
SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-419 (VER.1.1)

Processor  CX486S/SL80486SX/80486SX/80487SX/CX486S2/CX486DX/AM80486DX/
           SL80486DX/80486DX/CX486DX2/80486DX2/80486DX4/P24D/ Pentium Overdrive
Processor  20/25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   OPTI
Max.       128MB
Onboard
DRAM
Cache      64/128/256/512KB
BIOS       AMI
Dimensions 260mm x 218mm
I/O        32-bit VESA local bus slots (3), green PC connector
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                 Location    Purpose                   Location

  External battery           J1       Green PC connector          JP63

  Power LED & keylock       JP2       Green PC connector          JP68

  Turbo LED                 JP16      Reset switch                 S1

  Turbo switch              JP17      32-bit VESA local bus    SL1 - SL3
                                      slots

  Speaker                   JP18

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color               JP30            Closed

      Monitor type select monochrome          JP30             Open

     ADS signal delay disabled               JP36          pins 2 & 3
                                                              closed

      ADS signal delay enabled                JP36          pins 1 & 2
                                                              closed

     CPU cache type select write back        JP58            Closed
      (P24T)

      CPU cache type select write             JP58             Open
      through (P24T)

     CPU cache type select write back        JP59            Closed
      (P24D)

      CPU cache type select write             JP59             Open
      through (P24D)

     Clock ratio select 2x                   JP65            Closed

      Clock ratio select 3x                   JP65             Open

                        DRAM CONFIGURATION

      Size            Bank 0          Bank 0/1        Bank 2/3

       1MB         (4) 256K x 9         NONE            NONE

       2MB             NONE        (1) 256K x 36    (1) 256K x 36

       4MB          (4) 1M x 9          NONE            NONE

       4MB             NONE        (1) 512K x 36    (1) 512K x 36

       4MB             NONE         (1) 1M x 36         NONE

       6MB             NONE        (1) 512K x 36     (1) 1M x 36

       8MB             NONE         (1) 2M x 36         NONE

       8MB             NONE         (1) 1M x 36      (1) 1M x 36

       8MB          (4) 1M x 9          NONE         (1) 1M x 36

      10MB             NONE        (1) 512K x 36     (1) 2M x 36

      12MB             NONE         (1) 1M x 36      (1) 2M x 36

      12MB          (4) 1M x 9          NONE         (1) 2M x 36

      16MB          (4) 4M x 9          NONE            NONE

      16MB             NONE         (1) 2M x 36      (1) 2M x 36

      16MB             NONE         (1) 4M x 36         NONE

      20MB          (4) 1M x 9          NONE         (1) 4M x 36

      20MB             NONE          (1) 1M x 9      (1) 4M x 36

      32MB             NONE         (1) 4M x 36      (1) 4M x 36

      32MB          (4) 4M x 9          NONE         (1) 4M x 36

      64MB         (4) 16M x 9          NONE            NONE

      64MB             NONE         (1) 8M x 36      (1) 8M x 36

      64MB             NONE         (1) 16M x 36        NONE

      128MB            NONE         (1) 16M x 36    (1) 16M x 36

      128MB        (4) 16M x 9          NONE        (1) 16M x 36

                      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) 32K x 8

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

     512KB       (4) 128K x 8     (4) 32K x 8    (1) 32K x 8

                   CACHE JUMPER CONFIGURATION

   Size       JP10       JP11       JP13       JP50       JP67

   64KB       Open       Open       2 & 3      Open      Closed

   128KB      Open      Closed      1 & 2      Open       Open

   256KB     Closed     Closed      2 & 3      Open      Closed

   512KB     Closed     Closed      1 & 2     Closed      Open

  Note: Pins designated should be in closed position.

                          CPU TYPE CONFIGURATION

    Type        JP3       JP5       JP8      JP42      JP43       JP44

   CX486S       Open      Open     2 & 3    2 & 3     1 & 2       Open

  SL80486SX     Open      Open     2 & 3    1 & 2     1 & 2      Closed

   80486SX     1 & 2     2 & 3     1 & 2     Open     1 & 2       Open

   80487SX     1 & 2     2 & 3     1 & 2     Open     1 & 2       Open

   CX486S2      Open      Open     2 & 3    2 & 3     2 & 3       Open

   CX486DX     1 & 2     2 & 3     1 & 2    2 & 3     1 & 2       Open

  AM80486DX    1 & 2     2 & 3     1 & 2     Open     1 & 2       Open

  SL80486DX    1 & 2     2 & 3     1 & 2    1 & 2     1 & 2      Closed

   80486DX     1 & 2     2 & 3     1 & 2     Open     1 & 2       Open

  CX486DX2     1 & 2     2 & 3     1 & 2    2 & 3     2 & 3       Open

  80486DX2     1 & 2     2 & 3     1 & 2     Open     1 & 2       Open

  80486DX4     1 & 2     2 & 3     1 & 2    1 & 2     1 & 2      Closed

    P24D       2 & 3     2 & 3     1 & 2     Open     1 & 2       Open

    P24T       2 & 3     2 & 3     1 & 2     Open     1 & 2       Open

  Note: Pins designated should be in closed position.

                      CPU TYPE CONFIGURATION (CONT)

    Type         JP45        JP46         JP47         JP48        JP49

   CX486S        Open        Open        Closed       Closed      1 & 2

  SL80486SX     Closed      Closed        Open         Open       1 & 2

   80486SX       Open        Open         Open         Open       1 & 2

   80487SX       Open        Open         Open         Open       1 & 2

   CX486S2       Open        Open        Closed       Closed      2 & 3

   CX486DX       Open        Open        Closed       Closed      1 & 2

  AM80486DX      Open        Open         Open         Open       1 & 2

  SL80486DX     Closed      Closed        Open         Open       1 & 2

   80486DX       Open        Open         Open         Open       1 & 2

  CX486DX2       Open        Open        Closed       Closed      1 & 2

  80486DX2       Open        Open         Open         Open       1 & 2

  80486DX4      Closed      Closed        Open         Open       1 & 2

    P24D         Open        Open         Open         Open       1 & 2

    P24T         Open        Open         Open         Open       1 & 2

  Note: Pins designated should be in closed position.

                          CPU SPEED CONFIGURATION

      Speed              JP21               JP22               JP23

      20MHz            pins 2 & 3        pins 2 & 3         pins 1 & 2
                        closed             closed             closed

      25MHz            pins 2 & 3        pins 1 & 2         pins 2 & 3
                        closed             closed             closed

      33MHz            pins 1 & 2        pins 2 & 3         pins 2 & 3
                        closed             closed             closed

      40MHz            pins 2 & 3        pins 1 & 2         pins 1 & 2
                        closed             closed             closed

      50iMHz           pins 2 & 3        pins 1 & 2         pins 2 & 3
                        closed             closed             closed

      50MHz            pins 1 & 2        pins 2 & 3         pins 1 & 2
                        closed             closed             closed

      66iMHz           pins 1 & 2        pins 2 & 3         pins 2 & 3
                        closed             closed             closed

      75iMHz             Open            pins 2 & 3         pins 2 & 3
                                           closed             closed

     100iMHz           pins 2 & 3           Open            pins 2 & 3
                        closed                                closed

     100iMHz           pins 2 & 3           Open               Open
                        closed

               CPU VOLTAGE CONFIGURATION

          Voltage                      JP64

            3.3v             pins 3 & 5, 4 & 6 closed

             5v              pins 1 & 3, 2 & 4 closed

  VESA WAIT STATE CONFIGURATION

   Wait states         JP33

  0 wait states        Open

  1 wait state        Closed

  BUS SPEED CONFIGURATION

  CPU speed        JP34

   <= 33MHz        Open

   > 33MHz        Closed

