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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
644,481 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
781,192 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
196,800 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
540,979 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
279,474 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
73,163 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  
Vizio-D50u-D1 Pulsating Backlights by csmith
Started by csmith, 11-07-2024, 02:56 PM
4 responses
64 views
0 likes
 Last Post EazyBone
by EazyBone
11-08-2024, 02:09 PM  
Samsung LN52C530F1FXZA No backlights by SHADOW3277
Started by SHADOW3277, 01-04-2017, 01:42 PM
14 responses
2,710 views
0 likes
 Last Post poursergio
by poursergio
11-07-2024, 09:50 PM  
LN52C530 sound, picture, no backlights/volts from power supply by DXseekerMO
Started by DXseekerMO, 03-12-2018, 10:06 PM
67 responses
5,880 views
0 likes
 Last Post poursergio
by poursergio
11-07-2024, 08:14 PM  
Bios request or check if it works. Samsung TV UN32J4300 by Mr.Pc
Started by Mr.Pc, 11-07-2024, 08:43 AM
0 responses
54 views
0 likes
 Last Post Mr.Pc
by Mr.Pc
11-07-2024, 08:43 AM  
samsung un32j4000 dim picture. by sputnikoff
Started by sputnikoff, 05-02-2019, 10:05 AM
1 response
997 views
0 likes
 Last Post Mr.Pc
by Mr.Pc
11-07-2024, 07:24 AM  
Panasonic TX-L42ET5B - how to change language? by milha
Started by milha, 11-01-2024, 07:35 AM
29 responses
257 views
0 likes
 Last Post milha
by milha
11-07-2024, 06:26 AM  
LG 55EG910V - no power and no standby light by AleMonti
Started by AleMonti, 11-04-2024, 05:02 PM
24 responses
553 views
0 likes
 Last Post AleMonti
by AleMonti
11-07-2024, 03:52 AM  
Trying to Save: Samsung PN59D6500DF - Another one Cycling On & Off by KYBOSH
Started by KYBOSH, 10-21-2024, 07:25 AM
6 responses
150 views
0 likes
 Last Post KYBOSH
by KYBOSH
11-06-2024, 07:36 PM  
XBR-75X940D : Alive but no Backlight, Seeking Advice... by willis6732
Started by willis6732, 11-01-2024, 02:03 PM
9 responses
165 views
0 likes
 Last Post Diah
by Diah
11-06-2024, 03:33 PM  
Bad main board or power supply? Vizio E420-a0 by S.gilletly
Started by S.gilletly, 11-15-2017, 07:35 AM
12 responses
2,217 views
0 likes
 Last Post jasenpeters
by jasenpeters
11-05-2024, 11:06 PM  
Sceptre U550CV-UMR 4K LED, Bad Caps on Main Power Board? by Dani_2024
Started by Dani_2024, 10-28-2024, 05:06 PM
14 responses
149 views
0 likes
 Last Post Dani_2024
by Dani_2024
11-05-2024, 02:33 PM  
Blaupunkt blaupunkt b32she188tchd-100 no standby light by cockalomg
Started by cockalomg, 11-05-2024, 03:01 AM
0 responses
45 views
0 likes
 Last Post cockalomg
by cockalomg
11-05-2024, 03:01 AM  
LG LCD 42LD750 Backlight flashes 4 times, then tv off. by lowercasek
Started by lowercasek, 02-03-2015, 08:17 PM
41 responses
10,028 views
0 likes
 Last Post discman
by discman
11-04-2024, 05:53 AM  
JVC LT-50N795 Stuck on Wisdom Share Logo by justice171
Started by justice171, 11-04-2024, 02:55 AM
1 response
180 views
0 likes
 Last Post lotas
by lotas
11-04-2024, 04:29 AM  
Grundig 42 LED TV power supply board by sadada
Started by sadada, 11-03-2024, 03:03 PM
0 responses
36 views
0 likes
 Last Post sadada
by sadada
11-03-2024, 03:03 PM  
Samsung UE48J6200K - No image but sound by Francesc V.
Started by Francesc V., 10-09-2024, 07:01 AM
52 responses
528 views
0 likes
 Last Post Francesc V.
by Francesc V.
11-03-2024, 03:00 PM  
LG OLED C1, SOS-Turn Off, Stand alone test by ThetraXXL
Started by ThetraXXL, 10-29-2024, 10:33 AM
13 responses
256 views
0 likes
 Last Post Davi.p
by Davi.p
11-03-2024, 01:55 PM  
Cello Tv . wifi 40" board HK.T.RT2841P638 wrong file update by alegatorul
Started by alegatorul, 11-03-2024, 02:28 AM
0 responses
294 views
0 likes
 Last Post alegatorul
by alegatorul
11-03-2024, 02:28 AM  
Sharp lc32d42u seems dead by metropical
Started by metropical, 09-28-2024, 05:41 PM
13 responses
147 views
0 likes
 Last Post metropical
by metropical
11-02-2024, 01:12 PM  
Lg oled tv oled77g7t no picture by Roncruz
Started by Roncruz, 10-25-2024, 02:48 AM
19 responses
269 views
0 likes
 Last Post Roncruz
by Roncruz
11-01-2024, 11:36 PM  
coocaa 50S5G smart tv dropped voltage when connecting power supply to mainboard by Jembang
Started by Jembang, 11-01-2024, 09:55 AM
1 response
102 views
0 likes
 Last Post Diah
by Diah
11-01-2024, 10:45 AM  
Part identification for Samsung UN50F6300 by captainKKK
Started by captainKKK, 10-25-2024, 04:18 PM
6 responses
121 views
0 likes
 Last Post captainKKK
by captainKKK
10-31-2024, 04:48 PM  
Sony Bravia KD-65X85J No Sign Of life (No BL, Picture, Front LED,..) by jason123
Started by jason123, 09-08-2024, 07:05 PM
45 responses
680 views
0 likes
 Last Post yordsoto
by yordsoto
10-30-2024, 09:22 PM  
EMMC programmer questions by EazyBone
Started by EazyBone, 04-21-2024, 08:18 AM
35 responses
972 views
0 likes
 Last Post yordsoto
by yordsoto
10-30-2024, 09:20 PM  
Sony OLED XBR65A8G no video, PSU problem? by ceak
Started by ceak, 01-21-2021, 05:55 PM
136 responses
11,190 views
0 likes
 Last Post cheebster
by cheebster
10-30-2024, 01:54 PM  
Panasonic Plasma TH-50PZ85U No screen No blinks on red power light by Alicat
Started by Alicat, 10-30-2024, 10:09 AM
0 responses
27 views
0 likes
 Last Post Alicat
by Alicat
10-30-2024, 10:09 AM  
LG 42LN540V LED Backlight Flickering After Replacement When Connecting The Screen by RetroComputingGrotto
Started by RetroComputingGrotto, 10-23-2024, 04:17 AM
25 responses
205 views
0 likes
 Last Post RetroComputingGrotto
by RetroComputingGrotto
10-30-2024, 06:27 AM  
Toshiba 40LV933G, firmware needed by gkoukoul
Started by gkoukoul, 10-29-2024, 12:28 PM
2 responses
131 views
0 likes
 Last Post gkoukoul
by gkoukoul
10-30-2024, 01:16 AM  
Sony Android TV KD-49XE9005 4 red flashes by Dangerousk
Started by Dangerousk, 10-27-2024, 06:10 AM
13 responses
429 views
0 likes
 Last Post lotas
by lotas
10-29-2024, 07:03 PM  
JVC LT-40DJ51J - Vestel 17IPS20 - LEDs very dim by tn245
Started by tn245, 03-15-2016, 10:15 AM
43 responses
12,508 views
0 likes
 Last Post ictc
by ictc
10-29-2024, 01:18 PM  
TV Sharp LC-49CFE6242E - not working by betmen
Started by betmen, 10-20-2024, 08:44 AM
2 responses
104 views
0 likes
 Last Post betmen
by betmen
10-29-2024, 02:53 AM  
Samsung UA40J5200AK missing Smart features? by x_orange90_x
Started by x_orange90_x, 10-24-2024, 12:29 PM
12 responses
178 views
0 likes
 Last Post x_orange90_x
by x_orange90_x
10-28-2024, 07:36 PM  
TCL 40S6500A - stuck in boot process by TVAddict
Started by TVAddict, 10-27-2024, 08:57 PM
1 response
57 views
0 likes
 Last Post TVAddict
by TVAddict
10-28-2024, 09:41 AM  
TCL 43S431 Backlight issue or Power Supply by handsworth
Started by handsworth, 10-16-2024, 04:29 PM
13 responses
639 views
0 likes
 Last Post handsworth
by handsworth
10-27-2024, 09:02 AM  
Hisense stuck in Colors cycle like test pattern. by nono34
Started by nono34, 10-24-2024, 04:31 PM
21 responses
424 views
0 likes
 Last Post Diah
by Diah
10-26-2024, 03:19 PM  
M557-G0 no WiFi/Bt no WIFIVendor file? by howardc64
Started by howardc64, 10-15-2024, 01:12 PM
6 responses
139 views
0 likes
 Last Post howardc64
by howardc64
10-26-2024, 12:30 PM  
Samsung QE65Q60RAT striped pattern with image in the background by SJX1290
Started by SJX1290, 10-25-2024, 03:58 PM
11 responses
113 views
0 likes
 Last Post Davi.p
by Davi.p
10-26-2024, 04:11 AM  
My UN50NU6900FXZA is going black on half of the screen, what do I do? by ChasingSheep
Started by ChasingSheep, 10-25-2024, 09:00 AM
1 response
61 views
0 likes
 Last Post EazyBone
by EazyBone
10-25-2024, 06:33 PM  
Samsung qe50q60 by porfyriadhs
Started by porfyriadhs, 10-25-2024, 07:50 AM
0 responses
83 views
0 likes
 Last Post porfyriadhs
by porfyriadhs
10-25-2024, 07:50 AM  
HDMI Inputs Have No Signal - Samsung UN65MU6290 by dumpstertv
Started by dumpstertv, 01-21-2022, 02:59 PM
10 responses
1,513 views
0 likes
 Last Post natiz
by natiz
10-25-2024, 05:57 AM  
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