
PC WARE INTERNATIONAL, INC.

MA405DC

Processor         80486SX/80487SX/80486DX
Processor Speed   25/33/40/50MHz
Chip Set          ACC Micro
Max. Onboard DRAM 32MB
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery            CN1       Turbo switch               CN4

  Power LED & keylock         CN2       Reset switch               CN5

  Speaker                     CN3       Turbo LED                  CN6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Cache enabled                           JP1             Closed

      Cache disabled                          JP1              Open

     16mhz Oscillator not installed          JP4           pins 2 & 3
                                                              closed

      16MHz Oscillator installed              JP4           pins 1 & 2
                                                              closed

     Monitor type select color               JP5           pins 2 & 3
                                                              closed

      Monitor type select monochrome          JP5           pins 1 & 2
                                                              closed

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9       NONE

      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

      20MB        (4) 1M x 9      (4) 4M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     32KB        (4) 8K x 8        NONE       (1) 32K x 8

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 32K x 8

     128KB      (4) 32K x 8        NONE       (1) 32K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

   Size      JK1       JK2       JK3        JK4        JK5         JK6

   32KB     1 & 2,    1 & 2,    1 & 2,    1 & 2, 3    pins 1     pins 1 &
            3 & 4     3 & 4     3 & 4       & 4        & 2          2

   64KB     1 & 2,    2 & 3,    1 & 2,    1 & 2, 3    pins 1     pins 1 &
            3 & 4     4 & 5     3 & 4       & 4        & 2          2

  128KB     2 & 3,    1 & 2,    1 & 2,    1 & 2, 3    pins 1     pins 1 &
            4 & 5     4 & 5     3 & 4       & 4        & 2          2

  256KB     2 & 3,    2 & 3,    2 & 3,    Closed      pins 1     pins 2 &
            4 & 5     4 & 5     4 & 5                  & 2          3

  Note:Pins designated should be in the closed position.

                          CPU TYPE CONFIGURATION

          Type                     JP2                      JP3

         80486SX            pins 2 & 3 closed        pins 2 & 3 closed

         80487SX            pins 1 & 2 closed       pins 1 & 2 and 3 & 4
                                                           closed

         80486DX            pins 3 & 4 closed       pins 1 & 2 and 3 & 4
                                                           closed

