MNC INTERNATIONAL, INC.

MNC 1134 COMPLETE 386SX

Processor                80386SX
Processor Speed          16/20/25MHz
Chip Set                 VLSI
Max. Onboard DRAM        16MB
Cache                    None
BIOS                     Quadtel
Dimensions               330mm x 106.7mm
I/O Options              Floppy drive interface, IDE interface, parallel
                         port, serial port (2), VGA port
NPU Options              80387SX

[Image]

                                CONNECTIONS

  Purpose        Location   Purpose                              Location

  IDE              J11      Serial port (COM1)                     P4
  interface
  LED

  Turbo LED        J12      Keyboard/reset                         P5
                            switch/keylock/speaker/turbo
                            switch

  IDE               P1      LCD                                    P6
  interface

  Floppy drive      P2      VGA port                               P7
  interface

  Serial port       P3      Parallel port                          P8
  (COM2)

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

      CPU speed select 16MHz                    J1            closed

                                                J6             open

      CPU speed select 20MHz                    J1             open

                                                J6            closed

      CPU speed select 25MHz                    J1             open

                                                J6             open

  »   Pipeline mode enabled                     J2            closed

      Pipeline mode disabled                    J2             open

  »   NPU mode select synchronous with          J3             open
      CPU

      NPU mode select asynchronous with         J3            closed
      CPU

  »   IDE interface enabled                     J4           pins 2 & 3
                                                              closed

      IDE interface disabled                    J4           pins 1 & 2
                                                              closed

  »   On board floppy interface enabled         J5            closed

                                               J14           pins 1 & 2
                                                              closed

      On board floppy interface disabled        J5             open

                                               J14           pins 2 & 3
                                                              closed

  »   Paralell port select send data            J7           pins 2 & 3
                                                              closed

      Paralell port select receive data         J7           pins 1 & 2
                                                              closed

  »   Power good signal detect from             J8            closed
      power supply

      Power good signal detect from             J8             open
      board

  »   Monitor type select color                 J9            closed

      Monitor type select monochrome            J9             open

  »   On board VGA interface enabled           J10           pins 1 & 2
                                                              closed

      On board VGA interface disabled          J10           pins 2 & 3
                                                              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

      5MB         (4) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         NONE

           FLASH MEMORY REGION JUMPER CONFIGURATION

            Region                          J13

         D8000 - DFFFF                      open

         C8000 - CFFFF               pins 3 & 4 closed

         D0000 - D7FFF               pins 1 & 2 closed

         C0000 - C7FFF          pins 1 & 2 and 3 & 4 closed