UNIDENTIFIED

AT BUS I/O CARD 0001

  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

[Image]

                              CONNECTIONS

                    Function                           Location

  40-pin IDE(AT) Interface connector                      J1

  10-pin serial port (COM2/4) - internal                  J2

  10-pin serial port (COM1/3) - external                  J3

  25-pin parallel port (LPT1/2) - external                J4

  34-pin control cable connector - floppy drive           J5

  2-pin connector - Drive active LED                      LED

                        USER CONFIGURABLE SETTINGS

               Function                    Location           Setting

      250KB/sec floppy drives                 J6               open
      supported

      300KB/sec floppy drives                 J6              closed
      supported

  »   Hard drive Interrupt is IRQ14           J9             pins 1 & 2
                                                              closed

      Hard drive Interrupt is                 J9             pins 2 & 3
      disabled                                                closed

  »   I/O Channel Ready signal               JP1               open
      disabled

      I/O Channel Ready signal               JP1              closed
      enabled

  »   Floppy drive enabled                   JP3              closed

      Floppy drive disabled                  JP3               open

    SERIAL PORT 1 (J3) CONFIGURATION - JP2

     J3      Jumper 1    Jumper 2    Jumper 3

  IRQ4        closed       open        open

    IRQ5       open       closed       open

    IRQ9       open        open       closed

    SERIAL PORT 2 (J2) CONFIGURATION - JP2

     J2      Jumper 4    Jumper 5    Jumper 6

    IRQ3      closed       open        open

    IRQ9       open       closed       open

    IRQ5       open        open       closed

  PARALLEL PORT (J4) CONFIGURATION - JP2

      J4         Jumper 7      Jumper 8

     IRQ5         closed         open

     IRQ7          open         closed

  SERIAL PORT 1 (J3) CONFIGURATION - JP6

      J3         Jumper 1      Jumper 3

     3F8h         closed         open

     3E8f          open         closed

  SERIAL PORT 2 (J2) CONFIGURATION - JP6

      J2         Jumper 2      Jumper 4

     2F8h         closed         open

     2E8h          open         closed

  PARALLEL PORT (J4) CONFIGURATION - JP6

      J4         Jumper 5      Jumper 6

     378h         closed         open

     278h          open         closed