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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
644,518 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
196,803 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  
LG 47LV5500-UA TV display problem by SandraF
Started by SandraF, 03-21-2018, 02:06 PM
38 responses
4,923 views
0 likes
 Last Post nomoresonys
by nomoresonys
04-25-2018, 07:32 PM  
Sharp Aquos LC-60LE650U 2 long 5 short by aMammoth
Started by aMammoth, 04-25-2018, 05:34 PM
2 responses
1,452 views
0 likes
 Last Post aMammoth
by aMammoth
04-25-2018, 06:53 PM  
SAMSUNG PN58A550S1F Power Supply Cycles by Sparkchaser15
Started by Sparkchaser15, 04-21-2018, 03:04 PM
4 responses
1,460 views
0 likes
 Last Post dskall
by dskall
04-25-2018, 05:18 PM  
LG 42PC3D Main Board Problem by Edintexas
Started by Edintexas, 04-25-2018, 02:45 PM
2 responses
1,118 views
0 likes
 Last Post Edintexas
by Edintexas
04-25-2018, 05:05 PM  
Samsung UN40F5500AF No back light by ny_jets_head
Started by ny_jets_head, 04-22-2016, 01:22 PM
28 responses
10,774 views
0 likes
 Last Post Acca
by Acca
04-25-2018, 03:18 PM  
LG 60PB6650 plasma flashes gray, then nothing by uncaged
Started by uncaged, 03-05-2016, 07:34 PM
22 responses
6,444 views
0 likes
 Last Post stjeff0
by stjeff0
04-25-2018, 01:27 PM  
LG 55UF6450-UA with white screen by engelwood39
Started by engelwood39, 07-10-2017, 03:32 PM
23 responses
5,165 views
0 likes
 Last Post Louis82
by Louis82
04-25-2018, 11:34 AM  
Samsung PN60F5300B colorful panel by jason123
Started by jason123, 04-13-2018, 11:14 AM
16 responses
2,304 views
0 likes
 Last Post jetadm123
by jetadm123
04-25-2018, 09:21 AM  
firmware toshiba 32w1333g by anomalo
Started by anomalo, 04-25-2018, 07:49 AM
0 responses
1,165 views
0 likes
 Last Post anomalo
by anomalo
04-25-2018, 07:49 AM  
50pj350 by tvtimmy
Started by tvtimmy, 04-23-2018, 05:07 PM
3 responses
1,227 views
0 likes
 Last Post tvtimmy
by tvtimmy
04-24-2018, 05:12 PM  
Engel Led tv problem by Lavek666
Started by Lavek666, 04-22-2018, 11:58 AM
11 responses
1,997 views
0 likes
 Last Post vinceroger69
by vinceroger69
04-24-2018, 12:46 PM  
Vizio M3D550KDE by ljintexas
Started by ljintexas, 04-22-2018, 08:18 AM
5 responses
1,232 views
0 likes
 Last Post ljintexas
by ljintexas
04-24-2018, 12:00 PM  
Need resistor help by Fordman
Started by Fordman, 01-02-2018, 05:03 PM
42 responses
4,414 views
0 likes
 Last Post WildPuppy
by WildPuppy
04-24-2018, 04:03 AM  
IGBT Transistors FGPF4633, 30F126, 45F122 replacements by goldbird78
Started by goldbird78, 04-23-2018, 04:10 PM
0 responses
2,538 views
0 likes
 Last Post goldbird78
by goldbird78
04-23-2018, 04:10 PM  
Samsung LN46C610N1F LCD TV no backlight by tech2014
Started by tech2014, 05-27-2016, 04:24 PM
9 responses
3,118 views
0 likes
 Last Post budm
by budm
04-23-2018, 11:15 AM  
LG 50PA6500 power supply Relais klicks by lordalex
Started by lordalex, 04-20-2018, 03:39 PM
2 responses
1,453 views
0 likes
 Last Post lordalex
by lordalex
04-23-2018, 06:54 AM  
Sharp 60" LCD TV Aquos LC-60LE650U image issues by Abe700
Started by Abe700, 02-16-2015, 10:52 AM
13 responses
4,320 views
0 likes
 Last Post budwich
by budwich
04-23-2018, 05:52 AM  
Philips 47pfl8404h/12 no power on by Nawual
Started by Nawual, 04-20-2018, 02:20 AM
5 responses
2,160 views
0 likes
 Last Post Nawual
by Nawual
04-23-2018, 02:19 AM  
Hitachi LE50EC04aud no led backlight by maxvalutech
Started by maxvalutech, 04-17-2018, 11:15 PM
15 responses
1,566 views
0 likes
 Last Post maxvalutech
by maxvalutech
04-23-2018, 01:00 AM  
Samsung LN40B530P7F on/off lamps continuously. by sputnikoff
Started by sputnikoff, 04-21-2018, 07:40 PM
5 responses
1,269 views
0 likes
 Last Post CapLeaker
by CapLeaker
04-22-2018, 07:59 PM  
DGTEC DG-FV42LCD solarises by maxvalutech
Started by maxvalutech, 03-31-2018, 10:12 PM
7 responses
1,286 views
0 likes
 Last Post maxvalutech
by maxvalutech
04-22-2018, 05:58 PM  
Adjustable regulators? by ivtec
Started by ivtec, 04-21-2018, 11:35 AM
12 responses
1,825 views
0 likes
 Last Post ivtec
by ivtec
04-22-2018, 08:54 AM  
SammyPN42 Has Audio/No Video by ljintexas
Started by ljintexas, 03-31-2018, 12:23 PM
9 responses
1,477 views
0 likes
 Last Post ljintexas
by ljintexas
04-22-2018, 08:14 AM  
What frequency limit I should plan for when choosing oscilloscope for TV repair? by lookimback
Started by lookimback, 01-18-2015, 06:34 PM
205 responses
24,300 views
0 likes
 Last Post awyatt2
by awyatt2
04-22-2018, 05:55 AM  
Sharp LC-60C6600U main board or main board repair needed by mu2
Started by mu2, 08-02-2017, 07:05 AM
8 responses
3,931 views
0 likes
 Last Post nomoresonys
by nomoresonys
04-21-2018, 04:00 PM  
PN64E8000 flickering/strobing/flashing by gnatymmas
Started by gnatymmas, 04-11-2018, 11:09 AM
3 responses
1,532 views
0 likes
 Last Post tvtimmy
by tvtimmy
04-21-2018, 03:47 PM  
Dead Panasonic TH-85PF12E due to fault in AC DET circuit by Tim Stinchcombe
Started by Tim Stinchcombe, 04-21-2018, 07:45 AM
4 responses
1,423 views
0 likes
 Last Post tom66
by tom66
04-21-2018, 02:34 PM  
Samsung LE19R86BD interference at switch on by johnboy183
Started by johnboy183, 05-16-2016, 04:21 PM
22 responses
5,237 views
0 likes
 Last Post Nellide
by Nellide
04-21-2018, 11:59 AM  
Sony KDL-32BX330 by SEAWOLF
Started by SEAWOLF, 04-20-2018, 01:43 PM
3 responses
1,407 views
0 likes
 Last Post anmol
by anmol
04-21-2018, 06:59 AM  
panasonic tx-p42ut30b by gobby009
Started by gobby009, 04-18-2018, 08:24 AM
14 responses
1,548 views
0 likes
 Last Post Moreno83
by Moreno83
04-21-2018, 04:28 AM  
sharp LC-60SQ15U vertical line in video by nwcs
Started by nwcs, 04-20-2018, 03:44 PM
2 responses
1,254 views
0 likes
 Last Post nwcs
by nwcs
04-20-2018, 05:09 PM  
LG 42pt350 A little help. by elchochito
Started by elchochito, 12-17-2013, 10:00 PM
39 responses
15,190 views
0 likes
 Last Post tvtimmy
by tvtimmy
04-20-2018, 05:04 PM  
knee-jerk reaction: What is wrong with this 55EG9100 Curved OLED TV? by Pioneerx01
Started by Pioneerx01, 04-20-2018, 11:15 AM
1 response
1,152 views
0 likes
 Last Post freakaftr8
by freakaftr8
04-20-2018, 02:43 PM  
Samsun LN32D405 by scottmet
Started by scottmet, 04-19-2018, 07:52 PM
3 responses
1,279 views
0 likes
 Last Post R_J
by R_J
04-19-2018, 08:49 PM  
Samsung LN46E550 no backlight by Jtroutt19
Started by Jtroutt19, 04-18-2018, 02:32 PM
7 responses
1,908 views
0 likes
 Last Post budm
by budm
04-19-2018, 07:16 PM  
vizio e321vl no 12v by kevin.st56
Started by kevin.st56, 09-06-2016, 11:33 AM
29 responses
4,027 views
0 likes
 Last Post kevin.st56
by kevin.st56
04-19-2018, 05:05 PM  
Samsung 460CXN - Power Supply Issue by pantherts
Started by pantherts, 04-18-2018, 01:59 PM
25 responses
2,702 views
0 likes
 Last Post pantherts
by pantherts
04-19-2018, 01:41 PM  
sharp 80" LC-80LE632U no power by sputnikoff
Started by sputnikoff, 04-16-2018, 08:17 PM
20 responses
3,286 views
0 likes
 Last Post budm
by budm
04-19-2018, 09:57 AM  
Yet Another TC-P55GT30 7 Blinking Light Error by kazu
Started by kazu, 01-27-2016, 10:13 AM
100 responses
12,639 views
0 likes
 Last Post jetadm123
by jetadm123
04-19-2018, 09:29 AM  
CELCUS (VESTEL) CEL-49FHDSB-16/1 - No picture but backlights are on by tn245
Started by tn245, 03-22-2018, 06:12 AM
6 responses
1,320 views
0 likes
 Last Post tn245
by tn245
04-19-2018, 08:18 AM  
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