
SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-557

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            256/512KB
BIOS             Award
Dimensions       280mm x 220mm
I/O Options      32-bit PCI slots (4), floppy drive interface, green PC
                 connector, IDE interfaces (2), parallel port, PS/2 mouse
                 interface, serial ports (2), cache slot, IR connector,
                 USB connectors (2)
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Floppy drive interface     CN1       PS/2 mouse interface       J99

  Serial port 1              CN2       Chassis fan power          JP1

  Serial port 2              CN3       IR connector               JP3

  Parallel port              CN4       Reset switch               JP12

  IDE interface 1             J6       Green PC connector         JP15

  IDE interface 2             J7       IDE interface LED          JP22

  USB connector              J10       Green PC LED               JP33

  USB connector              J11       32-bit PCI slots         PC1 - PC4

  Speaker                    J12       Cache slot                 SL1

  Power LED & keylock        J14

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     Factory configured - do not alter       J107             Open

      Monitor type select EGA/CGA             JP7             Closed

      Monitor type select monochrome          JP7              Open

      Monitor type select VGA                 JP7          Any setting

     Password normal operation               JP9              Open

      Password clear                          JP9             Closed

      Flash BIOS voltage select 12v           JP19          Pins 1 & 2
                                                              closed

      Flash BIOS voltage select 5v            JP19          Pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP21             Open

      CMOS memory clear                       JP21            Closed

                      DRAM CONFIGURATION

        Size                Bank 0               Bank 1

         8MB             (2) 1M x 36              None

        16MB             (2) 2M x 36              None

        16MB             (2) 1M x 36          (2) 1M x 36

        24MB             (2) 2M x 36          (2) 1M x 36

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

        40MB             (2) 4M x 36          (2) 1M x 36

        48MB             (2) 2M x 36          (2) 4M x 36

        64MB             (2) 8M x 36              None

        64MB             (2) 4M x 36          (2) 4M x 36

        72MB             (2) 1M x 36          (2) 8M x 36

        80MB             (2) 8M x 36          (2) 2M x 36

        96MB             (2) 4M x 36          (2) 8M x 36

        128MB            (2) 8M x 36          (2) 8M x 36

  Note: Board accepts EDO memory. Banks are interchangeable.

             DIMM CONFIGURATION

     Size          Bank 2        Bank 3

      8MB        (1) 1M x 64      None

     16MB        (1) 2M x 64      None

     24MB        (1) 2M x 64   (1) 1M x 64

     32MB        (1) 4M x 64      None

     40MB        (1) 4M x 64   (1) 1M x 64

     48MB        (1) 4M x 64   (1) 2M x 64

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

  Note: Banks are interchangeable.

                            CACHE CONFIGURATION

       Size            Bank 0               SL1                 TAG

      256KB             None            256KB module        (1) 32K x 8
                                         installed

      256KB         (2) 32K x 32      None installed        (1) 32K x 8

      512KB         (2) 32K x 32        256KB module        (1) 32K x 8
                                         installed

                  CACHE JUMPER CONFIGURATION

        Size                 JP29                 JP30

        256KB          Pins 1 & 2 closed   Pins 2 & 3 closed

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

                        CPU SPEED SELECTION (CYRIX)

  CPU speed      Clock       Multiplier      JP23       JP24      JP36
                speed

   120MHz       50MHz            2x          Open       Open     1 & 2, 3
                                                                 & 4, 5 &
                                                                    6

   133MHz       55MHz            2x          Open       Open     1 & 2, 3
                                                                   & 4

   150MHz       60MHz            2x          Open       Open     1 & 2, 5
                                                                   & 6

   166MHz       66MHz            2x          Open       Open     3 & 4, 5
                                                                   & 6

   200MHz       75MHz            2x          Open       Open      1 & 2

            Note: Pins designated should be in the closed position. The
            200MHz chip may not run properly on this board.

                         CPU SPEED SELECTION (AMD)

  CPU speed     Clock       Multiplier       JP23       JP24       JP36
                speed

   66MHz        66MHz           1x          Closed      Open     3 & 4, 5
                                                                   & 6

   75MHz        50MHz          1.5x          Open       Open     1 & 2, 3
                                                                 & 4, 5 &
                                                                    6

   90MHz        60MHz          1.5x          Open       Open     1 & 2, 5
                                                                   & 6

   100MHz       66MHz          1.5x          Open       Open     3 & 4, 5
                                                                   & 6

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

  CPU speed     Clock      Multiplier       JP23       JP24        JP36
               speed

   75MHz       50MHz          1.5x          Open       Open      1 & 2, 3
                                                                 & 4, 5 &
                                                                    6

   90MHz       60MHz          1.5x          Open       Open      1 & 2, 5
                                                                   & 6

   100MHz      66MHz          1.5x          Open       Open      3 & 4, 5
                                                                   & 6

   120MHz      60MHz           2x          Closed      Open      1 & 2, 5
                                                                   & 6

   125MHz      50MHz          2.5x         Closed     Closed     1 & 2, 3
                                                                 & 4, 5 &
                                                                    6

   133MHz      66MHz           2x          Closed      Open      3 & 4, 5
                                                                   & 6

   150MHz      60MHz          2.5x         Closed     Closed     1 & 2, 5
                                                                   & 6

   166MHz      66MHz          2.5x         Closed     Closed     3 & 4, 5
                                                                   & 6

   180MHz      60MHz           3x           Open      Closed     1 & 2, 5
                                                                   & 6

   200MHz      66MHz           3x           Open      Closed     3 & 4, 5
                                                                   & 6

  Note: Pins designated should be in the closed position.

                   CPU VOLTAGE SELECTION (SINGLE OUTPUT)

      Voltage            J100             J101                J102

       3.2v              Open        Pins 1 & 2, 3 &    Pins 3 & 4 closed
                                        4 closed

       3.3v              Open          Pins 3 & 4       Pins 3 & 4 closed
                                         closed

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

       3.5v              Open          Pins 1 & 2       Pins 3 & 4 closed
                                         closed

       3.6v              Open          Pins 1 & 3       Pins 3 & 4 closed
                                         closed

       3.8v              Open             Open          Pins 3 & 4 closed

                    CPU VOLTAGE SELECTION (DUAL OUTPUT)

    Voltage         V core          J100          J101           J102

      3.2v           2.5v         1 & 2, 3 &    1 & 2, 3 &      1 & 2
                                      4             4

      3.3v           2.7v           3 & 4         3 & 4         1 & 2

     3.45v           2.8v           2 & 4         2 & 4         1 & 2

      3.5v           2.9v           1 & 2         1 & 2         1 & 2

      3.6v           3.0v           1 & 3         1 & 3         1 & 2

      3.8v           3.2v           Open          Open          1 & 2

  Note: Pins designated should be in the closed position.

