EVEREX SYSTEMS, INC.

MAGIC I/O EV-170B VER. 4.0

Card Type          Multi-I/O
Chipset/Controller Unidentified
I/O Options        Game port, Parallel port, Serial ports (3)
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

        Purpose          Location         Purpose          Location

  Parallel port            CN1      Serial port 3            CN4

  Serial port 1            CN2      Game port                CN5

  Serial port 2            CN3

                       SERIAL PORT 1 DCE/DTE SELECT

             Setting                                W20

              » DTE                 Pins 1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 &
                                             10, 11 & 12 closed

               DCE                  Pins 1 & 3, 2 & 4, 5 & 7, 6 & 8, 9 &
                                             11, 10 & 12 closed

                                  [Image]

                     SERIAL PORT 1 CONFIGURATION - W5

  COM/Address     Jumper A       Jumper B      Jumper C       Jumper D

  » COM1/3F8h      Closed          Open          Open           Open

   COM2/2F8h        Open          Closed         Open           Open

                     SERIAL PORT 1 CONFIGURATION - W5

  COM/Address     Jumper A       Jumper B      Jumper C       Jumper D

   COM3/3E8h        Open           Open         Closed          Open

   COM4/2E8h        Open           Open          Open          Closed

   Disabled         Open           Open          Open           Open

                     SERIAL PORT 2 CONFIGURATION - W6

  COM/Address     Jumper A       Jumper B      Jumper C       Jumper D

  » Disabled        Open           Open          Open           Open

   COM1/3F8h       Closed          Open          Open           Open

   COM2/2F8h        Open          Closed         Open           Open

   COM3/3E8h        Open           Open         Closed          Open

   COM4/2E8h        Open           Open          Open          Closed

                     SERIAL PORT 3 CONFIGURATION - W7

  COM/Address     Jumper A       Jumper B      Jumper C       Jumper D

  » Disabled        Open           Open          Open           Open

   COM1/3F8h       Closed          Open          Open           Open

   COM2/2F8h        Open          Closed         Open           Open

   COM3/3E8h        Open           Open         Closed          Open

   COM4/2E8h        Open           Open          Open          Closed

            SERIAL PORT 1 INTERRUPT SELECT - JP1

    IRQ       Jumper A    Jumper B    Jumper C    Jumper D

   » IRQ4       Open       Closed       Open        Open

    IRQ2        Open        Open        Open       Closed

    IRQ3       Closed       Open        Open        Open

    IRQ5        Open        Open       Closed       Open

  Disabled      Open        Open        Open        Open

                SERIAL PORT 2 INTERRUPT SELECT - JP1

     IRQ        Jumper A      Jumper B      Jumper C      Jumper D

  » Disabled      Open          Open          Open          Open

     IRQ2         Open          Open          Open         Closed

     IRQ3        Closed         Open          Open          Open

     IRQ4         Open         Closed         Open          Open

     IRQ5         Open          Open         Closed         Open

                SERIAL PORT 3 INTERRUPT SELECT - JP1

     IRQ        Jumper A      Jumper B      Jumper C      Jumper D

  » Disabled      Open          Open          Open          Open

     IRQ2         Open          Open          Open         Closed

                   PARALLEL PORT MODE

          Setting                       W19

       » Printer port            Pins 2 & 3 closed

  General purpose I/O port       Pins 1 & 2 closed

             PARALLEL PORT CONFIGURATION - W3

  LPT/Address     Jumper A       Jumper B      Jumper C

  » LPT2/378h      Closed          Open          Open

   LPT1/3BCh        Open           Open         Closed

   LPT3/278h        Open          Closed         Open

   Disabled         Open           Open          Open

      PARALLEL PORT INTERRUPT SELECT

         IRQ                  W8

       » IRQ7         Pins 2 & 3 closed

        IRQ5          Pins 1 & 2 closed

      Disabled          All pins open

        GAME PORT

   Setting        W2

  » Enabled     Closed

  Disabled       Open

                         SHORT SLOT 8 INSTALLATION

                Setting                                W1

   » Installed in standard expansion                  Open
                 slot

  Installed in short slot 8 of IBM XT                Closed