Posts by Tabloka
40 total posts26 results
Beovision 7 with horizontal lines and color mistakes
in BeoVision · Mar 19, 2023 13:26The easiest way to check if the problem is the BV7 itself or the SAMSUNG panel is to connect a external monitor e.g. to the Display 2 port (HDMI 2). The manual says: 'Another possibility for fault finding is to connect a…
BeoVision EEPROM Sicherung und PUC Aktualisierung
in Deutsche · Feb 22, 2023 08:31Hallo Forum, für die Reparatur meines BeoVision 7-40 MK6 und für das Update der PUC Tabellen benötige ich dringend das ServiceTool MKII inklusive des Kabels. Kann mir jemand dieses zur Verfügung stellen oder kann ich es …
B&O ServiceTool MKII plus Cable kit for ServiceTool
in General Discussion & Questions · Feb 21, 2023 05:48Hello forum, to repair my BeoVision 7-40 and to update the PUC table I need the ServiceTool MKII. Is there anybody outside who can help me? Regards Michael
BeoVison 7-40 MK 6 - interesting fault
in BeoVision · Nov 17, 2022 03:38Hello forum, after I repaired my 10 year old BV7-40 MK 6 I bought another BV7-40 MK 6 with a defect. The fault on this BV7 is a little bit strange. When I switch on the BV7-40 with the choise of DTV (DVB-HD board is inst…
Training manuals wanted
in General Discussion & Questions · Nov 11, 2022 01:05Hello forum, does anybody know whether B&O launched training manuals or similar for their stuff? My interest is e.g. in the function of power saving and the DVB-HD Modul for the BV7-40 MK6. Thanks
BeoVision 7-40 LED - t-con board ohne Versorgungsspannung
in Deutsche · Sept 5, 2022 10:37jvezina wrote: To find the exact capacitance of the cap, the only way would be to remove it on a working board, measure it, and put in back in place. Perhaps also there is a schematic of the T-CON board somewhere. So it …
BeoVision 7-40 LED - t-con board ohne Versorgungsspannung
in Deutsche · Sept 1, 2022 22:42Hello Dennis, correct! No additional fault but I have no information about the faulty cap. When I see it correctely the cap works parallel with another cap against GND and is in line with a coil. So it is only a filter. …
B&O ServiceTool MKII plus Cable kit for ServiceTool, complete
in Wanted · Sept 1, 2022 10:37Does anybody sell above topic? I‘m private and need this for my BV7-40 for further repair issues. You can send a PM. THANKS!
BeoVision 7-40 LED - t-con board ohne Versorgungsspannung
in Deutsche · Aug 31, 2022 09:41jvezina wrote: ... Repairs at the component level on this board are difficult without a schematic ... ... but it is not impossible. As I wrote in my last message, I found the bad cap and replaced it. And ... THAT WAS THE…
BeoVision 7-40 LED - t-con board ohne Versorgungsspannung
in Deutsche · Aug 29, 2022 09:44Hier einmal ein kleiner Nachtrag: Inzwischen bin ich dem Fehler auf der Spur. Nach Lösen des LVDS Kabels vom t-con board, stellte ich einen Kurzschluss auf dem t-con board am Eingang fest. Als Übeltäter war ein SMD Konde…
BeoVision 7-40 LED - t-con board ohne Versorgungsspannung
in Deutsche · Jul 15, 2022 10:59Inzwischen habe ich so ziemlich alles durchgeprüft, was zu prüfen ist. Wer kann mit sagen, wie die Versorgungsspannung des t-con boards beeinflusst wird. Alle 12V Spannungen vom Power Supply (04) zum AVS (14) sind vorhan…
Beovision 7 LED - LCD Panel disassamble?
in BeoVision · Jul 11, 2022 13:19I dismanteled the LCD panel and could check the LED stribes. These are edge stribes with the number for L/H G1LE-400SMC-R6 and for R/H G1LE-400SMD-R6. Unfortunately they are NOT defect. @jvezina: I couldn't find any stic…
Beovision 7 LED - LCD Panel disassamble?
in BeoVision · Jul 10, 2022 12:34Guy wrote: Can you find a part number somewhere, search for another brand TV in which the panel is used and then find a YouTube video to explain dismantling the panel itself? Does anybody know where to look for the part …
Beovision 7 LED - LCD Panel disassamble?
in BeoVision · Jul 10, 2022 12:16Guy wrote: EDIT: This video was also quite useful: https://www.youtube.com/watch?v=77tymvTJDxo This video is quite interesting for my repair attemps. I have to look at the video a couple of times. Despite this is a B&O B…
Beovision 7 LED - keine 24V auf der Netzplatine
in Deutsche · Jul 8, 2022 10:13Hallo Forum, wer kann mir weiter helfen bei der Suche nach dem Fehler? Irgendwann, während einer TV Sendung, wurde der Bildschirm schwarz. Seither ist der Beovision 7-40 MK6 tot. Inzwischen habe ich so ziemlich alles kon…
Beovision 7 LED - LCD Panel disassamble?
in BeoVision · Jul 8, 2022 06:32Hi forum, has anybody disassambled the LCD panel of a Beovision 7 with LED backlight? I don't ask for removing the LCD panel (I did it already) but to disassable the whole device itself. I have the problem with 'no backl…
Beovision 7 LED - LCD Panel zerlegen?
in Deutsche · Jul 8, 2022 06:19Hallo Forum, hat schon mal jemand von euch das LCD Panel eines Beovision 7 mit LED Beleuchtung zerlegt? Gruß Michael
Replacement for a dead BV7-40
in BeoVision · Jun 23, 2022 10:21... Check the service manual for the Beovision 7-55 that has LEDs. Hello Jean, I don't know where to get the Service Manual for the 7-55. In Beoworld.org there is only a user manual available. Any proposals? Michael
Replacement for a dead BV7-40
in BeoVision · Jun 21, 2022 18:07jvezina wrote: ... But before, checking if the 24 volt supply to the inverter is present is the first step... That is maybe a problem. Because the Mk6 has no CCFL but LEDs there is no inverter but a driver board. And I t…
Replacement for a dead BV7-40
in BeoVision · Jun 20, 2022 11:31Hi Jean, my 7741 has also trouble with the backlight. Someday during televison the screen went black and never get back again. I sent the TV to my dealer for repairing but he couldn't fix the problem. So I got the TV bac…