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Search: Posts Made By: vinceroger69
Forum: Troubleshooting TVs and Video Sources Yesterday, 08:33 AM
Replies: 6
Views: 89
Posted By vinceroger69
Re: Lg 60PZ550 no picture

Mainboard maybe as a plasma no tcon?
I would run the test patterns if you can
service manual https://www.manualslib.com/manual/1268757/Lg-60pz550.html
Forum: Troubleshooting TVs and Video Sources Yesterday, 02:08 AM
Replies: 5
Views: 109
Posted By vinceroger69
Interesting tv screen restoration

https://www.youtube.com/watch?v=PC1Mdv_rZXs&t=300s
Forum: Troubleshooting Laptops, Tablets, and Mobile Devices 05-27-2022, 05:19 AM
Replies: 4
Views: 78
Posted By vinceroger69
Re: Problem transfer file from a samsung sgh-e710

https://drivers.softpedia.com/get/Other-DRIVERS-TOOLS/HAMA/Samsung-SGH-E710-HAMA-USB-Driver-20011.shtml
Forum: Troubleshooting TVs and Video Sources 05-26-2022, 04:44 AM
Replies: 10
Views: 188
Posted By vinceroger69
Re: LG 42LE4900 no backlight, possibly no display

each led string is 100v i think
This video will give you a rough idea whats involed but remember big risk of cracking the lcd so be really carefull
https://www.youtube.com/watch?v=WYHSa7kYbf4
Forum: Troubleshooting TVs and Video Sources 05-24-2022, 11:05 AM
Replies: 10
Views: 188
Posted By vinceroger69
Re: LG 42LE4900 no backlight, possibly no display

psu i think used is these sets is a yp42lpba with the code EAY60803202 not the easiest to diagnose
Forum: Troubleshooting TVs and Video Sources 05-24-2022, 10:10 AM
Replies: 10
Views: 188
Posted By vinceroger69
Re: LG 42LE4900 no backlight, possibly no display

remember your are not trying too reflow the ic your only heating the bga chip up too expand parts and see if it tempory fixes the issue
Forum: Troubleshooting TVs and Video Sources 05-24-2022, 07:41 AM
Replies: 10
Views: 188
Posted By vinceroger69
Re: LG 42LE4900 no backlight, possibly no display

each of the 4 backlight voltage should be 100v if i remember correctly
mainboard and psu dissconnect dont work on lgs as far as i know only samsungs
If i remember correctly these are a edge lit...
Forum: Troubleshooting TVs and Video Sources 05-23-2022, 11:11 AM
Replies: 31
Views: 1,487
Posted By vinceroger69
Re: Samsung LE40B620R3W shuts down

Too be honest i have sold a few boards and never had a issue i have got 100% seller status on ebay, but yes just been lucky i guess as a lot of people do get returns.
I never pay for broken tvs...
Forum: Troubleshooting TVs and Video Sources 05-23-2022, 02:37 AM
Replies: 2
Views: 81
Posted By vinceroger69
Re: Sony KDL-40EX403 Stuck on Standby Fixed

Nice fix thanks for sharing.
Forum: Troubleshooting TVs and Video Sources 05-23-2022, 02:34 AM
Replies: 31
Views: 1,487
Posted By vinceroger69
Re: Samsung LE40B620R3W shuts down

I usually find stands are the first to sell too any profit is better than none in my opinion.
I have placed a few wanted adds on facebook etc, free collection on non working tvs no smashed screens,...
Forum: Troubleshooting TVs and Video Sources 05-21-2022, 05:26 AM
Replies: 31
Views: 1,487
Posted By vinceroger69
Re: Samsung LE40B620R3W shuts down

Thats good to hear glad its fixed the tv.
I have started again collecting smashed screen sets (more modern types though) and stripping them for parts and will add onto ebay at some point, profit...
Forum: Troubleshooting TVs and Video Sources 05-20-2022, 04:33 AM
Replies: 15
Views: 454
Posted By vinceroger69
Re: LG 50PA4500 Plasma Troubleshooting

not sure if these will work https://www.ebay.co.uk/itm/194364884806?hash=item2d410cc746:g:wFsAAOSwyLhhQa3F
Forum: Troubleshooting TVs and Video Sources 05-19-2022, 10:50 AM
Replies: 9
Views: 146
Posted By vinceroger69
Re: Samsung 3DTV UE46EH6030 fault

Samsungs seem to suffer from dry joints but if you resoldered any capacitors it may of altered the esr tempory with the heat from soldering.
That looks a good meter but cant see it mentioning esr...
Forum: Troubleshooting TVs and Video Sources 05-19-2022, 06:41 AM
Replies: 9
Views: 146
Posted By vinceroger69
Re: Samsung 3DTV UE46EH6030 fault

I have a few esr testers this is the main one i use ...
Forum: Troubleshooting TVs and Video Sources 05-19-2022, 06:25 AM
Replies: 9
Views: 146
Posted By vinceroger69
Re: Samsung 3DTV UE46EH6030 fault

You could try re soldering all parts that are mounted on the heatsinks also the large transformers even if joints look ok i would reheat and add some fresh solder.
The capacitors may look ok but...
Forum: Troubleshooting TVs and Video Sources 05-18-2022, 12:50 PM
Replies: 29
Views: 400
Posted By vinceroger69
Forum: Troubleshooting TVs and Video Sources 05-17-2022, 04:28 AM
Replies: 34
Views: 715
Posted By vinceroger69
Re: LG 50PC56 keep burn Buffers Boards

can you upload a picture of the pin area so we can confirm i think pin one is marked with a triangle
Forum: Troubleshooting TVs and Video Sources 05-17-2022, 03:54 AM
Replies: 34
Views: 715
Posted By vinceroger69
Re: LG 50PC56 keep burn Buffers Boards

pretty sure its pins 1 and 2 on these sets also think you have to dissconnect the cable between the main and control board maybe wait for another member to confirm its the rite procedure
Forum: Troubleshooting TVs and Video Sources 05-15-2022, 08:09 AM
Replies: 29
Views: 400
Posted By vinceroger69
Re: samsung tv ue43ru7400u dark screen problem help

yes if you have a backlight tester,
what happens if you remove the cable between mainboard and power supply do the backlights power on then?
This will give you a rough idea whats involved to change...
Forum: Troubleshooting TVs and Video Sources 05-15-2022, 01:22 AM
Replies: 7
Views: 142
Posted By vinceroger69
Re: Samsung un60d8000yf - worth diagnosing?

un series possibly backlight failure as very common with these sets
Forum: Troubleshooting TVs and Video Sources 05-14-2022, 07:01 AM
Replies: 29
Views: 400
Posted By vinceroger69
Re: samsung tv ue43ru7400u dark screen problem help

This thread is worth a read
https://www.badcaps.net/forum/showthread.php?t=96567&highlight=samsung+burnt
Forum: Troubleshooting TVs and Video Sources 05-01-2022, 07:52 AM
Replies: 377
Views: 17,017
Posted By vinceroger69
Re: Can you dignose from the photo ? . Toshiba 65S2650EV

It may of took a while to get too this point but yes a really good picture now, its actually been a interesting fault finding thread, with a good outcome.
Forum: Troubleshooting TVs and Video Sources 04-24-2022, 03:31 AM
Replies: 1
Views: 224
Posted By vinceroger69
A good video guide on tv fault finding

https://www.youtube.com/watch?v=77tymvTJDxo
Forum: Troubleshooting TVs and Video Sources 04-16-2022, 01:00 AM
Replies: 48
Views: 2,037
Posted By vinceroger69
Re: Digihome PTDR32FHDS5 (Vestel) 32" LED Smart TV

try whats suggested in post 21 if dim signal is missing proves its a mainboard fault
Forum: Troubleshooting TVs and Video Sources 04-15-2022, 08:36 AM
Replies: 48
Views: 2,037
Posted By vinceroger69
Re: Digihome PTDR32FHDS5 (Vestel) 32" LED Smart TV

post 20 says he replaced it so could possibly be wrong i guess
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