
MICRONICS COMPUTERS, INC.

80386SX CACHING BOARD

Processor              80386SX
Processor Speed        25MHz
Chip Set               Micronics
Max. Onboard DRAM      16MB
Cache                  32KB
BIOS                   Phoenix
Dimensions             330mm x 218mm
I/O Options            Floppy drive interface, IDE interface, parallel
                       port, serial ports (2)
NPU Options            80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Serial port 2               J6       External keyboard          J30
                                       connector

  Serial port 1               J8       External battery            P1
                                       connector

  Parallel port               J9       Reset switch                P2

  IDE interface              J19       External speaker            P3

  Floppy drive               J20       Power LED & keylock         P4
  interface

  IDE interface LED          J21

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper         Position

     Monitor type select color                W1            Closed

      Monitor type select monochrome           W1             Open

     Factory configured-do not alter          W2             Open

     Factory configured-do not alter          W3             Open

     CMOS memory normal                       W4       pins 1 & 2 closed

      CMOS memory clear                        W4       pins 2 & 3 closed

      4MB SIMMs installed                      W5       pins 2 & 3 closed

      4MB SIMMS not installed                  W5       pins 1 & 2, 3 & 4
                                                             closed

     Factory configured-do not alter          W6             Open

                            DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (2) 256KB x    (2) 256KB x       NONE           NONE
                     9             9

    1.5MB       (2) 256KB x    (2) 256KB x    (2) 256KB x       NONE
                     9             9              9

     2MB        (2) 256KB x    (2) 256KB x    (2) 256KB x   (2) 256KB x 9
                     9             9              9

     3MB        (2) 256KB x    (2) 256KB x   (2) 1MB x 9        NONE
                     9             9

     4MB        (2) 1MB x 9   (2) 1MB x 9        NONE           NONE

     6MB        (2) 1MB x 9   (2) 1MB x 9    (2) 1MB x 9        NONE

     8MB        (2) 1MB x 9   (2) 1MB x 9    (2) 1MB x 9     (2) 1MB x 9

     9MB        (2) 256KB x    (2) 256KB x   (2) 4MB x 9        NONE
                     9             9

     10MB       (2) 1MB x 9   (2) 4MB x 9        NONE           NONE

     16MB       (2) 4MB x 9   (2) 4MB x 9        NONE           NONE

