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    Samsung LCD TV LE40B750 flickering when turned on

    :D fault may still b power supply related but looking at yr video thats been uploaded its probably backlight failure- there is a circuit which is part of the invertor which monitors the current drawn to do with the backlights and any failure here will cause problems i am aware of a mod which can...
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    samsung LCD TV

    :D well theresa thing have the full servicemanual to upload but cant upload it here.....the smps does need to be checked.....especially the standby 5v supply and the 12volt switched supply-dependant on the supply fitted the reservoir capacitors are only rated at 10v for the 12v supply-i always...
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    samsung LCD TV

    model nr?
  4. S

    buying new T V

    :D have a look here //www.diynot.com/forums/viewtopic.php?p=1852001#1852001
  5. S

    New telly

    :D that may be true ,from a servicing and reliability veiwpoint these sets are now built to a price-and it seems that its (to the customer)cheaper to throw away and just buy new....as long as you have the money to do so....
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    Toshiba 15VL56B No picture

    faulty tcon board or 5-12v supply missing dependant on tcon pcb fitted
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    Samsung LCD TV LE40B750 flickering when turned on

    the fault is easily repairable and may be down to 2 things-first is smps failure and the second is due to software...there is a service mode available but unless you know exactly what you are doing you can scrap yr set-also depending on model you need compaire to put the set in servicemode and...
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    Phillips tv has lines on it

    if you can post a picture of the fault ill be able to say exactly what the trouble is......
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    New telly

    :D firstly the comparison picture wise between a crt tv-regardless of make or model or age-is by far much better than any lcd tv you canbuy at present-a crt will provide excellent sharp well contrasted pictures-an lcd cant do this-there is another issue as well with both lcds and plasmas which...
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    SHARP 32JF - 74H problem. HELP

    :D first things to check is the ht supply....with the line op stage disconnected,load the ht supply with a 40w lamp and switch on-if you have correct ht and all other supplies are present the line stage needs checking. problem may be faulty lopt-the set will be giving a couple of secs line...
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    avatars

    :D have just registered is there no avatar display setting so u can display images with your posts??
  12. Untitled

    Untitled

  13. sheldonstv

    sheldonstv

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