SILICON STAR INTERNATIONAL, INC.

AX4

Processor        80486SX/80486DX/80486DX2
Processor Speed  20/25/33/50(internal)/50/66(internal)MHz
Chip Set         Unidentified
Max. Onboard DRAM32MB
Cache            64/128/256KB
BIOS             AMI
Dimensions       254mm x 220mm
I/O Options      None
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Turbo LED                  J6

  Power LED & keylock          J3       Turbo switch               J7

  Speaker                      J4       Reset switch               J8

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   CMOS memory normal operation             J1           pins 2 & 3
                                                              closed

      CMOS memory clear                        J1           pins 3 & 4
                                                              closed

      Battery type select internal             J1              Open

      Battery type select external             J1             Closed

  »   Monitor type select monochrome           J2              Open

      Monitor type select color                J2             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

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

      16MB        (4) 4M x 9         NONE

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

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

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

                        CACHE JUMPER CONFIGURATION

  Size       J12          J13          J14        J16      J17      J18

  64KB    Installed       Not          Not       Closed   Open      Open
                       installed    installed

  128KB      Not       Installed       Not       Open     Closed    Open
          installed                 installed

  256KB      Not          Not       Installed    Open     Open     Closed
          installed    installed

              CPU TYPE CONFIGURATION

      Type             J11              J15

     80486SX      Not installed        Closed

     80486DX        Installed           Open

    80486DX2        Installed           Open