
SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-555

Processor        CX M1/AM K5/Pentium
Processor Speed  66/75/90/100/120/125/133/150/166/180/200MHz
Chip Set         Intel
Video Chip Set   None
Maximum Onboard  128MB (EDO supported)
Memory
Maximum Video    None
Memory
Cache            256KB
BIOS             Award
Dimensions       230mm x 220mm
I/O Options      32-bit PCI slots (3), floppy drive interface, green PC
                 connector, IDE interfaces (2), parallel port, PS/2 mouse
                 interface, serial ports (2), IR connector, USB connector
                 (2)
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Floppy drive interface     CN1       Power LED & keylock        J14

  Serial port 1              CN2       PS/2 mouse interface       J99

  Serial port 2              CN3       Chassis fan power          JP1

  Parallel port              CN4       IR connector               JP3

  IDE interface 1             J6       Reset switch               JP12

  IDE interface 2             J7       Green PC connector         JP15

  USB connector              J10       Green PC LED               JP17

  USB connector              J11       IDE interface LED          JP22

  Speaker                    J12       32-bit PCI slots         PC1 - PC4

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

      Monitor type select monochrome          JP7              Open

      Monitor type select EGA/CGA             JP7             Closed

      Monitor type select VGA                 JP7          Any setting

     Password normal operation               JP9              Open

      Password clear                          JP9             Closed

      Flash BIOS voltage select 12v           JP18          Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 5v            JP18          Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP21             Open

      CMOS memory clear                       JP21            Closed

                         DRAM CONFIGURATION

      Size             Bank 0           Bank 1           Bank 2

       8MB          (2) 1M x 36          None             None

       8MB              None             None          (1) 1M x 64

      16MB              None             None          (1) 2M x 64

      16MB          (2) 2M x 36          None             None

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

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

      32MB          (2) 4M x 36          None             None

      32MB          (2) 2M x 36      (2) 2M x 36          None

      40MB          (2) 4M x 36      (2) 1M x 36          None

      48MB          (2) 4M x 36      (2) 2M x 36          None

      64MB          (2) 8M x 36          None             None

      64MB          (2) 4M x 36      (2) 4M x 36          None

      72MB          (2) 8M x 36      (2) 1M x 36          None

      80MB          (2) 8M x 36      (2) 2M x 36          None

      96MB          (2) 8M x 36      (2) 4M x 36          None

      128MB         (2) 8M x 36      (2) 8M x 36          None

  Note: Board accepts EDO memory. Banks 0 & 1 are interchangeable.

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     256KB        (2) 32K x 32   (1) 32K x 8

                        CPU SPEED SELECTION (CYRIX)

    CPU       Clock    Multiplier     JP23    JP24      JP27       JP28
   speed     speed

  120MHz     50MHz         2x         Open    Open     Closed     Closed

  133MHz     55MHz         2x         Open    Open      Open       Open

  150MHz     60MHz         2x         Open    Open     Closed      Open

  166MHz     66MHz         2x         Open    Open      Open      Closed

                         CPU SPEED SELECTION (AMD)

    CPU      Clock    Multiplier      JP23     JP24     JP27       JP28
  speed      speed

  66MHz      50MHz         1         Closed    Open     Open      Closed

  75MHz      60MHz       1.5x         Open     Open    Closed     Closed

  90MHz      66MHz       1.5x         Open     Open    Closed      Open

  100MHz     60MHz       1.5x         Open     Open     Open      Closed

                        CPU SPEED SELECTION (INTEL)

    CPU      Clock    Multiplier     JP23      JP24      JP27      JP28
  speed     speed

  75MHz     50MHz        1.5x        Open      Open     Closed    Closed

  90MHz     60MHz        1.5x        Open      Open     Closed     Open

  100MHz    66MHz        1.5x        Open      Open      Open     Closed

  120MHz    60MHz         2x        Closed     Open     Closed     Open

  125MHz    50MHz        2.5x       Closed    Closed    Closed    Closed

  133MHz    66MHz         2x        Closed     Open      Open     Closed

  150MHz    60MHz        2.5x       Closed    Closed    Closed     Open

  150MHz    50MHz         3x         Open     Closed    Closed    Closed

  166MHz    66MHz        2.5x       Closed    Closed     Open     Closed

  180MHz    60MHz         3x         Open     Closed    Closed     Open

  200MHz    66MHz         3x         Open     Closed     Open     Closed

                      CPU VOLTAGE SELECTION (SINGLE)

    Voltage(VIO =        JP4          JP10        JP13           JP36
       VCORE)

        3.3v          Pins 5 & 6      Open       Closed       Pins 1 & 2
                        closed                                  closed

       3.45v          Pins 3 & 4      Open       Closed       Pins 1 & 2
                        closed                                  closed

        3.6v          Pins 1 & 2      Open       Closed       Pins 1 & 2
                        closed                                  closed

                 CPU VOLTAGE SELECTION (DUAL)

    Voltage (VIO)            JP4                  JP13

        3.3v           Pins 5 & 6 closed          Open

        3.45v          Pins 3 & 4 closed          Open

        3.6v           Pins 1 & 2 closed          Open

                       CPU VOLTAGE SELECTION (DUAL)

     Voltage (VCORE)               JP10                     JP36

          2.5v                     Open               Pins 3 & 4, 5 & 6
                                                           closed

          2.6v                     Open               Pins 3 & 4, 7 & 8
                                                           closed

          2.7v              Pins 1 & 2 closed        Pins 3 & 4 closed

          2.8v              Pins 3 & 4 closed        Pins 3 & 4 closed

          2.9v              Pins 5 & 6 closed        Pins 3 & 4 closed

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

