
MODULAR CIRCUIT TECHNOLOGY

MCT-M386SX-33

Processor         80386SX
Processor Speed   33MHz
Chip Set          Unidentified
Max. Onboard DRAM 16MB
Cache             None
BIOS              AMI
Dimensions        215mm x 170mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location   Purpose                    Location

  External battery           J4       Turbo LED/turbo switch       J8

  Reset switch               J6       Power LED & keylock          J9

  Speaker                    J7

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     NPU synchronous with CPU                 JP2           pins 1 & 2
                                                              closed

      NPU asynchronous with CPU                JP2           pins 2 & 3
                                                              closed

     Monitor type select color                JP4           pins 2 & 3
                                                              closed

      Monitor type select monochrome           JP4           pins 1 & 2
                                                              closed

     Parity check disabled                    JP6            Closed

      Parity check enabled                     JP6             Open

     Battery type select internal             JP8            Closed

      Battery type select external             JP8             Open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

     512KB        (2) 256K x 9       NONE

      1MB         (2) 256K x 9   (2) 256K x 9

      2MB         (2) 1M x 9         NONE

      4MB         (2) 1M x 9      (2) 1M x 9

      8MB         (2) 4M x 9         NONE

      16MB        (2) 4M x 9      (2) 4M x 9

                CPU CLOCK SPEED CONFIGURATION

        Speed                JP1                  JP5

        25MHz          pins 1 & 2 closed   pins 2 & 3 closed

        33MHz          pins 2 & 3 closed   pins 2 & 3 closed

        40MHz          pins 1 & 2 closed   pins 1 & 2 closed

