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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
644,523 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
781,203 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
196,803 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
540,983 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  
plasma TV Lg 42w451 - why is the zsus igbts damaged when the ysus is plugged? by Salvatore057
Started by Salvatore057, 04-29-2018, 01:29 PM
4 responses
4,249 views
0 likes
 Last Post cerezerBR
by cerezerBR
07-31-2018, 08:16 PM  
Samsung plasma PA43H4900 not turning on. by Josedas
Started by Josedas, 06-29-2018, 11:57 AM
11 responses
1,627 views
0 likes
 Last Post Josedas
by Josedas
07-31-2018, 07:51 PM  
LG 42LN5700 No Backlight - Backlights test good by neilc6
Started by neilc6, 07-28-2018, 12:40 PM
5 responses
1,951 views
0 likes
 Last Post neilc6
by neilc6
07-31-2018, 07:31 PM  
Do Not Power Off - SCAN loop (quick fix) by Lapwing
Started by Lapwing, 03-20-2015, 02:30 AM
25 responses
34,809 views
0 likes
 Last Post slipperygypsy
by slipperygypsy
07-31-2018, 03:56 PM  
Sony KDL-60EX500 5x blinks - is it TCON? by jason123
Started by jason123, 07-25-2018, 07:29 PM
14 responses
1,937 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-31-2018, 01:07 PM  
LG 40UB800V takes long to turn on by mitsukiso
Started by mitsukiso, 07-31-2018, 10:52 AM
3 responses
990 views
0 likes
 Last Post dick_barton
by dick_barton
07-31-2018, 11:07 AM  
Panasonic TC-P55ST30 Interpreting SU-SD tests by FastEddie52
Started by FastEddie52, 01-30-2018, 11:27 AM
34 responses
4,883 views
0 likes
 Last Post Moreno83
by Moreno83
07-31-2018, 01:03 AM  
Dynex 40 inch TV - DX 40L261A12 - Shuts off and won't turn on after a few hours. by OwnedbyCow
Started by OwnedbyCow, 07-30-2018, 02:03 PM
2 responses
1,643 views
0 likes
 Last Post RJARRRPCGP
by RJARRRPCGP
07-30-2018, 07:27 PM  
Pioneer kuro 5090 regulator sourcing help by zomi
Started by zomi, 07-30-2018, 10:18 AM
2 responses
1,450 views
0 likes
 Last Post petehall347
by petehall347
07-30-2018, 11:46 AM  
Lc-70le600u by Hoeinc
Started by Hoeinc, 05-30-2018, 10:45 AM
15 responses
1,921 views
0 likes
 Last Post Hoeinc
by Hoeinc
07-30-2018, 09:49 AM  
finlux 50fme242b-t flashing backlight leds by motormover
Started by motormover, 12-29-2016, 02:40 PM
38 responses
5,081 views
0 likes
 Last Post flocko
by flocko
07-30-2018, 08:34 AM  
Samsung Lcd pannel by amsilva
Started by amsilva, 07-29-2018, 06:10 PM
1 response
1,162 views
0 likes
 Last Post budm
by budm
07-29-2018, 09:48 PM  
Viewsonic VT2430 fluctuating 5V rail by rddube
Started by rddube, 07-20-2018, 11:18 AM
81 responses
5,858 views
0 likes
 Last Post rddube
by rddube
07-29-2018, 04:30 PM  
2011 Panasonic TC-P50S30 IS DEAD by notch8
Started by notch8, 07-11-2018, 06:08 PM
103 responses
8,575 views
0 likes
 Last Post notch8
by notch8
07-29-2018, 09:03 AM  
LED40127FHDCNTD main board swap? by Newbie123
Started by Newbie123, 07-25-2018, 08:55 AM
3 responses
1,071 views
0 likes
 Last Post Newbie123
by Newbie123
07-29-2018, 08:40 AM  
Samsung 46" UA46C6900 by Blocky82
Started by Blocky82, 07-15-2018, 06:44 AM
15 responses
1,802 views
0 likes
 Last Post budm
by budm
07-28-2018, 11:53 PM  
LG 55LB5610 Backlight Pulsing by azzicles
Started by azzicles, 07-28-2018, 08:45 PM
3 responses
1,311 views
0 likes
 Last Post budm
by budm
07-28-2018, 10:20 PM  
Samsung le32b350f1w PSU bn44-00289b dead by datas
Started by datas, 07-27-2018, 12:23 PM
2 responses
1,340 views
0 likes
 Last Post viktorkane
by viktorkane
07-28-2018, 11:57 AM  
Lg 50pz550 no picture by Malachi
Started by Malachi, 07-28-2018, 08:30 AM
2 responses
936 views
0 likes
 Last Post Malachi
by Malachi
07-28-2018, 09:28 AM  
Panasonic TX-P50G10B 3 Blink Error by bubsy123
Started by bubsy123, 07-02-2018, 05:35 AM
2 responses
1,326 views
0 likes
 Last Post bubsy123
by bubsy123
07-28-2018, 08:40 AM  
LED chips for backlight board? by shelby5041
Started by shelby5041, 07-27-2018, 07:20 AM
22 responses
2,503 views
0 likes
 Last Post shelby5041
by shelby5041
07-28-2018, 07:53 AM  
Funai (Emerson) LF501EM4F not turning on by smacko
Started by smacko, 12-30-2016, 10:20 AM
115 responses
16,943 views
0 likes
 Last Post budm
by budm
07-27-2018, 09:26 PM  
Bright leds LG tv by Newbie123
Started by Newbie123, 07-07-2018, 02:51 PM
23 responses
3,445 views
0 likes
 Last Post rddube
by rddube
07-27-2018, 04:48 PM  
Sharp LC-70LE757U TV not working (2-5 signal) by EthanButz
Started by EthanButz, 01-03-2018, 01:05 PM
15 responses
2,737 views
0 likes
 Last Post Fletch2
by Fletch2
07-27-2018, 11:38 AM  
Samsung PS43F4500 - Identify Component by dick_barton
Started by dick_barton, 10-31-2016, 04:29 AM
37 responses
5,913 views
0 likes
 Last Post stefan67
by stefan67
07-27-2018, 08:18 AM  
LE40A656A1F - Bricked by dick_barton
Started by dick_barton, 07-20-2018, 08:21 AM
24 responses
3,637 views
0 likes
 Last Post Davi.p
by Davi.p
07-27-2018, 04:26 AM  
Bad panel or tcon TC-L55E50 LC550EUD by Solderjerk
Started by Solderjerk, 07-25-2018, 02:13 PM
4 responses
1,860 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-26-2018, 04:17 PM  
Vizio SV420M has amber light, wont respond to power button or remote by triplefour
Started by triplefour, 01-08-2018, 04:17 PM
12 responses
1,662 views
0 likes
 Last Post triplefour
by triplefour
07-26-2018, 04:17 PM  
Some interesting replacement LED strips by budm
Started by budm, 07-17-2018, 02:13 PM
12 responses
1,800 views
0 likes
 Last Post Diah
by Diah
07-26-2018, 03:25 PM  
Much confusion over one Panasonic TCP50S2 board by GLE3
Started by GLE3, 07-26-2018, 09:22 AM
7 responses
1,606 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-26-2018, 02:52 PM  
bn44-00514a PS component list? by znavy264
Started by znavy264, 07-07-2018, 01:55 PM
23 responses
4,475 views
0 likes
 Last Post HS13
by HS13
07-26-2018, 01:25 PM  
Macgyver-ing LED backlights for Sharp LC-50UB30U by Pioneerx01
Started by Pioneerx01, 07-03-2018, 07:37 PM
18 responses
3,359 views
0 likes
 Last Post budm
by budm
07-26-2018, 01:17 PM  
Samsung LN46B530P7N by fcisolutions
Started by fcisolutions, 07-23-2018, 12:10 PM
3 responses
1,480 views
0 likes
 Last Post d2fx
by d2fx
07-26-2018, 10:37 AM  
Sharp Acqos LC-40L650X no start but **+%#!! by maxvalutech
Started by maxvalutech, 07-09-2018, 12:53 AM
3 responses
1,210 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-26-2018, 07:57 AM  
Samsung UN60EH6003 Screen Blacks out after 2-3 Min by Treydogg77
Started by Treydogg77, 01-20-2016, 01:26 AM
11 responses
3,609 views
0 likes
 Last Post brucetv
by brucetv
07-25-2018, 09:14 PM  
Lg 65uh5500 dead by panson
Started by panson, 07-25-2018, 07:43 PM
1 response
1,360 views
0 likes
 Last Post budm
by budm
07-25-2018, 09:09 PM  
Vizio E470VL - turned itself off, now orange light only by racer2086
Started by racer2086, 07-18-2018, 06:59 AM
5 responses
1,656 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-25-2018, 05:24 PM  
Sony 46" KDL46V5100 No picture, no audio and no backlight by wyl2p
Started by wyl2p, 07-22-2018, 07:11 AM
6 responses
1,496 views
0 likes
 Last Post wyl2p
by wyl2p
07-25-2018, 05:13 PM  
Samsung UN60D6000SF screen repair by Runek
Started by Runek, 07-21-2018, 06:50 PM
4 responses
1,142 views
0 likes
 Last Post Andrew F. Ali
by Andrew F. Ali
07-25-2018, 02:20 PM  
Samsung P2770 vertical bands by DrO
Started by DrO, 07-25-2018, 07:12 AM
3 responses
1,217 views
0 likes
 Last Post DrO
by DrO
07-25-2018, 11:31 AM  
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