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Troubleshooting TVs and Video Sources

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Technical questions about your defective television, projection screen, LCD/plasma, or any other type of video device. When starting a new thread, please put the make AND model of your device in the thread title. Also be VERY descriptive of your issue, that way you'll get the best answer possible!

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Topics Statistics Last Post
Sticky: Eeprom dump thread! by Hamie
Started by Hamie, 01-25-2017, 02:25 PM
1,921 responses
643,743 views
0 likes
 Last Post Salvatore Cancellieri
by Salvatore Cancellieri
05-27-2025, 04:41 AM  
Sticky: Reduce the size of photos please.. by Davi.p
Started by Davi.p, 05-16-2024, 12:53 AM
3 responses
218 views
0 likes
 Last Post Davi.p
by Davi.p
03-31-2025, 02:38 PM  
Sticky: LCD TV and Monitor basic troubleshooting guides by budm
Started by budm, 01-23-2013, 11:27 AM
455 responses
780,932 views
0 likes
 Last Post Ricardoso
by Ricardoso
12-07-2024, 05:33 PM  
Sticky: List Of Vestel Tv Brand Names by ReeceyBurger123
Started by ReeceyBurger123, 05-30-2015, 01:12 PM
125 responses
196,764 views
0 likes
 Last Post Guest's Avatar
by Guest
04-10-2023, 09:53 AM  
Sticky: Factory Resets Listing by randtek
Started by randtek, 12-13-2012, 08:45 AM
130 responses
540,854 views
0 likes
 Last Post RinusB
by RinusB
01-20-2023, 10:25 AM  
Sticky: TV Repair Reference Library by randtek
Started by randtek, 01-24-2013, 12:11 PM
51 responses
279,431 views
0 likes
 Last Post Maalobs
by Maalobs
01-04-2022, 01:15 AM  
Closed, Sticky: WARNING: Live heatsinks & single pole on/off switches in switching power supplies by Per Hansson
Started by Per Hansson, 06-09-2021, 12:01 PM
0 responses
9,191 views
0 likes
 Last Post Per Hansson
by Per Hansson
06-09-2021, 12:01 PM  
Closed, Sticky: BIOS & FIRMWARE Attachment Upload WARNING! AVOID BANNING, READ BEFORE UPLOADING! by Topcat
Started by Topcat, 12-30-2018, 03:16 PM
0 responses
28,434 views
0 likes
 Last Post Topcat
by Topcat
12-30-2018, 03:16 PM  
Closed, Sticky: Please upload pictures using attachment function when ask for help on the repair by budm
Started by budm, 08-19-2014, 09:02 AM
10 responses
73,113 views
0 likes
 Last Post budm
by budm
01-05-2015, 03:39 PM  
Closed, Sticky: Put make and model number in thread title ! ! ! by Dgtech
Started by Dgtech, 12-07-2012, 04:59 AM
0 responses
48,438 views
0 likes
 Last Post Dgtech
by Dgtech
12-07-2012, 04:59 AM  
Eprom dump versus firmware update by angelos
Started by angelos, 03-18-2022, 12:44 AM
5 responses
6,716 views
0 likes
 Last Post angelos
by angelos
03-21-2022, 11:00 PM  
SAMSUNG UN70TU7000F no image by charlie555
Started by charlie555, 02-14-2022, 07:44 PM
8 responses
1,053 views
0 likes
 Last Post dskall
by dskall
03-21-2022, 10:29 PM  
dvr dahua dhi-hcvr5108hs-s3 dump by karim011
Started by karim011, 03-21-2022, 04:58 PM
0 responses
797 views
0 likes
 Last Post karim011
by karim011
03-21-2022, 04:58 PM  
Sony Bravia KDL 40LX900 red picture by Nikita90
Started by Nikita90, 03-20-2022, 01:27 PM
2 responses
693 views
0 likes
 Last Post Unspun01
by Unspun01
03-21-2022, 09:46 AM  
Light Scratch Removal Success with Magic Eraser by neilc6
Started by neilc6, 03-17-2022, 12:28 PM
10 responses
1,237 views
0 likes
 Last Post cheeky2
by cheeky2
03-20-2022, 03:42 PM  
Samsung UE65h5400AW Won't Turn On (Has Red Standby Light) by DutchDIY
Started by DutchDIY, 02-26-2022, 11:23 PM
53 responses
3,844 views
0 likes
 Last Post lotas
by lotas
03-20-2022, 12:58 PM  
Polaroid P43D300FP by vinceroger69
Started by vinceroger69, 03-19-2022, 08:59 AM
21 responses
2,069 views
0 likes
 Last Post vinceroger69
by vinceroger69
03-20-2022, 01:08 AM  
UN65NU6900F - Backlight No Picture by TVAddict
Started by TVAddict, 03-10-2022, 11:13 PM
13 responses
1,699 views
0 likes
 Last Post TVAddict
by TVAddict
03-19-2022, 06:54 PM  
Samsung 4K UN55NU7100F stuck in a reboot loop by Yanleb
Started by Yanleb, 03-19-2022, 02:13 AM
1 response
1,325 views
0 likes
 Last Post Davi.p
by Davi.p
03-19-2022, 01:12 PM  
Bell PVR cap replacement by bluegirl
Started by bluegirl, 02-24-2022, 02:50 PM
3 responses
970 views
0 likes
 Last Post Unspun01
by Unspun01
03-18-2022, 09:51 PM  
Samsung un60j6200 backlights by Eel_dahc
Started by Eel_dahc, 03-18-2022, 08:42 PM
0 responses
547 views
0 likes
 Last Post Eel_dahc
by Eel_dahc
03-18-2022, 08:42 PM  
LG 60LB5200 No power , completely dead by Anooc7
Started by Anooc7, 09-12-2021, 03:00 PM
24 responses
3,750 views
0 likes
 Last Post Unspun01
by Unspun01
03-18-2022, 08:16 PM  
LG 50lb6100 flashing backlights unsusual fix! by rddube
Started by rddube, 03-16-2022, 05:46 AM
3 responses
1,251 views
0 likes
 Last Post alfatv
by alfatv
03-18-2022, 06:28 PM  
Westinghouse Roku WR58UX4019.To be or not TV,,, That is the Question by JayPoorJay
Started by JayPoorJay, 03-17-2022, 05:27 PM
5 responses
996 views
0 likes
 Last Post dskall
by dskall
03-18-2022, 09:20 AM  
Samsung UN48J5200AFXZA tv, no picture or sound by Porkchop1113
Started by Porkchop1113, 03-17-2022, 07:14 PM
2 responses
719 views
0 likes
 Last Post neilc6
by neilc6
03-17-2022, 09:08 PM  
Samsung BN44-00214A PSU by Sussexhandyman
Started by Sussexhandyman, 03-17-2022, 07:41 AM
3 responses
720 views
0 likes
 Last Post Sussexhandyman
by Sussexhandyman
03-17-2022, 12:04 PM  
Samsung LT24C300EW BN44-00505A (PD23A0Q) Won't Turn On (No Standby Light) by bl4ck
Started by bl4ck, 03-07-2022, 04:38 PM
18 responses
2,333 views
0 likes
 Last Post bl4ck
by bl4ck
03-17-2022, 06:12 AM  
LG 42LE2R with the '2 seconds to black' by lagosta
Started by lagosta, 03-07-2022, 11:28 AM
7 responses
1,099 views
0 likes
 Last Post lagosta
by lagosta
03-17-2022, 05:31 AM  
Samsung UE40C6005 turns off and on by itself by PowerAmpFreak
Started by PowerAmpFreak, 03-14-2022, 11:31 AM
5 responses
938 views
0 likes
 Last Post Fridaycider
by Fridaycider
03-17-2022, 03:39 AM  
Toshiba Regza 40LV665D. How to activate power supply. by Piggymu
Started by Piggymu, 03-16-2022, 10:53 AM
2 responses
667 views
0 likes
 Last Post Piggymu
by Piggymu
03-16-2022, 09:48 PM  
about Panasonic TNPH10771A main board replacement references by pep2k21
Started by pep2k21, 03-26-2021, 08:32 AM
7 responses
3,485 views
0 likes
 Last Post ovidiumarin
by ovidiumarin
03-16-2022, 03:23 PM  
Help with Sony KDL-37S5500 TV Display issue please by WiseMoves
Started by WiseMoves, 02-01-2022, 11:54 AM
51 responses
3,242 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-16-2022, 10:06 AM  
Samsung LE32A330J1 Blown internal fuse by techfixit
Started by techfixit, 10-18-2015, 02:22 PM
9 responses
5,628 views
0 likes
 Last Post Sussexhandyman
by Sussexhandyman
03-16-2022, 06:26 AM  
Samsung PS50A656T1FXXC PSU: BN44-00222A by Bobo360
Started by Bobo360, 09-22-2018, 06:14 AM
28 responses
5,768 views
0 likes
 Last Post Bobo360
by Bobo360
03-16-2022, 01:58 AM  
Sony KV-XJ29M31 CRT TV - Very dim image on turn on by Dreamcazman
Started by Dreamcazman, 02-28-2022, 07:47 PM
12 responses
1,666 views
0 likes
 Last Post Dreamcazman
by Dreamcazman
03-14-2022, 09:00 PM  
Sony KDL-55EX500 solid green screen by Nopy
Started by Nopy, 03-08-2022, 07:48 PM
6 responses
1,186 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-13-2022, 04:40 PM  
polaroid p40led12 by vinceroger69
Started by vinceroger69, 03-10-2022, 04:05 AM
2 responses
802 views
0 likes
 Last Post vinceroger69
by vinceroger69
03-13-2022, 11:36 AM  
Black screen no sound by Bobby56
Started by Bobby56, 03-12-2022, 08:45 AM
1 response
959 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-12-2022, 09:21 AM  
LG 55UB820V 4K Powers up but No Backlight by london-freddie
Started by london-freddie, 09-17-2018, 02:11 PM
29 responses
4,313 views
0 likes
 Last Post Mikeyboy2007
by Mikeyboy2007
03-12-2022, 06:54 AM  
43 inch tv firmware issue.The board is cv338h-t42 by tsitsos
Started by tsitsos, 03-11-2022, 07:32 PM
0 responses
1,092 views
0 likes
 Last Post tsitsos
by tsitsos
03-11-2022, 07:32 PM  
Delta PSU circuit obfuscation via renamed ICs DDA000 (DDA005, DDA002B, DDA010, etc.) by Chungalin
Started by Chungalin, 12-09-2017, 08:11 AM
1 response
3,195 views
0 likes
 Last Post avsupertek
by avsupertek
03-11-2022, 05:52 PM  
Samsung UN60H6203AF Partially working, but no image by MAVA
Started by MAVA, 03-07-2022, 01:17 PM
10 responses
1,071 views
0 likes
 Last Post MAVA
by MAVA
03-11-2022, 12:50 PM  
Hitachi 50HK6100U Horizontal lines by chopper00
Started by chopper00, 03-11-2022, 12:32 PM
0 responses
654 views
0 likes
 Last Post chopper00
by chopper00
03-11-2022, 12:32 PM  
Samsung T22b300 power supply problem by sempre
Started by sempre, 03-08-2022, 05:51 AM
21 responses
2,881 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-11-2022, 12:28 PM  
hitachi 49HL15W69 by jamaj
Started by jamaj, 04-09-2021, 01:00 PM
8 responses
2,297 views
0 likes
 Last Post dskall
by dskall
03-10-2022, 06:30 PM  
TV LG 55UF6450 -- OSD ok -- AUDIO ok --- BUT NO VIDEO ON ANY INPUT-- ANY IDEAS ? by anibal2100
Started by anibal2100, 06-08-2018, 10:48 PM
15 responses
3,202 views
0 likes
 Last Post Tecc1229
by Tecc1229
03-10-2022, 02:39 PM  
Samsung 4K led model UE50NU7445U no picture by PowerAmpFreak
Started by PowerAmpFreak, 12-11-2021, 07:54 AM
95 responses
13,855 views
0 likes
 Last Post lotas
by lotas
03-10-2022, 02:33 PM  
Vizio service manuals by JohnCT
Started by JohnCT, 04-24-2018, 02:52 PM
20 responses
6,911 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-10-2022, 05:10 AM  
TOSHIBA 37CV505D TV turns on and then off by Ukdigger
Started by Ukdigger, 01-26-2022, 08:43 AM
70 responses
5,272 views
0 likes
 Last Post nomoresonys
by nomoresonys
03-09-2022, 01:02 PM  
Vizio E65-F0 Backlight On, No Picture by Storyteller12
Started by Storyteller12, 03-08-2022, 10:04 AM
9 responses
904 views
0 likes
 Last Post captainKKK
by captainKKK
03-08-2022, 04:18 PM  
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