NEC P4
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  25 Pin D-plug LPT1.   Transistors 2N3904 npn   NAM Adaptor Plug
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  Pin 15.-----C-\------green----------------------------------------|
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  Pin  2.-10K-B---O                                                 |
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  Pin 19.-----E-/------blue-----------------------------|           |
  Pin 19.-----E-\                                       |           |
                 \                                      |           |
  Pin  4.-10K-B---O                                     |           |
                 /                                      |           |
  Pin 12.-----C-/---|--yellow                           |           |
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                    |   NAM Adaptor plug: aerial ---><> [] [] [] [] [] [] [] []
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  Pin 13.----red---(|)-------------------------------------------|      |
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