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  1. IC2SAT.11
  2.  
  3. Yeah, the above is crude, just meant to give the relative locations of the
  4. mysterious diode, SP1, R38, R39, R41, R42, R43, and R61.  The 3-terminal
  5. box with an arrow drawn to it (the arrow is in the original image) looks
  6. like the below.  A diode is connected from the lower left tab to the upper tab.
  7.                 ___
  8.                 | |
  9.         --------------------
  10.         |       /          |
  11.         |     ---          |
  12.         |     /_\          |
  13.         |  ____|           |
  14.         | /                |
  15.         | |                |
  16.         --------------------
  17.          | |            | |
  18.          ---            ---
  19. >>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>>
  20. [diode matrix programming]
  21.  
  22. To simplify/fool-proof this, if the schematic has:
  23.  
  24.                 (X) --->|--- (Y)
  25.  
  26. I'll say "from X to Y".  From the "IC-2SAT IC-2SET SCHEMATIC DIAGRAM":
  27.  
  28.         Japan Version           D6:     DA115   from KEYI2 to KEYS2
  29.         Europe Version          D5:     DA115   from KEYI0 to KEYS3
  30.                                 D6:     DA115   from KEYI2 to KEYS2
  31.         Italy Version           D5:     DAN202U from KEYI1 to KEYS3 and
  32.                                                 from KEYI0 to KEYS3
  33.                                 D6:     DA114   from KEYI0 to KEYS2
  34.         U.S.A. Version          D4:     DA115   from KEYI2 to KEYS3
  35.                                 D9:     ISS254  from KEYI1 to KEYS2
  36.         Australia Version       D5:     DA114   from KEYI1 to KEYS3
  37.                                 D6:     DA115   from KEYI2 to KEYS2
  38.         Asia Version            D4:     DA115   from KEYI2 to KEYS3
  39.  
  40. Now, can anyone use this to figure out the Icom-Europe memo???
  41.  
  42.                                         Bob  KC9RG
  43.                                         cromwell@ecn.purdue.edu
  44.