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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
644,505 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
781,201 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
279,480 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  
Sony Bravia KDL-46XBR3 No display or sound by x_orange90_x
Started by x_orange90_x, 07-02-2021, 04:10 AM
5 responses
1,159 views
0 likes
 Last Post x_orange90_x
by x_orange90_x
07-04-2021, 02:07 PM  
Hisense 50R6E by RDC55
Started by RDC55, 06-30-2021, 08:15 AM
6 responses
1,407 views
0 likes
 Last Post RDC55
by RDC55
07-04-2021, 07:01 AM  
can I swap a screen from different manufacturers? by benareeno
Started by benareeno, 07-03-2021, 04:01 PM
3 responses
720 views
0 likes
 Last Post neilc6
by neilc6
07-03-2021, 09:06 PM  
BN44-00522A service manual by lospiratos
Started by lospiratos, 07-01-2021, 10:22 PM
10 responses
2,038 views
0 likes
 Last Post R_J
by R_J
07-03-2021, 03:59 PM  
Repair or Replace by dick_barton
Started by dick_barton, 07-01-2021, 05:47 AM
8 responses
1,252 views
0 likes
 Last Post petehall347
by petehall347
07-03-2021, 03:52 PM  
panasonic 40CX400 flickering backlight after psu repair by disorder
Started by disorder, 06-19-2021, 04:24 AM
4 responses
1,034 views
0 likes
 Last Post dick_barton
by dick_barton
07-03-2021, 11:24 AM  
Mitsubishi LT-52246 has sound but no backlight by mmaks
Started by mmaks, 07-02-2021, 02:31 PM
2 responses
713 views
0 likes
 Last Post mmaks
by mmaks
07-02-2021, 04:46 PM  
Sharp lc-70le755u flickering picture/backlight by BeeShadow
Started by BeeShadow, 07-01-2021, 08:32 PM
1 response
659 views
0 likes
 Last Post neilc6
by neilc6
07-01-2021, 08:34 PM  
LG OLED DRC signal by ThomasX
Started by ThomasX, 07-01-2021, 06:26 PM
0 responses
660 views
0 likes
 Last Post ThomasX
by ThomasX
07-01-2021, 06:26 PM  
LC-37D43U Sharp LCD, No power No standby lights by Glitcher
Started by Glitcher, 03-31-2013, 04:02 PM
42 responses
19,807 views
0 likes
 Last Post trailmug
by trailmug
07-01-2021, 02:45 PM  
VIZIO M50-C1: no backlight or image, standby light continuously blinking. by Revelationss
Started by Revelationss, 07-01-2021, 09:13 AM
0 responses
798 views
0 likes
 Last Post Revelationss
by Revelationss
07-01-2021, 09:13 AM  
Sharp LC-70LE757U, YouTube/web browser security warning, certificate not trusted by DXseekerMO
Started by DXseekerMO, 06-29-2021, 08:54 AM
6 responses
3,020 views
0 likes
 Last Post vinceroger69
by vinceroger69
07-01-2021, 09:02 AM  
Samsung UN65J6200AFXZA No backlight by high-tech
Started by high-tech, 07-04-2020, 12:03 AM
7 responses
1,965 views
0 likes
 Last Post sputnikoff
by sputnikoff
07-01-2021, 08:39 AM  
Sony Bravia blinking red 7 times after lightening KDL-55DL-55EX720 by thesteve
Started by thesteve, 06-29-2021, 10:26 PM
5 responses
2,157 views
0 likes
 Last Post thesteve
by thesteve
06-30-2021, 07:54 PM  
LG 47LW6500-UA Screen/Image Quality Problem by tmhobadcap
Started by tmhobadcap, 06-16-2021, 04:20 AM
5 responses
1,232 views
0 likes
 Last Post tmhobadcap
by tmhobadcap
06-30-2021, 07:33 PM  
Sony Firmware update interrupted early? Now what. KDL55EX-720 by thesteve
Started by thesteve, 06-30-2021, 04:11 PM
0 responses
703 views
0 likes
 Last Post thesteve
by thesteve
06-30-2021, 04:11 PM  
Bravia XBR3 vs XBR4 repair? by x_orange90_x
Started by x_orange90_x, 06-30-2021, 03:26 PM
0 responses
712 views
0 likes
 Last Post x_orange90_x
by x_orange90_x
06-30-2021, 03:26 PM  
Samsung LN32D450G1G Picture issue by Andrew F. Ali
Started by Andrew F. Ali, 07-07-2014, 10:31 AM
3 responses
2,241 views
0 likes
 Last Post 1watsonson
by 1watsonson
06-29-2021, 05:44 PM  
Sony Saga - 55EX720 board replacement fail (long) by thesteve
Started by thesteve, 06-28-2021, 06:15 PM
2 responses
889 views
0 likes
 Last Post thesteve
by thesteve
06-29-2021, 05:34 PM  
LG 55UK6950PLB Lines down the left of the screen by wil71
Started by wil71, 08-22-2020, 09:18 AM
18 responses
1,998 views
0 likes
 Last Post vbiste
by vbiste
06-29-2021, 04:30 PM  
DRV_ON = 1.6 volt on LG OLED65C7, fault? by ThomasX
Started by ThomasX, 06-29-2021, 12:09 PM
0 responses
711 views
0 likes
 Last Post ThomasX
by ThomasX
06-29-2021, 12:09 PM  
Lg 21sa2rw schematic by BIAFRAN
Started by BIAFRAN, 09-03-2020, 03:22 PM
1 response
812 views
0 likes
 Last Post rodel21
by rodel21
06-29-2021, 06:34 AM  
Toshiba 46RV535U 46" LCD Issue by itachi
Started by itachi, 05-25-2021, 08:52 PM
4 responses
1,378 views
0 likes
 Last Post alfatv
by alfatv
06-29-2021, 05:02 AM  
Sharp Aquos LC-46E77UN inverter testing by JFarm
Started by JFarm, 03-21-2021, 11:10 AM
5 responses
1,315 views
0 likes
 Last Post Anooc7
by Anooc7
06-28-2021, 05:39 PM  
LG OLED65C7 BGA issue? by ThomasX
Started by ThomasX, 06-28-2021, 11:25 AM
0 responses
703 views
0 likes
 Last Post ThomasX
by ThomasX
06-28-2021, 11:25 AM  
how to enter to recovery mode in Chinese smart android TV by ridaKHI
Started by ridaKHI, 06-28-2021, 06:30 AM
1 response
1,088 views
0 likes
 Last Post ridaKHI
by ridaKHI
06-28-2021, 11:16 AM  
Led backlight universal board by Hornnumb2
Started by Hornnumb2, 06-25-2021, 07:20 PM
2 responses
1,159 views
0 likes
 Last Post Hornnumb2
by Hornnumb2
06-27-2021, 10:07 AM  
Vizio D50u-D1 Dead Set No Standby by fharris1977
Started by fharris1977, 11-28-2020, 10:10 AM
9 responses
1,727 views
0 likes
 Last Post R_J
by R_J
06-26-2021, 05:22 PM  
Toshiba 49U6763DA (Mainboard: Vestel 17MB120) Powers on, backlight ok, no picture by jaifraic
Started by jaifraic, 06-15-2021, 09:27 AM
7 responses
2,953 views
0 likes
 Last Post jaifraic
by jaifraic
06-26-2021, 10:14 AM  
Toshiba 42HP84...Troubleshooting... by SolomonMan
Started by SolomonMan, 06-25-2021, 09:31 AM
2 responses
796 views
0 likes
 Last Post SolomonMan
by SolomonMan
06-26-2021, 08:36 AM  
Toshiba 46RV530U Issue... by SolomonMan
Started by SolomonMan, 06-25-2021, 10:52 AM
4 responses
994 views
0 likes
 Last Post SolomonMan
by SolomonMan
06-26-2021, 08:28 AM  
Vizio d50-f1 no bl no image yes sound by Afro420ninja
Started by Afro420ninja, 06-25-2021, 03:35 PM
8 responses
1,082 views
0 likes
 Last Post CapLeaker
by CapLeaker
06-26-2021, 03:14 AM  
What causes these ribbon cables to burn up? by MikeRWK
Started by MikeRWK, 06-24-2021, 06:46 PM
3 responses
1,110 views
0 likes
 Last Post RDC55
by RDC55
06-25-2021, 08:20 AM  
Blaupunkt B32A122T - no power by chabregas2k
Started by chabregas2k, 06-20-2021, 09:38 AM
28 responses
2,481 views
0 likes
 Last Post dick_barton
by dick_barton
06-25-2021, 05:54 AM  
Vizio D50u-D1 No Power Dead by fharris1977
Started by fharris1977, 06-24-2021, 01:47 PM
1 response
941 views
0 likes
 Last Post R_J
by R_J
06-24-2021, 05:25 PM  
UN55C8000 clicking on and off by Plurxtc1
Started by Plurxtc1, 06-24-2021, 11:31 AM
2 responses
897 views
0 likes
 Last Post Plurxtc1
by Plurxtc1
06-24-2021, 01:45 PM  
Vizio P55-C1 : No video and sound by Bolduc40
Started by Bolduc40, 06-14-2021, 09:41 AM
4 responses
1,191 views
0 likes
 Last Post Nick's Tvs
by Nick's Tvs
06-24-2021, 09:54 AM  
Toshiba 46TL963 by johnnymack
Started by johnnymack, 04-23-2017, 01:14 PM
11 responses
3,386 views
0 likes
 Last Post stejones
by stejones
06-24-2021, 07:49 AM  
Phillips 32PFL4507/F7B humming sound, no power by jackal68
Started by jackal68, 06-22-2021, 10:47 AM
3 responses
856 views
0 likes
 Last Post jackal68
by jackal68
06-24-2021, 06:52 AM  
LG 42LF561v picture dimming by solval
Started by solval, 06-21-2021, 12:13 PM
4 responses
1,092 views
0 likes
 Last Post sintv
by sintv
06-23-2021, 01:43 PM  
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