
SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-433 (VER. 4.0)

Device     Mainboard
Type
Processor  CX486S/CX486DX/CX486DX/486DX4/CX5X86/AM486DX/AM486DX2/AM486DX4/AM5X86/UMCU5S/80486SX/SL80486SX/80486DX/
           SL80486DX/80486DX2/SL80486DX2/SL80486DX4/P24D/P24T
Processor  25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)/ 120(internal)/133(internal)MHz
Speed
Chip Set   UMC
Video Chip None
Set
Maximum    256MB (EDO supported)
Onboard
Memory
Maximum    None
Video
Memory
Cache      128/256/512KB
BIOS       AMI
Dimensions 220mm x 220mm
I/O        32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port,
Options    PS/2 mouse interface, serial ports (2)
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Turbo switch                C1       Serial port 1              CN3

  Turbo LED                   C2       Parallel port              CN4

  Speaker                     C3       Floppy drive               CN5
                                       interface

  Power LED & keylock         C4       IDE interface 2            CN6

  Green PC connector          C5       IDE interface 1            CN7

  IDE interface LED           C6       Reset switch               JP33

  Green PC LED                C7       PS/2 mouse interface       MS1

  Serial port 2              CN2       32-bit PCI slots         PC1  PC4

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           CN1          Unidentified
      alter

      Flash BIOS voltage select 12v         JP8        Pins 1 & 2 closed

      Flash BIOS voltage select 5v          JP8        Pins 2 & 3 closed

     Factory configured - do not          JP13          Unidentified
      alter

     CMOS memory normal operation         JP43              Open

      CMOS memory clear                    JP43             Closed

                            SIMM CONFIGURATION

     Size         Bank 0         Bank 1         Bank 2         Bank 3

     1MB        (1) 256K x        None           None           None
                    36

     2MB        (1) 512K x        None           None           None
                    36

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

     3MB        (1) 512K x     (1) 256K x        None           None
                    36             36

     3MB        (1) 256K x     (1) 256K x     (1) 256K x        None
                    36             36             36

     4MB       (1) 1M x 36        None           None           None

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

     4MB        (1) 256K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

     5MB        (1) 512K x     (1) 256K x     (1) 256K x    (1) 256K x 36
                    36             36             36

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

     6MB        (1) 512K x     (1) 512K x     (1) 512K x        None
                    36             36             36

     8MB       (1) 2M x 36        None           None           None

     8MB       (1) 1M x 36     (1) 512K x     (1) 512K x        None
                                   36             36

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

                        SIMM CONFIGURATION (CONT)

     Size         Bank 0         Bank 1         Bank 2         Bank 3

      9MB       (1) 2M x 36    (1) 256K x        None           None
                                   36

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

     11MB       (1) 2M x 36    (1) 256K x     (1) 256K x    (1) 256K x 36
                                   36             36

     12MB       (1) 2M x 36    (1) 512K x     (1) 512K x        None
                                   36             36

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

     12MB       (1) 1M x 36   (1) 1M x 36    (1) 1M x 36        None

     16MB       (1) 4M x 36       None           None           None

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

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

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

     17MB       (1) 4M x 36    (1) 256K x        None           None
                                   36

     18MB       (1) 4M x 36    (1) 256K x     (1) 256K x        None
                                   36             36

     18MB       (1) 4M x 36    (1) 512K x        None           None
                                   36

     20MB       (1) 4M x 36   (1) 1M x 36        None           None

     24MB       (1) 4M x 36   (1) 1M x 36    (1) 1M x 36        None

     24MB       (1) 4M x 36   (1) 2M x 36        None           None

     24MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36        None

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

     28MB       (1) 1M x 36   (1) 2M x 36    (1) 2M x 36     (1) 2M x 36

     32MB       (1) 8M x 36       None           None           None

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

     32MB       (1) 2M x 36   (1) 2M x 36    (1) 2M x 36     (1) 2M x 36

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

     40MB       (1) 8M x 36   (1) 2M x 36        None           None

     48MB       (1) 8M x 36   (1) 4M x 36        None           None

     48MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36        None

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

     64MB       (1) 4M x 36   (1) 4M x 36    (1) 4M x 36     (1) 4M x 36

     64MB        (1) 16M x        None           None           None
                    36

     80MB       (1) 8M x 36   (1) 4M x 36    (1) 4M x 36     (1) 4M x 36

     96MB       (1) 8M x 36   (1) 8M x 36    (1) 8M x 36        None

     128MB      (1) 8M x 36   (1) 8M x 36    (1) 8M x 36     (1) 8M x 36

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

     192MB       (1) 16M x    (1) 16M x 36   (1) 16M x 36
                    36

     256MB       (1) 16M x    (1) 16M x 36   (1) 16M x 36   (1) 16M x 36
                    36

  Note: Board accepts EDO memory.

                  CACHE CONFIGURATION

       Size              Bank 0              TAG

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

       256KB          (4) 64K x 8      (1) 16K/32K x 8

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

                        CACHE JUMPER CONFIGURATION

      Size              JP11               JP12                JP14

      128KB             Open               Open                Open

      256KB             Open             Pins 1 & 2         Pins 1 & 2
                                          closed              closed

      512KB           Pins 1 & 2         Pins 1 & 2       Pins 1 & 2, 3 &
                       closed             closed             4 closed

                            CPU SPEED SELECTION

      Speed               JP1               JP2                JP3

      25MHz            Pins 2 & 3        Pins 2 & 3         Pins 1 & 2
                        closed             closed             closed

      33MHz            Pins 1 & 2        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

      40MHz            Pins 2 & 3        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

      50iMHz           Pins 2 & 3        Pins 2 & 3         Pins 1 & 2
                        closed             closed             closed

      50MHz            Pins 1 & 2        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

      66iMHz           Pins 1 & 2        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

      80iMHz           Pins 2 & 3        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

     100iMHz           Pins 1 & 2        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

     120iMHz           Pins 2 & 3        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

     133iMHz           Pins 1 & 2        Pins 1 & 2         Pins 1 & 2
                        closed             closed             closed

                        CPU TYPE SELECTION (CYRIX)

      Type           JP10          JP17           JP18           JP19

      486S        1 & 3, 4 &       2 & 3          Open          3 & 4
                      6

     486DX        1 & 3, 4 &       2 & 3          Open          3 & 4
                      6

     486DX2       1 & 3, 4 &       2 & 3          Open          3 & 4
                      6

     486DX4       1 & 3, 4 &       2 & 3          Open          3 & 4
                      6

   5X86 (2x)      1 & 3, 2 &       1 & 2          2 & 3         3 & 4
                      4

   5X86 (3x)      1 & 3, 2 &       1 & 2          Open          3 & 4
                      4

   5X86 (4x)      1 & 3, 2 &       1 & 2          2 & 3         3 & 4
                      4

  Note: Pins designated should be in the closed position.

                     CPU TYPE SELECTION (CYRIX, CONT)

      Type          JP20          JP21           JP22           JP23

      486S        1 & 2, 3 &      1 & 2          Open           Open
                      4

     486DX        1 & 2, 3 &      1 & 2          Open           Open
                      4

     486DX2       1 & 2, 3 &      1 & 2          Open           Open
                      4

     486DX4       1 & 2, 3 &      1 & 2          Open           Open
                      4

   5X86 (2x)      2 & 3, 4 &      1 & 2         Closed         Closed
                      5

   5X86 (3x)      2 & 3, 4 &      1 & 2         Closed         Closed
                      5

   5X86 (4x)      2 & 3, 4 &      1 & 2         Closed         Closed
                      5

  Note: Pins designated should be in the closed position.

               CPU TYPE SELECTION (CYRIX, CONT)

    Type         JP24         JP25        JP26         JP27

    486S         Open        2 & 3        2 & 3        1 & 2

    486DX        Open        2 & 3        2 & 3        1 & 2

   486DX2        Open        2 & 3        2 & 3        1 & 2

   486DX4        Open        2 & 3        2 & 3        1 & 2

  5X86 (2x)     2 & 3        2 & 3        Open         Open

  5X86 (3x)     2 & 3        2 & 3        Open         Open

  5X86 (4x)     2 & 3        2 & 3        Open         Open

  Note: Pins designated should be in the closed position.

                     CPU TYPE SELECTION (CYRIX, CONT)

    Type         JP28       JP29        JP30        JP31         JP32

    486S        2 & 3       1 & 2       Open        Open         Open

    486DX      1 & 2, 3     2 & 3      3 & 4        Open         Open
                 & 4

   486DX2      1 & 2, 3     2 & 3      3 & 4        Open         Open
                 & 4

   486DX4      1 & 2, 3     2 & 3      3 & 4        Open         Open
                 & 4

  5X86 (2x)    1 & 2, 3     Open       3 & 4       Closed       Closed
                 & 4

  5X86 (3x)    1 & 2, 3     Open       3 & 4       Closed       Closed
                 & 4

  5X86 (4x)    1 & 2, 3     Open       3 & 4       Closed       Closed
                 & 4

  Note: Pins designated should be in the closed position.

                         CPU TYPE SELECTION (AMD)

      Type            JP10          JP17          JP18           JP19

   486DX (V8T)     1 & 3, 2 &       Open          Open          1 & 2
                       4

  486DX2 (V8T)     1 & 3, 2 &       Open          Open          1 & 2
                       4

  486DX4 (NV8T)    1 & 3, 2 &       Open          Open          1 & 2
                       4

   486DX4 (NV8T    1 & 3, 2 &       Open          Open          1 & 2
       2x)             4

   486DX4 (NV8T    1 & 3, 2 &       Open          Open          1 & 2
       3x)             4

   486DX4 (SV8B    1 & 3, 2 &       1 & 2         2 & 3         3 & 4
       2x)             4

   486DX4 (SV8B    1 & 3, 2 &       1 & 2         Open          3 & 4
       3x)             4

      5X86         1 & 3, 2 &       1 & 2         2 & 3         3 & 4
                       4

  Note: Pins designated should be in the closed position.

                      CPU TYPE SELECTION (AMD, CONT)

      Type           JP20         JP21           JP22           JP23

  486DX (V8T)        Open         Open           Open           Open

  486DX2 (V8T)       Open         Open           Open           Open

  486DX4 (NV8T)      Open         Open           Open           Open

  486DX4 (NV8T       Open         Open           Open           Open
      2x)

  486DX4 (NV8T       Open         Open           Open           Open
      3x)

  486DX4 (SV8B    2 & 3, 4 &      1 & 2         Closed         Closed
      2x)             5

  486DX4 (SV8B    2 & 3, 4 &      1 & 2         Closed         Closed
      3x)             5

      5X86        2 & 3, 4 &      1 & 2         Closed         Closed
                      5

  Note: Pins designated should be in the closed position.

                      CPU TYPE SELECTION (AMD, CONT)

      Type            JP24          JP25          JP26           JP27

   486DX (V8T)        Open          2 & 3         Open           Open

  486DX2 (V8T)       1 & 2          2 & 3         Open           Open

  486DX4 (NV8T)       Open          2 & 3         Open           Open

   486DX4 (NV8T      1 & 2          2 & 3         Open           Open
       2x)

   486DX4 (NV8T       Open          2 & 3         Open           Open
       3x)

   486DX4 (SV8B      2 & 3          2 & 3         Open           Open
       2x)

   486DX4 (SV8B      2 & 3          2 & 3         Open           Open
       3x)

      5X86           2 & 3          2 & 3         Open           Open

  Note: Pins designated should be in the closed position.

                      CPU TYPE SELECTION (AMD, CONT)

     Type         JP28       JP29       JP30        JP31         JP32

  486DX (V8T)    1 & 2, 3    Open       3 & 4       Open         Open
                   & 4

  486DX2 (V8T)   1 & 2, 3    Open       3 & 4       Open         Open
                   & 4

     486DX4      1 & 2, 3    Open       3 & 4       Open         Open
    (NV8T)         & 4

  486DX4 (NV8T   1 & 2, 3    Open       3 & 4       Open         Open
      2x)          & 4

  486DX4 (NV8T   1 & 2, 3    Open       3 & 4       Open         Open
      3x)          & 4

  486DX4 (SV8B   1 & 2, 3    Open       3 & 4      Closed       Closed
      2x)          & 4

  486DX4 (SV8B   1 & 2, 3    Open       3 & 4      Closed       Closed
      3x)          & 4

     5X86        1 & 2, 3    Open       3 & 4      Closed       Closed
                   & 4

  Note: Pins designated should be in the closed position.

                         CPU TYPE SELECTION (UMC)

     Type           JP10           JP17          JP18           JP19

    486S U5      2 & 4, 3 &        Open          Open           1 & 2
                     5

  Note: Pins designated should be in the closed position.

              CPU TYPE SELECTION (UMC, CONT)

    Type        JP20        JP21        JP22        JP23

  486S U5       Open       2 & 3        Open        Open

  Note: Pins designated should be in the closed position.

              CPU TYPE SELECTION (UMC, CONT)

    Type        JP24        JP25        JP26        JP27

  486S U5       Open       2 & 3       1 & 2       2 & 3

  Note: Pins designated should be in the closed position.

                      CPU TYPE SELECTION (UMC, CONT)

    Type        JP28         JP29        JP30        JP31         JP32

  486S U5       2 & 3       3 & 4       1 & 2, 3     Open         Open
                                          & 4

  Note: Pins designated should be in the closed position.

                        CPU TYPE SELECTION (INTEL)

       Type            JP10          JP17          JP18          JP19

      80486SX        1 & 3, 2 &      Open          Open          1 & 2
                         4

     SL80486SX       1 & 3, 2 &      1 & 2         Open          3 & 4
                         4

      80486DX        1 & 3, 2 &      1 & 2         Open          2 & 3
                         4

     SL80486DX       1 & 3, 2 &      1 & 2         Open          2 & 3
                         4

     80486DX2        1 & 3, 2 &      1 & 2         Open          2 & 3
                         4

    SL80486DX2       1 & 3, 2 &      1 & 2         Open          2 & 3
                         4

  SL80486DX4 (2x)    1 & 3, 2 &      1 & 2         2 & 3         2 & 3
                         4

  SL80486DX4 (3x)    1 & 3, 2 &      1 & 2         Open          2 & 3
                         4

       P24D          1 & 3, 2 &      1 & 2         Open          3 & 4
                         4

       P24T          1 & 3, 2 &      1 & 2         Open        3 & 4, 5 &
                         4                                         6

  Note: Pins designated should be in the closed position.

                     CPU TYPE SELECTION (INTEL, CONT)

       Type            JP20          JP21         JP22          JP23

      80486SX          Open          Open         Open          Open

     SL80486SX       2 & 3, 4 &     1 & 2         Open          Open
                         5

      80486DX        2 & 3, 4 &     1 & 2         Open          Open
                         5

     SL80486DX       2 & 3, 4 &     1 & 2         Open          Open
                         5

     80486DX2        2 & 3, 4 &     1 & 2         Open          Open
                         5

    SL80486DX2       2 & 3, 4 &     1 & 2         Open          Open
                         5

  SL80486DX4 (2x)    2 & 3, 4 &     1 & 2         Open          Open
                         5

  SL80486DX4 (3x)    2 & 3, 4 &     1 & 2         Open          Open
                         5

       P24D          2 & 3, 4 &     1 & 2         Open         Closed
                         5

       P24T          2 & 3, 4 &     1 & 2         Open          Open
                         5

  Note: Pins designated should be in the closed position.

                     CPU TYPE SELECTION (INTEL, CONT)

       Type            JP24          JP25          JP26          JP27

      80486SX          Open          2 & 3         Open          Open

     SL80486SX         Open          2 & 3         Open          Open

      80486DX          Open          2 & 3         Open          Open

     SL80486DX         Open          2 & 3         Open          Open

     80486DX2          Open          2 & 3         Open          Open

    SL80486DX2         Open          2 & 3         Open          Open

  SL80486DX4 (2x)      Open          2 & 3         Open          Open

  SL80486DX4 (3x)      Open          2 & 3         Open          Open

       P24D            2 & 3         2 & 3         Open          Open

       P24T            Open          2 & 3         1 & 2         2 & 3

  Note: Pins designated should be in the closed position.

                     CPU TYPE SELECTION (INTEL, CONT)

      Type          JP28       JP29       JP30       JP31         JP32

     80486SX        2 & 3      Open      3 & 4       Open         Open

    SL80486SX       2 & 3      Open       Open       Open         Open

     80486DX        1 & 2,     Open      3 & 4       Open         Open
                    3 & 4

    SL80486DX       1 & 2,     Open      3 & 4       Open         Open
                    3 & 4

    80486DX2        1 & 2,     Open      3 & 4       Open         Open
                    3 & 4

   SL80486DX2       1 & 2,     Open      3 & 4       Open         Open
                    3 & 4

    SL80486DX4      1 & 2,     Open      3 & 4       Open         Open
      (2x)          3 & 4

    SL80486DX4      1 & 2,     Open      3 & 4       Open         Open
      (3x)          3 & 4

      P24D          1 & 2,     Open      3 & 4      Closed       Closed
                    3 & 4

      P24T          1 & 2,     1 & 2     2 & 3       Open         Open
                    3 & 4

  Note: Pins designated should be in the closed position.

                           CPU VOLTAGE SELECTION

     Voltage              JP9               JP15               JP16

       3.3v            Pins 1 & 2        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

      3.45v            Pins 3 & 4        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

       3.6v            Pins 5 & 6        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

        4v             Pins 7 & 8        Pins 2 & 3         Pins 2 & 3
                        closed             closed             closed

        5v               Open            Pins 1 & 2         Pins 1 & 2
                                           closed             closed

