
CMS ENHANCEMENTS, INC.

HBA-SX0

Data Bus                8-bit ISA
Card Size               Full height, half length
Hard Drives Supported   Up to 7 SCSI devices
Floppy Drives Supported None

[Image]

                                CONNECTIONS

          Function             Label           Function            Label

  50-pin SCSI connector -       J2      4-pin drive active LED      J4
  internal

  50-pin SCSI connector -       J3      3-pin DC power out          J5
  external

                        USER CONFIGURABLE SETTINGS

                   Setting                      Label        Position

     Termination power supplied to SCSI         JP2         Pins 2 & 3
      bus                                                     closed

      Termination power not supplied to          JP2         Pins 1 & 2
      SCSI bus                                                closed

     Factory configured - do not alter          JP3           Open

     Factory configured - do not alter         S1/4            N/A

     BIOS enabled                              S1/5            On

      BIOS disabled                             S1/5            Off

     Card generates 1 wait state               S1/6            Off

      Card generates 0 wait states              S1/6            On

     Factory configured - do not alter         S1/7            N/A

     Factory configured - do not alter         S1/8            N/A

                          BIOS ADDRESS SELECTION

        Setting              S1/1             S1/2              S1/3

           C800h              On               Off              Off

           CC00h              On               Off               On

           D000h              On               On               Off

           D400h              On               On                On

          D800h              Off              Off              Off

           DC00h              Off              Off               On

           E000h              Off              On               Off

           E400h              Off              On                On

                            INTERRUPT SELECTION

                Setting                                 JP1

                    IRQ2                         Pins 4 & 6 closed

                    IRQ3                         Pins 2 & 4 closed

                    IRQ5                         Pins 1 & 3 closed

                   IRQ7                         Pins 3 & 5 closed

                  Disabled                             Open

                           SCSI TERMINATION

     Setting             R1                R2                R3

    Terminated        Installed         Installed        Installed

  Not terminated    Not installed     Not installed    Not installed
