
UNIDENTIFIED

MAGIC I/O PM-540G

Data bus: 16-bit, ISA

Size: Half-length, full-height card

Hard drives supported: Two IDE (AT) Interface drives

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

[Image]

                            CONNECTIONS

                   Function                          Location

  4-pin connector-drive active LED                      J1

  40-pin IDE Interface (AT) connector                   J2

  34-pin control cable connector-floppy drive           J3

  9-pin serial port 2 (COM2)-internal                   J4

  9-pin serial port 1 (COM1)-external                   J5

  25-pin parallel port-external                         J6

  15-pin game port-internal                             J7

                        USER CONFIGURABLE SETTINGS

              Function                    Location            Setting

     Floppy drive enabled               JP1 and JP2          closed

      Floppy drive disabled              JP1 and JP2           open

                     PARALLEL PORT (CN6) CONFIGURATION

             LPT                  JP3/pins 1 & 2        JP3/pins 3 & 4

         LPT1 (378-37Fh)              open                 closed

          LPT2 (278-27Fh)             closed                 open

             Disabled                  open                  open

                     SERIAL PORT 2 (CN4) CONFIGURATION

             COM                  JP3/pins 5 & 6        JP3/pins 7 & 8

         COM2 (2F8-2FFh)              open                 closed

          COM4 (2E8-2EFh)             closed                 open

          COM3 (3E8-3EFh)             closed                closed

             Disabled                  open                  open

                     SERIAL PORT 1 (CN5) CONFIGURATION

             COM                 JP3/pins 9 & 10       JP3/pins 11 & 12

         COM1 (3F8-3FFh)              open                 closed

          COM3 (3E8-3EFh)             closed                 open

          COM4 (2E8-2EFh)             closed                closed

             Disabled                  open                  open

                   SERIAL PORT 1 (CN5) INTERRUPT REQUEST

        IRQ          JP4/pins 1 & 2    JP4/pins 3 & 4     JP4/pins 5 & 6

         IRQ4           closed             open               open

          IRQ5            open             closed              open

          IRQ9            open              open              closed

                   SERIAL PORT 2 (CN4) INTERRUPT REQUEST

        IRQ          JP4/pins 7 & 8     JP4/pins 9 & 10   JP4/pin 11 & 12

         IRQ3           closed              open              open

          IRQ9            open              closed             open

          IRQ5            open               open             closed

                   PARALLEL PORT (CN6) INTERRUPT REQUEST

            IRQ                JP4/pins 13 & 14        JP4/pins 15 & 16

             IRQ7                   open                   closed

              IRQ5                  closed                   open

            Disabled                 open                    open

