ADAPTEC, INC.

ACB-2372

 Data bus:                  16-bit, ISA

 Size:                      Full-length, full-height card

 Hard drives supported:     Two ST506/412, RLL drives

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

[Image]

                            CONNECTIONS

                   Function                          Location

  34-pin control cable connector-floppy drive          CN1

  20-pin data cable connector-drive 0                  CN2

  20-pin data cable connector-drive 1                  CN3

  34-pin control cable connector-hard drive            CN4

  4-pin connector-drive active LED                     CN5

  Serial Monitor Output                                CN15

                        USER CONFIGURABLE SETTINGS

              Function
                                           Location
                                                               Setting

  »
      Factory configured - do not
      alter
                                       JP6 through JP11
                                                                open

  »
      BIOS address is C800h
                                             JP12
                                                              pins 1 & 2
                                                               closed


      BIOS address is CC00h
                                             JP12
                                                              pins 2 & 3
                                                               closed


      BIOS disabled
                                             JP12
                                                                open

  »
      Factory configured - do not
      alter
                                             JP13
                                                                open

  »
      Hard drive port address is
      1F0-1F7h
                                         JP14/jumper 1
                                                                open


      Hard drive port address is
      170-177h
                                         JP14/jumper 1
                                                               closed

  »
      Floppy drive port address is
      3F0-3F7h
                                         JP14/jumper 2
                                                                open


      Floppy drive port address is
      370-377h
                                         JP14/jumper 2
                                                               closed

  »
      One Wait State enabled
                                         JP14/jumper 3
                                                                open


      Zero Wait State enabled
                                         JP14/jumper 3
                                                               closed

  »
      Drive Recal (Track 0 minus 1)
      enabled
                                         JP14/jumper 4
                                                                open


      Drive Recal (Track 0 minus 1)
      disabled
                                         JP14/jumper 4
                                                               closed

  »
      Not Used
                                         JP14/jumper 5
                                                                open

  »
      Serial Monitor Mode disabled
                                         JP14/jumper 6
                                                                open


      Serial Momitor Mode enabled
      (2400 Baud)
                                         JP14/jumper 6
                                                               closed

  »
      Hard drive Interrupt is IRQ14
                                             JP19
                                                              pins 1 & 2
                                                               closed


      Hard drive Interrupt is IRQ15
                                             JP19
                                                              pins 2 & 3
                                                               closed

  »
      Not Used
                                             JP19
                                                              pins 3 & 4
                                                               closed

  »
      Floppy drive DMA Acknowledge
      Is DACK2
                                             JP20
                                                              pins 1 & 2
                                                               closed


      Floppy drive DMA Acknowledge
      is DACK3
                                             JP20
                                                              pins 2 & 3
                                                               closed

  »
      Floopy drive Interrupt is
      IRQ6
                                             JP21
                                                              pins 1 & 2
                                                               closed


      Floopy drive Interrupt is
      IRQ10
                                             JP21
                                                              pins 2 & 3
                                                               closed

  »
      Floppy drive DMA Request is
      DREQ2
                                             JP22
                                                              pins 1 & 2
                                                               closed


      Floppy drive DMA Request is
      DREQ3
                                             JP22
                                                              pins 2 & 3
                                                               closed

  »
      Factory configured - do not
      alter
                                             JP23
                                                                 N/A