Sunday, 10 June 2012

KEY PAD PROBLEM-SOLUTIONS

22:02 Unknown No comments

Following are the key pad -related problems


  1. None of the keys is working
  2. A row missing
  3. A column missing

       solutions

  • check key board
  • check key-pad
  • check key board way
  • check parts on the way
  • finally- check key pad IC



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