
SOYO COMPUTER CO., LTD.

6FA

Processor                Pentium Pro
Processor Speed          150/166/180/200MHz
Chip Set                 Intel
Video Chip Set           None
Maximum Onboard Memory   256MB (EDO supported)
Maximum Video Memory     1MB
Cache                    256/512KB (located on Pentium Pro CPU)
BIOS                     Award
Dimensions               305mm x 244mm
I/O Options              32-bit PCI slots (4), floppy drive interface,
                         green PC connector, IDE interfaces (2), parallel
                         port, PS/2 mouse port, serial ports (2), IR
                         connector, VRM connector, USB connector, ATX
                         power connector
NPU Options              None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       Floppy drive               CN9
                                       interface

  Serial port 2              CN1       Power LED & keylock        J17

  Parallel port              CN2       Speaker                    J18

  IR connector               CN3       Reset switch               J19

  USB connector              CN4       Green PC connector         J23

  PS/2 mouse port            CN5       IDE interface LED          J24

  Serial port 1              CN6       Power on/off switch        JP29

  IDE interface 2            CN7       32-bit PCI slots         PC1  PC4

  IDE interface 1            CN8       VRM connector              VRM

                        USER CONFIGURABLE SETTINGS

              Function                    Label            Position

     Factory configured - do not          EMI         Pins 1 & 2, 3 & 4
      alter                                                 closed

     Monitor type select EGA/VGA          JP3              Closed

      Monitor type select                  JP3               Open
      monochrome

     CMOS memory normal operation         JP5               Open

      CMOS memory clear                    JP5              Closed

     Factory configured - do not         JP15        Pins 2 & 3 closed
      alter

     Factory configured - do not         JP16           Unidentified
      alter

     PS/2 mouse disabled                 JPS2               Open

      PS/2 mouse enabled                  JPS2              Closed

  Note: The location of EMI, JP15 & JP16 are unidentified.

                  DIMM/DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      8MB       (2) 1M x 36        None          None

      8MB           None           None       (1) 1M x 64

     16MB       (2) 2M x 36        None          None

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

     16MB           None           None       (1) 2M x 64

     16MB       (2) 1M x 36        None       (1) 1M x 64

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

     24MB       (2) 1M x 36        None       (1) 2M x 64

     32MB       (2) 4M x 36        None          None

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

     32MB           None           None       (1) 4M x 64

     32MB       (2) 2M x 36        None       (1) 2M x 64

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

     40MB       (2) 1M x 36        None       (1) 4M x 64

     40MB       (2) 4M x 36        None       (1) 1M x 64

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

                      DIMM/DRAM CONFIGURATION (CONT)

       Size              Bank 0            Bank 1             Bank 2

       48MB           (2) 2M x 36           None           (1) 4M x 64

       48MB           (2) 4M x 36           None           (1) 2M x 64

       64MB           (2) 8M x 36           None               None

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

       64MB               None              None           (1) 8M x 64

       64MB           (2) 4M x 36           None           (1) 4M x 64

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

       72MB           (2) 1M x 36           None           (1) 8M x 64

       72MB           (2) 8M x 36           None           (1) 1M x 64

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

       80MB           (2) 2M x 36           None           (1) 8M x 64

       80MB           (2) 8M x 36           None           (1) 2M x 64

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

       96MB           (2) 4M x 36           None           (1) 8M x 64

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

       128MB          (2) 8M x 36           None           (1) 8M x 64

       128MB          (2) 16M x 36          None               None

       136MB          (2) 16M x 36       (2) 1M x 36           None

       144MB          (2) 16M x 36       (2) 2M x 36           None

       160MB          (2) 16M x 36       (2) 4M x 36           None

       192MB          (2) 16M x 36       (2) 8M x 36           None

       256MB          (2) 16M x 36      (2) 16M x 36           None

            Note: Board accepts EDO memory. Board also accepts x 32
            SIMMs. Banks 0 & 1 are interchangeable.

                        DIMM VOLTAGE CONFIGURATION

               Voltage                                JP37

                  3.3v                  Pins 2 & 3, 5 & 6, 8 & 9 closed

                    5v                   Pins 1 & 2, 4 & 5, 7 & 8 closed

                      CACHE CONFIGURATION

  Note: 256KB/512KB cache is located on the Pentium Pro CPU.

                            CPU SPEED SELECTION

    CPU       Clock    Multiplier     JP10       JP11      JP13     JP14
   speed     speed

  150MHz     60MHz        2.5x       Closed      Open     3 & 4,   3 & 4
                                                          5 & 6,
                                                          7 & 8

  166MHz     66MHz        2.5x        Open      Closed    3 & 4,   1 & 2
                                                          5 & 6,
                                                          7 & 8

  180MHz     60MHz         3x        Closed      Open     1 & 2,   3 & 4
                                                          5 & 6,
                                                          7 & 8

  200MHz     66MHz         3x         Open      Closed    1 & 2,   1 & 2
                                                          5 & 6,
                                                          7 & 8

  Note: Pins designated should be in the closed position.

                          POWER SUPPLY SELECTION

               Setting                                JP35

                  ATX                                Open

                    AT                  Pins 1 & 2, 3 & 4, 5 & 6 closed

