL LE55FHDF3300Z lines on screen
Hello fellow techs
Here's one I got recently and I'm thinking it's the T-CON
So I bought one, OOPS I bought the wrong one.
I'm thinking of buying another one but I figured I ask if my...
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Forum: Troubleshooting TVs and Video Sources
02-25-2016, 10:06 PM
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Replies: 8
Views: 1,256
Re: LED back lights
I've been picking TVs out of the dump for years, Now I find LED backlight failure is becoming very common. Not fair to consumers when a $3 part causes the failure of a $400 or $500 TV. Why didn't...
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Forum: Troubleshooting TVs and Video Sources
02-21-2016, 09:10 PM
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Replies: 8
Views: 1,256
LED back lights
What the heck
They advertise that LED back light is the new greatest thing but it's seems to be the worst new thing. Why didn't they make them more accessible ?
I guess it's great for techs who...
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Forum: Troubleshooting TVs and Video Sources
12-04-2015, 08:59 PM
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Replies: 10
Views: 4,677
Re: LG 47LN5400 TV screen problem
You can get them on eBay
My 47LN5400 also had bad LEDs and as I was testing the LED strips I accidentally blew two more strips with to much current/voltage.
I forgot to set the current limit on my...
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Forum: Troubleshooting TVs and Video Sources
11-21-2015, 09:44 PM
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Replies: 3
Views: 885
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Forum: Troubleshooting TVs and Video Sources
11-21-2015, 09:24 PM
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Replies: 3
Views: 885
How common is it for LEDs to short?
How common is it for LEDs to short?
I'm a TV hoarder and I have 14 tvs in my shop right now.
Plasmas are a pain but I like the picture.
LCDs are a easer to work on.
But now it seems to me...
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Forum: Troubleshooting TVs and Video Sources
10-29-2015, 08:21 PM
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Replies: 26
Views: 3,160
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Forum: Troubleshooting TVs and Video Sources
10-29-2015, 07:58 PM
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Replies: 26
Views: 3,160
Re: What A Load Of Trash !
I tried super big caps to fix th lines but, it didn't work.
I found that yellow electrical tape worked better.
http://www.woodfab.com/KDL4100.jpg
http://www.woodfab.com/KDL4100tape.jpg
I'm not...
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Forum: Troubleshooting TVs and Video Sources
09-11-2015, 08:07 PM
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Replies: 3
Views: 895
Why do some chips run so hot without a heat sink?
Why do some chips run so hot without a heat sink?
After working on quite a few electronic devices that heat causes major problems.
What the XXXX why don't they heat sink them.
My friends Plasma...
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Forum: Troubleshooting TVs and Video Sources
09-26-2014, 07:58 PM
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Replies: 13
Views: 1,469
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Forum: Troubleshooting TVs and Video Sources
09-26-2014, 07:55 PM
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Replies: 13
Views: 1,469
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Forum: Troubleshooting TVs and Video Sources
07-12-2014, 09:04 PM
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Replies: 151
Views: 74,497
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Forum: Troubleshooting TVs and Video Sources
07-12-2014, 08:56 PM
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Replies: 151
Views: 74,497
Re: Samsung LN52A530P1FXZA Tab bonding repair
Down to the point, I've seen quite a few TVs with screen ribbon bond failure.
So far I see the main fix is to put pressure on the screen contact with rubber.
Dose anyone have another technique...
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Forum: Troubleshooting TVs and Video Sources
07-01-2014, 08:00 PM
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Replies: 1
Views: 1,010
Screen Ribbon Bond failures
I've been in the electronic world for 30 years and you never stop learning.
I've mostly been in the repair end repairing failure do to component failure.
I love the challenge of trying to...
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Forum: Troubleshooting TVs and Video Sources
05-31-2014, 06:34 PM
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Replies: 3
Views: 1,445
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Forum: Troubleshooting TVs and Video Sources
05-31-2014, 06:08 PM
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Replies: 3
Views: 1,445
Sceptre X46BV picture folds over
I found this Sceptre X46BV
You can watch it one day, two days,sometimes three days then the picture folds over, goes crazy.
I've been using it this way for over a year.
If I press the...
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Forum: Troubleshooting TVs and Video Sources
04-16-2014, 05:48 AM
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Replies: 5
Views: 2,500
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Forum: Troubleshooting TVs and Video Sources
04-15-2014, 09:10 PM
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Replies: 5
Views: 2,500
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Forum: Troubleshooting TVs and Video Sources
04-15-2014, 08:24 PM
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Replies: 5
Views: 2,500
ZSUS trim pot adjust -LG 42PC3D-
Hello people,
One of my latest picks LG plasma weak dim picture.
I replaced 9 swollen caps on PS board and no difference in picture.
On further investigation I found the ZSUS amp to be shorted....
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Forum: Troubleshooting TVs and Video Sources
04-01-2014, 08:11 PM
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Replies: 1
Views: 996
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