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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
643,743 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
780,932 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
196,764 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
540,854 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  
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
1,282 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
1,475 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
24,292 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
3,930 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
1,530 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
5,231 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
1,545 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
1,253 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
15,188 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
1,150 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
1,278 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
1,907 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
4,020 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
2,698 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
3,285 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
12,624 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
1,319 views
0 likes
 Last Post tn245
by tn245
04-19-2018, 08:18 AM  
Tevion LCD 4040 main capacitor failure by divy
Started by divy, 03-17-2018, 12:34 PM
29 responses
2,812 views
0 likes
 Last Post divy
by divy
04-18-2018, 04:49 PM  
E701i-E3 70" LED Horizontal Line by Michale32086
Started by Michale32086, 04-06-2018, 07:17 AM
32 responses
3,106 views
0 likes
 Last Post Michale32086
by Michale32086
04-18-2018, 02:10 PM  
Samsung UN46ES6150F starts power cycling after 2 hours of use from a cold start by triplefour
Started by triplefour, 12-15-2017, 01:00 AM
49 responses
5,529 views
0 likes
 Last Post triplefour
by triplefour
04-18-2018, 12:16 PM  
Broken Vizio E500i-B1, need of service manual by jhrsmail
Started by jhrsmail, 01-11-2017, 08:44 AM
30 responses
8,817 views
0 likes
 Last Post keithsipa
by keithsipa
04-18-2018, 08:48 AM  
Panasonic TX-47AS650E Blinks 1 time , Replacement LED? by Moreno83
Started by Moreno83, 04-15-2018, 12:51 PM
8 responses
1,948 views
0 likes
 Last Post diif
by diif
04-18-2018, 02:13 AM  
Samsung LE37S71B dead HDMI and tuner by Dannyx
Started by Dannyx, 04-16-2018, 12:39 PM
6 responses
1,373 views
0 likes
 Last Post Dannyx
by Dannyx
04-17-2018, 11:30 PM  
Philips 50PFP5332D/37 by dlaroche
Started by dlaroche, 02-26-2015, 04:52 PM
28 responses
4,666 views
0 likes
 Last Post Chuchyfinley
by Chuchyfinley
04-17-2018, 10:09 PM  
Samsung LN46C630 LCD Backlight Problems by pandorazboxx
Started by pandorazboxx, 01-05-2012, 06:51 AM
16 responses
19,609 views
0 likes
 Last Post budm
by budm
04-17-2018, 09:19 PM  
Samsung UN46D6003SFXZA won't turn on by Electron4444
Started by Electron4444, 04-17-2018, 07:29 PM
0 responses
993 views
0 likes
 Last Post Electron4444
by Electron4444
04-17-2018, 07:29 PM  
Lg oled55b6v by huwj
Started by huwj, 04-17-2018, 06:56 AM
2 responses
1,208 views
0 likes
 Last Post freakaftr8
by freakaftr8
04-17-2018, 04:03 PM  
TV won't turn on high pitched noise from power supply board by FerretFiend
Started by FerretFiend, 09-01-2017, 07:52 PM
28 responses
11,802 views
0 likes
 Last Post freakaftr8
by freakaftr8
04-17-2018, 04:00 PM  
lg 60pn6500 no red light by hispeck
Started by hispeck, 04-17-2018, 10:59 AM
0 responses
812 views
0 likes
 Last Post hispeck
by hispeck
04-17-2018, 10:59 AM  
Delta DPS-214CP PSU no standby (Grundig TV) by Dannyx
Started by Dannyx, 04-16-2018, 03:40 AM
20 responses
3,539 views
0 likes
 Last Post Dannyx
by Dannyx
04-17-2018, 10:36 AM  
Tv Lcd LG 26LD350-ZA - picture divided into 4 parts by Smartec82
Started by Smartec82, 04-06-2018, 07:16 AM
10 responses
1,775 views
0 likes
 Last Post vinceroger69
by vinceroger69
04-17-2018, 08:21 AM  
sharp 80" LC-80LE632U no power by sputnikoff
Started by sputnikoff, 04-16-2018, 07:55 PM
1 response
907 views
0 likes
 Last Post CapLeaker
by CapLeaker
04-17-2018, 05:50 AM  
SMD resistors for repairing LG ysus and zsus boards by goldbird78
Started by goldbird78, 04-13-2018, 07:08 PM
10 responses
1,850 views
0 likes
 Last Post goldbird78
by goldbird78
04-17-2018, 05:42 AM  
Samsung le37s62b - have no idea what is wrong by Joe Black
Started by Joe Black, 03-06-2018, 03:32 PM
24 responses
3,638 views
0 likes
 Last Post Joe Black
by Joe Black
04-17-2018, 01:03 AM  
toshiba 50L3400U screen blinking by larry708
Started by larry708, 04-17-2018, 12:42 AM
0 responses
1,371 views
0 likes
 Last Post larry708
by larry708
04-17-2018, 12:42 AM  
Magnavox 37MD350B/F7 by DaneH
Started by DaneH, 04-15-2018, 09:54 PM
3 responses
1,323 views
0 likes
 Last Post budm
by budm
04-16-2018, 09:13 PM  
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