ULTRASTOR CORPORATION

ULTRA 34FA REV.A

  Data bus:                  32-bit, VL-bus

  Size:                      Full-length, full-height card

  Hard drive supported:      Up to seven SCSI devices

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB or 1.44MB drives

[Image]

                              CONNECTIONS

                    Function                           Location

  50-pin SCSI connector - internal                        J1

  50-pin SCSI connector - external                        J2

  34-pin control cable connector - floppy drive           J3

  4-pin connector - drive active LED                      JP4

                        USER CONFIGURABLE SETTINGS

                Function                     Location         Setting

  »   Ultra 34FA supplies terminator           JP1           pins 1 & 2
      power                                                    closed

      Bus supplies terminator power            JP1           pins 2 & 3
                                                               closed

  »   16 DWORD Burst Transfer Length           JP2           pins 1 & 2
      enabled                                                  closed

      8 DWORD Burst Transfer Length            JP2           pins 2 & 3
      enabled                                                  closed

  »   Factory configured - do not alter        JP3           pins 1 & 2
                                                               closed

  »   Floppy controller enabled                S1/1              on

      Floppy controller disabled               S1/1             off

  »   I/O and BIOS addresses set by            S1/8              on
      software

      I/O and BIOS addresses set by            S1/8             off
      S1/2-S1/7

                               BIOS ADDRESS

       Address          S1/Switch 2       S1/Switch 3       S1/Switch 4

  »     Disabled            on                on                on

         C4000h             on                on                off

         C8000h             on                off               on

         CC000h             on                off               off

                               BIOS ADDRESS

    Address         S1/Switch 2         S1/Switch 3        S1/Switch 4

     D0000h             off                 on                 on

     D4000h             off                 on                 off

     D8000h             off                 off                on

     DC000h             off                 off                off

  Note:S1/switch 8 must be set to the off position to enable switch
  controlled BIOS address settings.

                                I/O ADDRESS

     Address         S1/Switch 5        S1/Switch 6        S1/Switch 7

  »      330h             on                 on                 on

         130h            off                off                 on

         140h            off                off                off

         210h            off                 on                off

         230h             on                off                off

         240h            off                 on                 on

         310h             on                off                 on

         340h             on                 on                off

  Note:S1/switch 8 must be set to the off position to enable switch
  controlled I/O address settings.

                                I/O ADDRESS

        Address              JP20/Jumper A             JP20/Jumper B

  »         240h                 closed                    open

            140h                  open                     open

            220h                  open                    closed

            340h                 closed                   closed