FREE COMPUTER TECHNOLOGY, INC.

80486SWB-ISA

Processor         80486SX/80486DX
Processor Speed   20/25/33MHz
Chip Set          OPTI
Max. Onboard DRAM 32MB
Cache             256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Turbo LED                  JP11      External battery            J11

  Power LED & keylock         J20      Reset switch                SW1

  Speaker                     J21      Turbo switch                SW2

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color                JP2             Open

      Monitor type select monochrome           JP2            Closed

                           DRAM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2        Bank 3

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

     8MB        (4) 1M x 9     (4) 1M x 9        NONE          NONE

     12MB       (4) 1M x 9     (4) 1M x 9    (1) 1M x 36       NONE

     16MB       (4) 1M x 9     (4) 1M x 9    (1) 1M x 36    (1) 1M x 36

     20MB       (4) 1M x 9     (4) 4M x 9        NONE          NONE

     20MB       (4) 4M x 9     (4) 1M x 9        NONE          NONE

     24MB       (4) 1M x 9     (4) 4M x 9    (1) 1M x 36       NONE

     24MB       (4) 4M x 9     (4) 1M x 9    (1) 1M x 36       NONE

     28MB       (4) 1M x 9     (4) 4M x 9    (1) 1M x 36    (1) 1M x 36

     28MB       (4) 4M x 9     (4) 1M x 9    (1) 1M x 36    (1) 1M x 36

     32MB       (4) 4M x 9     (4) 4M x 9        NONE          NONE

            CACHE CONFIGURATION

     Size          Bank 0          TAG

     64KB        (8) 8K x 8    (1) 8K x 8

     256KB       (8) 32K x 8   (1) 32K x 8

               CACHE JUMPER CONFIGURATION

  Size         JP9            JP10             JP12

  64KB        Open            Open             Open

  256KB      Closed          Closed           Closed

                          CPU TYPE CONFIGURATION

       Type               JP3               JP4                JP5

      80486SX             Open              Open            pins 2 & 3
                                                             closed

      80487SX          pins 1 & 2          Closed           pins 1 & 2
                         closed                              closed

      80486DX          pins 2 & 3          Closed           pins 1 & 2
                         closed                              closed