ADAPTEC, INC.

AHA-1542CF, AHA-1540CP, AHA-1542CF, AHA-1542CP

Data bus:                16-bit, ISA
Size:                    Half-length, full-height card
Hard drive supported:    Up to seven SCSI drives
Floppy drives supported: Two 360KB, 720KB, 1.2MB, or 1.44MB drives

[Image]

                           CONNECTIONS

                    Function                         Location

  50-pin SCSI connector - internal                     CN1

  50-pin SCSI connector - external                     CN2

  34-pin control cable connector - floppy drive        CN3

  4-pin connector - drive active LED                   CN4

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   SCSI Termination set through           SW1/1              off
      software

      SCSI Termination enabled               SW1/1               on

  »   Floppy drive enabled                   SW1/5              off

      Floppy drive disabled                  SW1/5               on

                        I/O PORT ADDRESS SELECTION

         Address              SW1/2            SW1/3            SW1/4

  »       330-333h             off              off              off

          334-337h              on              off              off

          230-233h             off              on               off

          234-237h              on              on               off

          130-133h             off              off              on

          134-137h              on              off              on

          Reserved             off              on               on

          Reserved              on              on               on

                          BIOS ADDRESS SELECTION

         Address              SW1/6            SW1/7            SW1/8

  »        DC000h              off              off              off

           D8000h               on              off              off

           D4000h              off              on               off

           D0000h               on              on               off

           CC000h              off              off              on

           C8000h               on              off              on

          Reserved             off              on               on

          Disabled              on              on               on