NCL AMERICA

NCL 536, NCL 537

  Data bus:                  16-bit, ISA

  Size:                      Half-length, full-height card

  Hard drive supported:      Two IDE(AT) Interface drives

  Floppy drives supported:   Two 360KB, 720KB, 1.2MB, or 1.44MB drives
                             (NCL 537 only)

[Image]

                                CONNECTIONS

                    Function                             Location

  34-pin control cable connector - floppy                  CN1
  drive (NCL 537 only)

  40-pin IDE(AT) Interface connector                       CN2

  4-pin connector - Drive active LED                       CN3

  5-pin connector - DC power                               JP11

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

  »   Floppy drive port address is            JP1            Pins 1 & 2
      3F2-3F7h                                                 closed

      Floppy drive port address is            JP1            Pins 2 & 3
      372-377h                                                 closed

  »   Floppy drive interrupt is IRQ6          JP3            Pins 1 & 2
                                                               closed

      Floppy drive interrupt is               JP3            Pins 2 & 3
      IRQ10                                                    closed

  »   DMA Acknowledge channel is              JP4            Pins 1 & 2
      DACK2                                                    closed

      DMA Acknowledge channel is              JP4            Pins 2 & 3
      DACK3                                                    closed

  »   IRQ Buffer mode disabled                JP5            Pins 1 & 2
                                                               closed

      IRQ Buffer mode enabled                 JP5            Pins 2 & 3
                                                               closed

  »   DMA Request channel is DRQ2             JP6            Pins 1 & 2
                                                               closed

      DMA Request channel is DRQ3             JP6            Pins 2 & 3
                                                               closed

  »   Hard Drive interrrupt is IRQ14          JP7            Pins 1 & 2
                                                               closed

      Hard Drive interrrupt is IRQ15          JP7            Pins 2 & 3
                                                               closed

  »   I/O Channel Ready disabled              JP8               open

      I/O Channel Ready enabled               JP8              closed

  »   Hard drive port address is             JP10               open
      1F0-1F7h

      Hard drive port address is             JP10              closed
      170-177h

  »   Normal operation mode enabled           E1                open

      Diagnostic mode enabled                 E1               closed