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Hi Lotas. Are you telling me that you have tried a software update on this tv model with the folder on the root and that it has worked for you? Thanks for replying
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I'm also looking for the file that works with flash drive. The only file around in the internet is 221Mb with extension BIN and it doesn't work. Does ANYONE have the file - FIRMWARE - SOFTWARE UPDATE?Last edited by Louis82; 07-15-2024, 04:41 PM.
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Re: Tcl 55S405 bad T-con?
Hi Budm,
Have you guys been able to find what is the cap or component that fails in this T-CON board? I have checked all caps and no short on caps or IC's.
Any suggestion or update on this TCON board repair?
Thanks!
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Re: XBR-55X850 turns on but no pic no 12v on t-con
I'm currently having the same exact problem. I believe the issue is the screen (agree with David). I have tried multiple firmware updates with USB and everytime the results are different, which is strange.
I will explain in details what happened every single time below:
1- After USB firmware install, the TV will not respond to any button or remote control. Unplugged TV, plugged back in and still the same until I disconnect the 5 pins cable that goes from power supply to T-con, then TV started up. Backlight...
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Re: Updating LCD TV Firmware
Some flash drives wont work. No matter if its formatted as FAT32. The only drive that works for me is my 12 years old flash drive but is only 1GB. New Tvs requires 2 GB. I'm struggling with this right now. Do you guys know of any trick how to make this flash drives work?
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Re: SONY KDL-55EX500 issue
I'm currently having the same issue. TV is acting very strange. Light in front goes green but no backlight, image or sound. Sometimes green light is not even on, looks completely dead.
Opened TV, reseat cable that goes from main to power and tv came back on. Customer states that they used to get the TV back on after unpluging it and pluging it back a few times.
I went ahead and replaced main board (purchased from Shopjimmy), resoldered power board, performed software update. Tv worked great for few hours and problem came back. ...
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Liability Insurance for TV Repair Techs | Recommendations | Comments
Hello,
I'm currently at the situation where I would like to purchase a General Liability Insurance that covers my In-Home Tv Repair Services ( I travel to customer house)
Do you all know about any reliable Insurance Company that could cover me from damaging a 70" screen to breaking a expensive decoration in customer living room or scratching walls, etc.
I have avoided the insurance protection for years but now I have decided to purchase it and don't know where to go or what is a good or a reasonable price to pay.
I contacted 5 months ago...
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Re: LG 55UF6450-UA with white screen
Thanks. Took in consideration what you have said, made the short with pin 44 (which follows to the fuse just like 45, 46, 47,48) and things did not change at all.
I gave up. It would be great if the person who got the test gen to work, could post photos of pins he used.
Now, As I mentioned before, there is a red light on the main board that goes on. I asked around and I was told the main board is locked and you have to replace board entirely. I call Nick Tv Repair, who offer repair service for this board and I was told they...
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Re: LG 55UF6450-UA with white screen
Hi there,
I'm having the same issue here.
Questions:
Where is the VDC and Pin 44? I own a microscope and still can't find them.
All I see is VCC and VDD (marked with red color on picture)
I went ahead and based on TCOn training manual that you guys shared here, installed a jump from VCC to pin 44( I counted 44 pins from right to left) and all I get in a horizontal white bar on top that comes and goes.
Please confirm if VCC is the right pin and not VDC.
Also, @engelwood39, did...
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Re: Need help with my Samsung UN55JU7500 random "flickering" in the middle of the tv
UPDATE: Tv is Fixed!
@Budm : Yes, The diode blew as soon a I plug the power cord in.
So, The problem were the 30 Diodes I ordered from a vendor at AliExpress.
I got some new ones from an eBay seller in California and my power board / Tv worked again. Phewww - As always I learned a lot from this. I wish I had to do troubleshooting everyday, so much to learn.
Thanks Budm!
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Re: Need help with my Samsung UN55JU7500 random "flickering" in the middle of the tv
Yes new diode on the board check less than 1 ohm. I have 30 of these crapy diodes. I made te comparison above with one unused diode.
Now this is strange, filter cap on board checks 4.0 mohms - While the good board where I grabbed the good diode for test, checks 0 ohms. They both have been unplugged for while - are they still discharging?
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Re: Need help with my Samsung UN55JU7500 random "flickering" in the middle of the tv
I think I figured out. I found a good board that uses the same Diode, I removed it from board and the measuring is different to my "new" diodes from Aliexpress.
Here measures (good diode):
Pin 2-1: 1.6Mohms
Pin 2-3: 1.6Mohms
Aliexpress Diode:
Pin 2-1: 7.81Kohms
Pin 2-3: 7.81 Kohms.
No good, right?
Did i order the right part number? SF10A600HPI . Does the number on top AUK D5223 matters?
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