ADAPTEC, INC.

AHA-2740T, AHA-2742, AHA-2742T, AHA-2740A,

AHA-2742A, AHA-2740A-TWIN, AHA-2742A-TWIN

  Data bus:                  32-bit, EISA

  Size:                      Half-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

  4-pin connector - drive active LED                        J1

  34-pin control cable connector - floppy drive             J2
  (optional)

  50-pin SCSI Channel A connector - internal                J3

  50-pin SCSI Channel B connector - internal                J5
  (optional)

  50-pin SCSI Channel A connector - external                J6

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

  »   Floppy drive enabled                   J4               closed

      Floppy drive disabled                  J4                open

  Note: Jumper J4 is only present on those boards with a floppy drive.