UNIDENTIFIED

SCAT-SX

Processor         80386SX
Processor Speed   20/25MHz
Chip Set          Unidentified
Max. Onboard DRAM 16MB
Cache             32KB (located on external cache card)
BIOS              Unidentified
Dimensions        220mm x 220mm
I/O Options       External cache card slot
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Reset switch                J1       Power LED & keylock         J5

  Turbo switch                J2       External battery            J7

  Turbo LED                   J3       External cache card         S1
                                       slot

  Speaker                     J4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   Monitor type select color               P03           pins 2 & 3
                                                              closed

      Monitor type select monochrome          P03           pins 1 & 2
                                                              closed

  »   CMOS memory normal operation            P04             Closed

      CMOS memory clear                       P04              Open

  »   CMOS memory normal operation            P05              Open
      (External battery)

      CMOS memory normal operation            P05             Closed
      (Internal battery)

  »   Pipeline mode enabled                   P18             Closed

      Pipeline mode disabled                  P18              Open

  »   NPU RDY signal enabled                  P19             Closed

      NPU RDY signal disabled or NPU          P19              Open
      not installed

                            DRAM CONFIGURATION

     Size          Bank 0        Bank 1         Bank 2         Bank 3

     512KB      (2) 256K x 9      NONE           NONE           NONE

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

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

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

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

      3MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9        NONE

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

      5MB       (2) 256K x 9   (2) 256K x 9   (2) 1M x 9     (2) 1M x 9

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

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

      8MB        (2) 4M x 9       NONE           NONE           NONE

     12MB        (2) 1M x 9    (2) 1M x 9     (2) 4M x 9        NONE

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

[Image]

                        CACHE JUMPER CONFIGURATION

      Size          P11         P12        P13         P14         P15

    16KB/DM       pins 1 &    pins 1 &   pins 1 &    pins 1 &    pins 1 &
                     2           2          2           2           2

    16KB/TWS      pins 1 &    pins 1 &   pins 1 &    pins 1 &    pins 1 &
                     2           2          2           2           2

    32KB/DM       pins 2 &    pins 2 &   pins 2 &    pins 2 &    pins 2 &
                     3           3          3           3           3

    32KB/TWS      pins 1 &    pins 1 &   pins 1 &    pins 1 &    pins 1 &
                     2           2          2           2           2

  Note:DM = Direct mapped and TWS = Two-wait associative.

  Pins designated should be in the closed position.