|J50|J48|J46|J44|J42|
  +-------------------------------------+---+---+---+---+---+
  | Master/Slave                        |   |   |   |   |   |
  |  Only Drive in single drive system* | J |   |   |   |   |
  |  Master in a dual drive system*     | J |   |   |   |   |
  |  Slave in a dual drive system       | 0 |   |   |   |   |
  +-------------------------------------+---+---+---+---+---+
  | Cable Select                        |   |   |   |   |   |
  |  Disabled*                          |   | O |   |   |   |
  |  Enabled                            |   | J |   |   |   |
  +-------------------------------------+---+---+---+---+---+
  |  4092 Cylinder Limitation           |   |   |   |   |   |
  |  Disabled*                          |   |   | O |   |   |
  |  Enabled                            |   |   | J |   |   |
  +-------------------------------------+---+---+---+---+---+
  | Factory Reserved                    |   |   |   | O |   |
  +-------------------------------------+---+---+---+---+---+
  | Factory Reserved                    |   |   |   |   | O |
  +-------------------------------------+---+---+---+---+---+
                             
         J=Jumpered O=Open *=Default 
                     Pin 1
     J1 IDE Connector  |                J2 Power
   ___________ ________|_________________________
  | .................... || @ * *   o |/         \
  | .......... ......... || @ o o o o || O O O O |
  |______________________||___________||_________|
                            | | | | |    | | | |
                            | | | | |    | | | |
      J50 Master/Slave -----' | | | |    | | | `-+12V        (Yellow)
      J48 Cable Select -------' | | |    | | `---+12V Return (Black)
      J46 4092 Cyl Limitation---' | |    | `----- +5V Return (Black)
      J44 Factory Reserved -------' |    `------- +5V        (Red)
      J42 Factory Reserved ---------'

        @ = Default Jumped Positions
        * = "Spare" Jumper Position
        o = Default Open   Positions