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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
643,726 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
780,927 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
196,763 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
540,852 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  
Sharp LC32LE265M no standby mode by rodel21
Started by rodel21, 06-18-2021, 06:11 AM
0 responses
605 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
2,815 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
3,053 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
4,383 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
33,875 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
846 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
2,888 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
4,214 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
15,441 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
1,100 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
11,468 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
1,442 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
871 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
1,217 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
3,304 views
0 likes
 Last Post tbsmith
by tbsmith
06-11-2021, 02:41 PM  
Sony Bravia XBR-49X705D Blue/Purple patches by Chimango
Started by Chimango, 06-09-2021, 04:49 PM
1 response
1,107 views
0 likes
 Last Post neilc6
by neilc6
06-09-2021, 05:56 PM  
Panasonic TX-L50B6B screen "blotches" by jjne
Started by jjne, 05-23-2021, 05:13 PM
14 responses
1,876 views
0 likes
 Last Post neilc6
by neilc6
06-09-2021, 03:24 PM  
Samsung UA32F40000AR Not Switching on by Grunder
Started by Grunder, 02-22-2018, 03:01 AM
3 responses
1,694 views
0 likes
 Last Post pereramsm
by pereramsm
06-09-2021, 09:46 AM  
Vizio M801D-A3 backlights flicker by Storyteller12
Started by Storyteller12, 05-25-2021, 11:17 AM
7 responses
1,424 views
0 likes
 Last Post smeaton111
by smeaton111
06-09-2021, 09:36 AM  
Samsung UE32D5720 permanent reboot by yoritomo
Started by yoritomo, 10-26-2016, 07:18 AM
24 responses
15,124 views
0 likes
 Last Post SsimoR
by SsimoR
06-09-2021, 01:53 AM  
Sony KDL-48W657D (main board protect, green light steady at the same time red light s by FMstatic
Started by FMstatic, 06-08-2021, 09:29 PM
2 responses
930 views
0 likes
 Last Post FMstatic
by FMstatic
06-08-2021, 09:33 PM  
Samsung UA40J5100 LED SMPS voltage by rowage
Started by rowage, 02-26-2020, 03:05 AM
19 responses
2,683 views
0 likes
 Last Post rowage
by rowage
06-08-2021, 03:25 PM  
LG Television - 42LG50-UA by chrometsuba
Started by chrometsuba, 06-07-2021, 12:54 PM
2 responses
780 views
0 likes
 Last Post dick_barton
by dick_barton
06-08-2021, 03:58 AM  
Vizio v705-H3 remote lag by Jeryswan
Started by Jeryswan, 06-07-2021, 11:13 PM
0 responses
792 views
0 likes
 Last Post Jeryswan
by Jeryswan
06-07-2021, 11:13 PM  
Sharp LC60C6400U - 2 long binks, 5 short blinks error code by Noobwithamultimeter
Started by Noobwithamultimeter, 04-06-2021, 01:31 PM
84 responses
8,138 views
0 likes
 Last Post DXseekerMO
by DXseekerMO
06-07-2021, 09:00 PM  
Source for VIZIO Backlight LEDs? by SLK001
Started by SLK001, 05-06-2016, 06:48 PM
23 responses
5,179 views
0 likes
 Last Post jan2
by jan2
06-07-2021, 05:33 PM  
Hisense HE65K5510UWTS tv stuck on logo by legepe
Started by legepe, 03-22-2019, 02:17 AM
15 responses
8,459 views
0 likes
 Last Post Flavourshelter
by Flavourshelter
06-07-2021, 10:41 AM  
sony Bravia KLV-40S400A pic goes off and on by provider10
Started by provider10, 06-05-2021, 04:35 AM
2 responses
834 views
0 likes
 Last Post provider10
by provider10
06-07-2021, 06:59 AM  
proscan 40ld45q - no pic -no sound - no backlight - blue light turns off by blind2reply
Started by blind2reply, 06-06-2021, 01:16 PM
2 responses
839 views
0 likes
 Last Post blind2reply
by blind2reply
06-07-2021, 06:19 AM  
Sceptre X505BV - Logo appears for 1 sec then backlight shuts off, LEDs tested good by events.b
Started by events.b, 02-08-2021, 11:03 PM
8 responses
1,468 views
0 likes
 Last Post events.b
by events.b
06-07-2021, 12:20 AM  
Philips TPM17.7E LA Chassis Service Manual by SMDFlea
Started by SMDFlea, 06-03-2021, 06:52 AM
2 responses
1,742 views
0 likes
 Last Post SMDFlea
by SMDFlea
06-06-2021, 04:49 AM  
Samsung UN32M4500 has audio but no video by frannyjunk
Started by frannyjunk, 06-05-2021, 08:34 PM
1 response
697 views
0 likes
 Last Post neilc6
by neilc6
06-05-2021, 09:18 PM  
Phillips 48PFF5021/T3 48in TV by Hornnumb2
Started by Hornnumb2, 05-28-2021, 10:53 AM
14 responses
1,765 views
0 likes
 Last Post Hornnumb2
by Hornnumb2
06-05-2021, 08:55 PM  
Samsung-UN39FH5000FXZA-Will Not Turn ON by cherokee.warrior
Started by cherokee.warrior, 06-05-2021, 03:56 PM
2 responses
796 views
0 likes
 Last Post neilc6
by neilc6
06-05-2021, 07:57 PM  
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