UNIDENTIFIED

ID574

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two AT Interface (IDE) drives

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

[Image]

                            CONNECTIONS

                   Function                          Location

  4-pin connector-drive active LED                     CN1

  40-pin AT Interface (IDE) connector                  CN2

  34-pin control cable connector-floppy drive          CN3

  15-pin game port-internal                            CN4

  9-pin serial port 2 (COM2)-internal                  CN5

  9-pin serial port 1 (COM1)-external                  CN6

  25-pin parallel port-external                        CN7

                     PARALLEL PORT (CN7) CONFIGURATION

             LPT                 JP6/pins 9 & 10       JP6/pins 11 & 12

  »       LPT2 (378-37F)             closed                  open

          LPT3 (278-27F)              open                  closed

             Disabled                 open                   open

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

  »   Hard drive enabled                     J9                open

      Hard drive disabled                    J9               closed

  »   IOCHRDY signal disabled                JP1              closed

      IOCHRDY signal enabled                 JP1               open

  »   Floppy drive enabled                   JP3               open

      Floppy drive disabled                  JP3              closed

  »   Game port (CN4) disabled               JP5               open

      Game port (CN4) enabled                JP5              closed

                     SERIAL PORT 1 (CN6) CONFIGURATION

             COM                 JP6/pins 1 & 2         JP6/pins 3 & 4

  »       COM1 (3F8-3FF)             closed                  open

          COM3 (3E8-3EF)              open                  closed

          COM4 (2E8-2EF)             closed                 closed

             Disabled                 open                   open

              SERIAL PORT 2 (CN5) CONFIGURATION JUMPERS - JP6

             COM                 JP6/pins 5 & 6         JP6/pins 7 & 8

  »       COM2 (2F8-2FF)             closed                  open

          COM4 (2E8-2EF)              open                  closed

          COM3 (3E8-3EF)             closed                 closed

             Disabled                 open                   open

                   SERIAL PORT 1 (CN6) INTERRUPT REQUEST

           IRQ                JP7/pins 1 & 2           JP7/pins 3 & 4

  »          IRQ4                 closed                    open

             IRQ5                  open                    closed

                   SERIAL PORT 2 (CN5) INTERRUPT REQUEST

           IRQ                JP7/pins 5 & 6           JP7/pins 7 & 8

  »          IRQ3                 closed                    open

             IRQ5                  open                    closed

                   PARALLEL PORT (CN7) INTERRUPT REQUEST

           IRQ                JP7/pins 9 & 10         JP7/pins 11 & 12

  »          IRQ5                 closed                    open

             IRQ7                  open                    closed