
SIEMENS NIXDORF INFORMATIONSSYSTEME AG

386 MODEL 302

Processor               80386DX
Processor Speed         25MHz
Chip Set                Unidentified
Max. Onboard DRAM       8MB
Cache                   64KB
BIOS                    Phoenix
Dimensions              355mm x 304mm
I/O Options             32-bit external memory card slots (2), parallel
                        port, serial ports (2)
NPU Options             80387

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  Serial port 2              P1        Reset switch               J18

  Serial port 1              P2        Power LED & keylock        J20

  Parallel port              P3        32-bit external             S1
                                       memory card

  Speaker                    J19       32-bit external             S2
                                       memory card

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper         Position

     Factory configured - do not alter        J1            Closed

     DRAM SIMM type select static             J3       pins 3 & 4 closed
      column

      DRAM SIMM type select fast paged         J3       pins 1 & 2, 3 & 4
      mode                                                   closed

      DRAM SIMM type select standard           J3             Open
      RAS/CAS

     BIOS type select 27256                   J4       pins 1 & 2 closed

      BIOS type select 27512                   J4       pins 2 & 3 closed

     Monitor type select color                J5       pins 2 & 3 closed

      Monitor type select monochrome           J5       pins 1 & 2 closed

     Operating system select non-UNIX         J6       pins 1 & 2 closed

      Operating system select UNIX             J6       pins 2 & 3 closed

     Keyboard reset enabled                   J7       pins 1 & 2 closed

      Keyboard reset disabled                  J7       pins 2 & 3 closed

     NPU absent                               J8       pins 1 & 2 closed

      NPU present                              J8       pins 2 & 3 closed

     Serial port 2 enabled                    J9       pins 1 & 2 closed

      Serial port 2 disabled                   J9       pins 2 & 3 closed

     Serial port 1 enabled                   J10       pins 1 & 2 closed

      Serial port 1 disabled                  J10       pins 2 & 3 closed

     Printer acknowledge select              J12       pins 2 & 3 closed
      trailing edge

      Printer acknowledge select              J12       pins 1 & 2 closed
      leading edge

     Factory configured - do not alter       J14       pins 1 & 2, 4 & 5
      (100ns SIMM)                                           closed

      SIMM type select 256K x 9               J15       pins 1 & 2, 4 & 5
                                                             closed

      SIMM type select 1M x 9                 J15       pins 2 & 3, 5 & 6
                                                             closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      8MB         (4) 1M x 9      (4) 1M x 9

               DRAM JUMPER CONFIGURATION

            Size                        J2

            1MB                        Open

            2MB                  pins 2 & 4 closed

            4MB                  pins 1 & 3 closed

            8MB              pins 1 & 3, 2 & 4 closed

                        PARALLEL PORT CONFIGURATION

         Setting                    J11                     J13

    LPT1 enabled & LPT2      pins 1 & 2 closed       pins 2 & 3 closed
         disabled

    LPT2 enabled & LPT1      pins 2 & 3 closed       pins 1 & 2 closed
         disabled

