EVEREX SYSTEMS, INC.

EV-125

Card Type          Multi I/O card
Chipset/Controller N/A
I/O Options        Game port, parallel port, serial port (2).
Maximum DRAM       N/A

[Image]

                            CONNECTIONS

     Purpose         Location         Purpose         Location

  Game port             J1         Serial port B         J3

  Parallel port         J2         Serial port A         J4

           SERIAL PORT ORDER SELECTION

       Port Order                W5/1 & 2

           AB              Jumpered vertically

           BA             Jumpered horizontally

                           BASE MEMORY SELECTION

         Memory                      W3                     W1/6

          256KB               Pins 1 & 2, 4 & 5              On
                                   closed

          512KB               Pins 2 & 3, 4 & 5              Off
                                   closed

          640KB               Pins 2 & 3, 5 & 6              Off
                                   closed

               ADDED MEMORY CONFIGURATION

  Memory    W1/1      W1/2     W1/3      W1/4     W1/5

  512KB      On        On       Off       On       On

   1MB       On       Off       On        On       On

  1.5MB      On        On       Off       On       On

   2MB       Off       On       On        On       On

            EXISTING MEMORY CONFIGURATION

  Memory     SW1/1      SW1/2      SW1/3      SW1/4

   0-1MB       On         On        On         Off

   1-2MB       On         On        Off        On

   2-3MB       On         On        Off        Off

   3-4MB       On        Off        On         On

   4-5MB       On        Off        On         Off

   5-6MB       On        Off        Off        On

   6-7MB       On        Off        Off        Off

   7-8MB      Off         On        On         On

   8-9MB      Off         On        On         Off

  9-10MB      Off         On        Off        On

  10-11MB     Off         On        Off        Off

  11-12MB     Off        Off        On         On

  12-13MB     Off        Off        On         Off

  13-14MB     Off        Off        Off        On

  14-15MB     Off        Off        Off        Off

  EXTENDED MEMORY FRACTION SELECTION

  Memory     SW1/5    SW1/6     SW1/7

    0KB       On        On       On

   128KB      On        On       Off

   256KB      On       Off       On

   384KB      On       Off       Off

   512KB      Off       On       On

   640KB      Off       On       Off

   768KB      Off      Off       On

   996KB      Off      Off       Off

  BASE MEMORY BACKFILL CONFIGURATION

      Status              SW1/8

     Backfill               On

    No backfill            Off

            FACTORY CONFIGURED - DO NOT ALTER

           Jumper                     Position

  W5/3, 4, 5, 6, 7, 8, & 9               N/A

             W7                   Pins 1 & 2 closed

             W8                   Pins 2 & 3 closed

             W9               Pins 1 & 2, 4 & 5 closed

            W10                          N/A

            W11                    All Pins closed

            W13                    All Pins closed

            W15                   Pins 2 & 3 closed

            W18                   Pins 1 & 2 closed

           W20/A                        Open

           W20/B                  Pins 2 & 3 closed

           W20/C                  Pins 1 & 2 closed

           W20/D                        Open

                       DRAM CONFIGURATION

    Size        Bank 0       Bank 1      Bank 2       Bank 3

    512KB     (18) 4464       None        None         None

     1MB      (18) 4464    (18) 4464      None         None

    1.5MB     (18) 4464    (18) 4464    (18) 4464      None

    2.0MB     (18) 4464    (18) 4464    (18) 4464    (18) 4464