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HK-Steve
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Last Activity: 03-25-2013, 02:21 AM
Joined: 03-22-2013
Location: Wadenswil
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  • Re: Beko 30inch blank screen after 2 sec.

    Also, all the test point voltages on the connector, were the same voltage,
    except for the 24v line, was at 24.2v, not the 23.7v with the CCFL's illuminated.


    Cheers
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  • Re: Beko 30inch blank screen after 2 sec.

    No, the backlight did NOT come back ON.

    Will post a pic tomorrow, as it is night time here.
    Not sure what it will show you, but any help would be great.


    Cheers
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  • Re: Beko 30inch blank screen after 2 sec.

    I do not think so, as the corner was lifted about 2mm, not near the connectors for the CCFL's.
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  • Re: Beko 30inch blank screen after 2 sec.

    Thankyou everyone,
    I have worked out it is the inverter board, I move it up just a little on one corner, and out goes the backlight.

    I have soldered as many points as I can, but have no way to reflow the board myself.
    Does someone have the equipment, and time??

    Or a board they are willing to sell??



    Much Appreciated.

    Cheers
    Steve
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  • Re: Beko 30inch blank screen after 2 sec.

    Thanks Guy's,
    Appreciate all the suggestions.

    First, I will reflow the solder for the connections, They all looks good, but no harm to try.

    I have no spare CCFL's to plug in, but as it started to work for 30 mins, that would suggest the CCFL's are ok, yes??


    Also, I am sure I saw somewhere here, about a service menu, but can not find the thread now.


    Love this forum already, great stuff everyone.

    Cheers
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  • Re: Beko 30inch blank screen after 2 sec.

    I was about to check the voltages,
    Pulled the Inverter board out, as I wanted to know the pinout for the voltages, took a picture,

    Then put the Inverter board back in, (this is the 3rd time out and back in)
    Fired up the TV, and it works!!!!!!!

    Cycled the TV ON/OFF 5 times, it runs,
    I will run it tonight and tomorrow, seems a bit strange.

    As for the running voltages, the 24v line is 23.7volts
    Vsel = 4.1
    VEPWM = 5.0
    VIPWM = 0.0
    On/Off = 5.0
    ...
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  • Beko 30inch blank screen after 2 sec.

    Hello Everyone,
    I have spent some time today trying to get a Beko 30inch LCD tv working.
    I do not have a specific model number, as it has it's case removed.
    On the Firmware Chip was - LT30FLF ver 2.9 2005

    Screen goes blank after 2 seconds, sound is good.

    The Inverter board is a Model V144-001.
    Main Board is Model V2327B/D 111-A48F.
    The LCD panel is V296W1-L11.

    I went through the Great post on troubleshooting, this is what I found,

    1- Bad capacitors,
    I replaced them all on the Inverter board,...
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