Forum: Troubleshooting TVs and Video Sources
Today, 04:09 PM
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Replies: 21
Views: 310
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Forum: Troubleshooting TVs and Video Sources
Today, 05:35 AM
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Replies: 70
Views: 18,328
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Forum: Troubleshooting TVs and Video Sources
Today, 05:30 AM
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Replies: 11
Views: 233
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Forum: Troubleshooting TVs and Video Sources
Today, 04:07 AM
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Replies: 11
Views: 233
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Forum: Troubleshooting TVs and Video Sources
Yesterday, 08:07 PM
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Replies: 21
Views: 310
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Forum: Troubleshooting TVs and Video Sources
Yesterday, 07:59 PM
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Replies: 11
Views: 252
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Forum: Troubleshooting TVs and Video Sources
Yesterday, 07:50 PM
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Replies: 11
Views: 233
Re: Samsung UN55J6200AFXZA Lost picture and sound.
Test the voltages at the connector on the powerboard with EVERYTHING hooked up, it's the connector that the cable from powerboard to mainboard hooks into, most times there's a legend/map nearby that...
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Forum: Troubleshooting TVs and Video Sources
04-12-2021, 03:29 PM
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Replies: 9
Views: 211
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 03:52 PM
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Replies: 5
Views: 128
Re: samsung ue55ks7000u vertical lines
You can still unhook one ribbon cable at a time going from mainboard to the panel driver board, plug tv in turn it on see what you have on display then do the other one.
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 03:41 PM
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Replies: 6
Views: 170
Re: Sharp aquos lc-40le820e power on problem
Check all the diodes on the powerboard, meter in diode mode, should get a reading in one direction then reverse meter probes should read 1 or OL if any read strange de-solder one leg and test out of...
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 03:22 PM
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Replies: 11
Views: 252
Re: Lg 60UF7300-UT Display Concern
Check P201: Test the voltages at the connector on the powerboard with EVERYTHING hooked up, it's the connector that the cable from powerboard to mainboard hooks into, most times there's a legend/map...
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 02:50 AM
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Replies: 3
Views: 108
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 02:41 AM
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Replies: 7
Views: 192
Re: hitachi 49HL15W69
Might be able to check for sound, maybe try hooking up a dvd player hit play on dvd player, then use your remote to toggle source on tv, one click give it bit, see if you hear sound if tv remote and...
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 02:33 AM
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Replies: 11
Views: 252
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Forum: Troubleshooting TVs and Video Sources
04-11-2021, 02:27 AM
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Replies: 9
Views: 211
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 04:43 AM
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Replies: 2
Views: 98
Re: Lg home theater model lhd675
Not sure if it will help with your particular issue but here's some troubleshooting on a LHT7634: https://www.youtube.com/watch?v=QX1zo57wb0U
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 04:13 AM
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Replies: 8
Views: 2,738
Re: Vizio E390 A1 issue.
Maybe check the 4 electrolytic caps closest to CN801 connector, check the capacitance and esr both if you have the tester/testers.
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 03:49 AM
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Replies: 55
Views: 1,088
Re: Sony KDL-46EX500 2 blinks, then 6 blinks
If you have difficulty de-soldering components, check some youtube videos and practice on some junk boards, then take those components out of circuit to test. I know it seems like the long road but...
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 03:45 AM
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Replies: 9
Views: 211
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 03:41 AM
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Replies: 6
Views: 170
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Forum: Troubleshooting TVs and Video Sources
04-10-2021, 02:49 AM
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Replies: 45
Views: 11,352
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Forum: Troubleshooting TVs and Video Sources
04-08-2021, 10:09 PM
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Replies: 29
Views: 1,734
Re: Toshiba 32L1350UD
I don't know if you have a mismatch mainboard or not, you could try a firmware update/pair, the closest I see is this BUT I don't know if it will work on your tv. Could try contacting them and ask or...
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Forum: Troubleshooting TVs and Video Sources
04-08-2021, 04:34 PM
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Replies: 9
Views: 205
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Forum: Troubleshooting TVs and Video Sources
04-08-2021, 04:22 PM
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Replies: 18
Views: 1,040
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Forum: Troubleshooting TVs and Video Sources
04-08-2021, 01:38 PM
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Replies: 29
Views: 1,734
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