
UNIDENTIFIED

CX-I

  Q3 /95

Data bus: 8-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT/XT) Interface drive

Floppy drives supported: None

[Image]

                    CONNECTIONS

              Function                 Location

  40-pin IDE (AT/XT) Interface            J2

  4-pin connector-drive active LED        J4

                          BIOS ADDRESS SELECTION

      Address          J1/1          J1/2          J1/3          J1/4

       C8000h        closed         open          open          open

        CA000h         open         closed         open          open

        CC000h         open          open         closed         open

        CE000h         open          open          open         closed

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

     IDE (AT/XT) interface enabled           J3              closed

      IDE (AT/XT) interface disabled          J3               open

     ALE (Address Latch Enabled)             J5              closed
      signal enabled

      ALE (Address Latch Enabled)             J5               open
      signal disabled

     PDIAG (Pass Diagnostics)                J6               open
      disabled

      PDIAG (Pass Diagnostics)                J6              closed
      enabled

     IOCHRDY signal disabled                 J7               open

      IOCHRDY signal enabled                  J7              closed

     AEN (Address Enable) signal             J16              open
      disabled

      AEN (Address Enable) signal       J16/pins 1 & 2        closed
      connected to pin 21

      IDE connector/ Pins 21 & 37 are   J16/pins 2 & 3        closed
      connected

     IRQ 5 select                      J17/pins 1 & 2        closed

      IRQ 5 reserved                    J17/pins 2 & 3        closed

     AT/XT bus drive selected          J10/pins 1 & 2        closed

      AT/XT bus drive reserved          J10/pins 2 & 3        closed

                          IDE BUS TYPE SELECTION

  Bus Type    J8     J9     J11     J12      J13        J14        J15

      AT     1 &    1 &   1 & 2   1 & 2     open      closed     closed
              2      2

       XT     2 &    2 &   2 & 3   2 & 3    closed      open       open
              3      3

  Note: Designated pins are in the closed position.

                            IDE DRIVE SELECTION

          Drive                    J18                      J19

            AT             pins 2 & 3 closed        pins 1 & 2 closed

             XT             pins 2 & 3 closed        pins 2 & 3 closed

             XT             pins 1 & 2 closed        pins 2 & 3 closed

             XT             pins 1 & 2 closed        pins 1 & 2 closed

