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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
644,510 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
219 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
781,202 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
196,801 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
540,982 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
279,481 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
28,437 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
73,165 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
48,442 views
0 likes
 Last Post Dgtech
by Dgtech
12-07-2012, 04:59 AM  
Slight backlight problem after replacing main AV card on LG 65UB680 by marekk
Started by marekk, 06-23-2021, 08:53 AM
1 response
817 views
0 likes
 Last Post neilc6
by neilc6
06-23-2021, 12:50 PM  
Hi Vision DVR-AHB700XT8-3520D need Help clearing Bios by bembeno
Started by bembeno, 06-23-2021, 11:15 AM
0 responses
1,447 views
0 likes
 Last Post bembeno
by bembeno
06-23-2021, 11:15 AM  
Westinghouse WD40FW2610 hard reset? by MikeRWK
Started by MikeRWK, 06-21-2021, 11:08 PM
2 responses
985 views
0 likes
 Last Post MikeRWK
by MikeRWK
06-22-2021, 11:31 AM  
when i turn on, Philliips TV is not on by Nish
Started by Nish, 12-25-2019, 11:10 AM
161 responses
12,693 views
0 likes
 Last Post Nish
by Nish
06-22-2021, 11:18 AM  
Anyone a member of DTForuM ? by mmartell
Started by mmartell, 06-15-2021, 09:06 AM
2 responses
1,094 views
0 likes
 Last Post mmartell
by mmartell
06-22-2021, 08:20 AM  
Philips TV 42PFL3606H/58 (Thriller) (TPM6.1E) PSU problem (wrong Vdd-S) by CircuitChaos
Started by CircuitChaos, 06-11-2021, 02:15 PM
5 responses
1,180 views
0 likes
 Last Post CircuitChaos
by CircuitChaos
06-21-2021, 05:59 PM  
Vizio E65-E1 by wirphotos
Started by wirphotos, 09-25-2019, 07:56 PM
9 responses
1,959 views
0 likes
 Last Post Andyl
by Andyl
06-21-2021, 05:40 PM  
AKAI Mod.AKTV290 by Daniman74
Started by Daniman74, 06-21-2021, 03:44 PM
0 responses
765 views
0 likes
 Last Post Daniman74
by Daniman74
06-21-2021, 03:44 PM  
Toshiba 55HT1U - Backlight inverter board failure fix? by mu2
Started by mu2, 09-13-2013, 10:01 AM
17 responses
8,602 views
0 likes
 Last Post Shane711
by Shane711
06-21-2021, 09:47 AM  
seiki se55uy04 Blown PSU 890-pf0-5501 by Aviator747
Started by Aviator747, 12-27-2016, 05:06 PM
7 responses
3,314 views
0 likes
 Last Post CapLeaker
by CapLeaker
06-20-2021, 01:15 PM  
KDL-46HX800 blinking 4 times wont turn on by hernan_perez_br
Started by hernan_perez_br, 03-01-2020, 11:20 PM
10 responses
2,158 views
0 likes
 Last Post sulc
by sulc
06-20-2021, 10:13 AM  
Vestel 17MB97 motherboard quirks by Dr.xyz
Started by Dr.xyz, 08-16-2020, 06:44 AM
9 responses
5,999 views
0 likes
 Last Post Buylent Kadir
by Buylent Kadir
06-20-2021, 07:32 AM  
LG Plasma 50PA5500. Sound, no picture !! by divingfe
Started by divingfe, 06-19-2021, 06:36 PM
0 responses
840 views
0 likes
 Last Post divingfe
by divingfe
06-19-2021, 06:36 PM  
Sharp LC-60LE600U tries to turn on, faults, DIAGNOSTIC DONE BY THE NUMBERS! by DXseekerMO
Started by DXseekerMO, 01-26-2019, 07:11 PM
20 responses
4,290 views
0 likes
 Last Post DXseekerMO
by DXseekerMO
06-19-2021, 05:59 PM  
Whats wrong with this phillips? by RooTV
Started by RooTV, 06-19-2021, 04:37 AM
4 responses
967 views
0 likes
 Last Post RooTV
by RooTV
06-19-2021, 02:21 PM  
Vizio VO47LF 0500-0407-0680 PS board by tinkerer973
Started by tinkerer973, 11-18-2014, 09:05 PM
28 responses
10,023 views
0 likes
 Last Post DarinC
by DarinC
06-19-2021, 12:41 PM  
Sharp LC-52D85UN that won't power on by jrudasill
Started by jrudasill, 01-05-2017, 05:12 PM
17 responses
2,832 views
0 likes
 Last Post JOHNZHANG
by JOHNZHANG
06-18-2021, 08:51 PM  
Samsung UN75MU8000 With some picture dark spots by jason123
Started by jason123, 06-16-2021, 09:14 AM
17 responses
1,977 views
0 likes
 Last Post neilc6
by neilc6
06-18-2021, 03:43 PM  
Samsung UN60H6203AFXZA steady flashing backlights by hidperf
Started by hidperf, 01-05-2020, 05:10 PM
11 responses
1,943 views
0 likes
 Last Post hidperf
by hidperf
06-18-2021, 01:31 PM  
Sharp LC32LE265M no standby mode by rodel21
Started by rodel21, 06-18-2021, 06:11 AM
0 responses
606 views
0 likes
 Last Post rodel21
by rodel21
06-18-2021, 06:11 AM  
Samsung UN65NU6900FXZA Stand-by light on but voltages on PS indicate TV should be on by DXseekerMO
Started by DXseekerMO, 06-09-2021, 12:19 AM
8 responses
1,589 views
0 likes
 Last Post DXseekerMO
by DXseekerMO
06-17-2021, 07:08 PM  
Samsung UE40F6340 vertical green Lines by Shipmaker
Started by Shipmaker, 08-01-2018, 11:57 AM
22 responses
2,820 views
0 likes
 Last Post Davi.p
by Davi.p
06-17-2021, 02:41 PM  
Samsung UE40J5200AW red channel issues where luminosity changes (I believe) by Y.LO
Started by Y.LO, 06-08-2021, 01:08 PM
23 responses
3,065 views
0 likes
 Last Post Y.LO
by Y.LO
06-17-2021, 01:48 PM  
Toshiba 32L1350UD by timbit
Started by timbit, 08-21-2019, 03:28 PM
30 responses
4,390 views
0 likes
 Last Post cubytus
by cubytus
06-17-2021, 04:24 AM  
Sanyo DP40142 No backlight by Herbssat
Started by Herbssat, 10-09-2014, 12:49 PM
68 responses
33,884 views
0 likes
 Last Post xanscam
by xanscam
06-16-2021, 11:16 AM  
Help with mosfet selection for TCL power supply by cook
Started by cook, 06-14-2021, 02:40 PM
3 responses
850 views
0 likes
 Last Post cook
by cook
06-16-2021, 08:48 AM  
Samsung UE55MU6120KXXU, new main board, no picture. by Braderz
Started by Braderz, 03-20-2021, 05:40 AM
27 responses
2,891 views
0 likes
 Last Post goldenphone
by goldenphone
06-16-2021, 06:52 AM  
LG LED TV Blink Error Codes by ikmpch
Started by ikmpch, 06-14-2021, 07:49 PM
4 responses
4,239 views
0 likes
 Last Post neilc6
by neilc6
06-15-2021, 08:30 PM  
SHARP LC-80LE633U has open resistor r7133 on PSU by triplefour
Started by triplefour, 05-05-2019, 03:52 PM
137 responses
15,455 views
0 likes
 Last Post yellow_dre
by yellow_dre
06-15-2021, 09:39 AM  
JVC LT50C-550 backlight issue by Bloopeta
Started by Bloopeta, 06-15-2021, 08:06 AM
3 responses
781 views
0 likes
 Last Post neilc6
by neilc6
06-15-2021, 09:25 AM  
LG Model 55LW5000 Power Up Issue by ikmpch
Started by ikmpch, 06-07-2021, 10:51 PM
4 responses
1,101 views
0 likes
 Last Post ikmpch
by ikmpch
06-14-2021, 07:40 PM  
Diagnose a Samsung UE43NU7199UXZG by juergenb
Started by juergenb, 06-14-2021, 07:19 AM
2 responses
741 views
0 likes
 Last Post Davi.p
by Davi.p
06-14-2021, 06:36 PM  
LCD repair tool by alfatv
Started by alfatv, 06-12-2021, 09:07 PM
2 responses
879 views
0 likes
 Last Post Davi.p
by Davi.p
06-14-2021, 03:18 PM  
proscan PLDED3996A-C2 NO PICTURE POWERS ON by mattstolte
Started by mattstolte, 04-16-2015, 07:40 PM
35 responses
11,480 views
0 likes
 Last Post neilc6
by neilc6
06-14-2021, 11:35 AM  
Sony Bravia KDL-32BX400 Solid Green Power Light, nothing else! by chabregas2k
Started by chabregas2k, 06-13-2021, 01:11 PM
5 responses
1,454 views
0 likes
 Last Post chabregas2k
by chabregas2k
06-14-2021, 07:44 AM  
Lg50pa5500 plasma has sound but no picture by Micky891
Started by Micky891, 10-14-2019, 06:36 AM
11 responses
1,469 views
0 likes
 Last Post divingfe
by divingfe
06-13-2021, 02:31 PM  
Samsung Plasma Pn51F4000ar cycles on off by Farasa
Started by Farasa, 06-13-2021, 05:35 AM
2 responses
873 views
0 likes
 Last Post DXseekerMO
by DXseekerMO
06-13-2021, 11:11 AM  
Samsung QE55Q7F Main board question by Smokie365
Started by Smokie365, 06-11-2021, 06:50 AM
4 responses
1,218 views
0 likes
 Last Post Smokie365
by Smokie365
06-13-2021, 10:19 AM  
samsung plasma pn60f5300bf by pappyy
Started by pappyy, 06-10-2021, 05:28 PM
2 responses
858 views
0 likes
 Last Post pappyy
by pappyy
06-12-2021, 07:12 AM  
Emerson LC391EM3 - Constant High Pitch Sound by ECU_Techie
Started by ECU_Techie, 10-31-2016, 09:45 AM
12 responses
3,309 views
0 likes
 Last Post tbsmith
by tbsmith
06-11-2021, 02:41 PM  
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