
SHUTTLE COMPUTER INTERNATIONAL, INC.

HOT-541

Processor          Pentium
Processor Speed    75/90/100/120/133/150/180MHz
Chip Set           Intel
Max. Onboard DRAM  128MB
Cache              256/512KB
BIOS               Award
Dimensions         280mm x 220mm
I/O Options        PS/2 mouse port, parallel port, serial ports (2),
                   32-bit PCI slots (4), green PC connector, floppy drive
                   interface, IDE interfaces (2), VRM connector
NPU Options        None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  VRM connector              CN1       Turbo LED                  JP14

  Floppy drive interface      J1       Green PC connector         JP19

  IDE interface 2             J2       IDE interface LED          JP20

  IDE interface 1             J3       PS/2 mouse port            JP52

  Speaker                    JP7       Parallel port               P1

  Power LED & keylock        JP8       32-bit PCI slots         PC1 - PC4

  Reset switch               JP12      Serial port 2               S1

  Turbo switch               JP13      Serial port 1               S2

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

     Flash BIOS voltage select 5v            JP9           pins 1 & 2
                                                              closed

      Flash BIOS voltage select 12v           JP9           pins 2 & 3
                                                              closed

     CMOS memory normal operation           JP11              Open

      CMOS memory clear                      JP11             Closed

             DRAM CONFIGURATION

     Size          Bank 0        Bank 1

      8MB        (2) 1M x 36      NONE

      8MB           NONE       (2) 1M x 36

     16MB        (2) 2M x 36      NONE

     16MB           NONE       (2) 2M x 36

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

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

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

     32MB        (2) 4M x 36      NONE

     32MB           NONE       (2) 4M x 36

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

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

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

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

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

     64MB        (2) 8M x 36      NONE

     64MB           NONE       (2) 8M x 36

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

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

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

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

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

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

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

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

            CACHE CONFIGURATION

     Size          Bank 0          TAG

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

     512KB       (8) 64K x 8   (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

      Size               JP4               JP5                 JP6

      None            pins 2 & 3        pins 1 & 2      pins 1 & 2 closed
                       closed             closed

      256KB           pins 2 & 3        pins 2 & 3      pins 1 & 2 closed
                       closed             closed

      512KB           pins 1 & 2        pins 1 & 2      pins 2 & 3 closed
                       closed             closed

            CPU SPEED CONFIGURATION

  System clock       JP15            JP16

     50MHz           Open            Open

     60MHz          Closed          Closed

     66MHz          Closed           Open

                 CPU BUS CLOCK CONFIGURATION

    System clock         AT bus clock             JP18

        50MHz              6.25MHz         pins 2 & 3 closed

        50MHz              8.33MHz         pins 1 & 2 closed

        60MHz              7.50MHz         pins 2 & 3 closed

        60MHz              10.0MHz         pins 1 & 2 closed

        66MHz              8.25MHz         pins 2 & 3 closed

        66MHz              11.0MHz         pins 1 & 2 closed

                      CPU BUS RATIO CONFIGURATION

  Bus/core ratio    CQA/fraction           JP3              JP58

       2/3           50MHz/75MHz          Open              Open

       2/3           60MHz/90MHz          Open              Open

       2/3          66MHz/100MHz          Open              Open

       1/2          50MHz/100MHz         Closed             Open

       1/2          60MHz/120MHz         Closed             Open

       1/2          66MHz/133MHz         Closed             Open

       1/3          33MHz/100MHz          Open             Closed

       1/3          50MHz/150MHz          Open             Closed

       1/3          60MHz/180MHz          Open             Closed

         CPU VOLTAGE CONFIGURATION

  Voltage      J8         J9        J10

   3.3v       Open      Closed     Open

   3.45v      Open       Open     Closed

   3.6v      Closed      Open      Open

