
SOYO COMPUTER CO., LTD.

5BT5

Processor        CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed  75/90/100/120/133/150/166/180/200/233/266MHz
Chip Set         Intel
Video Chip Set   None
Maximum Onboard  256MB (EDO supported)
Memory
Maximum Video    None
Memory
Cache            512KB
BIOS             Unidentified
Dimensions       254mm x 218mm
I/O Options      32-bit PCI slots (4), floppy drive interface, IDE
                 interfaces (2), parallel port, PS/2 mouse port, serial
                 ports (2), IR connector, USB connector, ATX power
                 connector
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       Power LED & keylock        J17

  Serial port                CN1       Speaker                    J18

  Serial port                CN2       Reset switch               J19

  Parallel port              CN3       IDE interface LED          J24

  Floppy drive interface     CN4       CPU cooling fan            JP43

  IDE interface              CN5       Wake on LAN connector      JP45

  IDE interface              CN6       32-bit PCI slots         PC1  PC4

  PS/2 mouse port            CN7       Soft off power supply      PW2

  IR connector               IR1       USB connector              USB

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP5           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP5           Pins 2 & 3
                                                              closed

     Factory configured - do not alter       JP40            Closed
      (CE test jumper)

     Factory configured - do not alter       SW2             Closed

              SIMM 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) 4M x 36        None

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

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

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

      64MB        (2) 8M x 36        None

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

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

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

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

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

     128MB        (2) 16M x 36       None

     136MB        (2) 16M x 36   (2) 1M x 36

     144MB        (2) 16M x 36   (2) 2M x 36

     160MB        (2) 16M x 36   (2) 4M x 36

     192MB        (2) 16M x 36   (2) 8M x 36

     256MB        (2) 16M x 36   (2) 16M x 36

  Note: Board accepts EDO memory.

              DIMM CONFIGURATION

      Size          Bank 2          Bank 3

      8MB         (1) 1M x 64        None

      16MB        (1) 2M x 64        None

      16MB        (1) 1M x 64    (1) 1M x 64

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

      32MB        (1) 4M x 64        None

      32MB        (1) 2M x 64    (1) 2M x 64

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

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

      64MB        (1) 8M x 64        None

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

      72MB        (1) 8M x 64    (1) 1M x 64

      80MB        (1) 8M x 64    (1) 2M x 64

      96MB        (1) 8M x 64    (1) 4M x 64

     128MB        (1) 16M x 64       None

     128MB        (1) 8M x 64    (1) 8M x 64

     136MB        (1) 16M x 64   (1) 1M x 64

     144MB        (1) 16M x 64   (1) 2M x 64

     160MB        (1) 16M x 64   (1) 4M x 64

     192MB        (1) 16M x 64   (1) 8M x 64

     256MB        (1) 16M x 64   (1) 16M x 64

              CACHE CONFIGURATION

      Size          Bank 0           TAG

     512KB        (2) 64K x 32   (1) 16K x 8

                   CPU SPEED SELECTION (CX 6X86/6X 86L)

    CPU     Clock    Multiplier   SW1/1    SW1/2   SW1/3   SW1/4   SW1/5
  speed     speed

  150MHz    60MHz        2x        On      Off      On      Off     Off

  166MHz    66MHz        2x        On      Off     Off      Off     Off

  200MHz    75MHz        2x        On      Off     Off      On      Off

                        CPU SPEED SELECTION (AM K5)

    CPU     Clock    Multiplier   SW1/1    SW1/2   SW1/3   SW1/4   SW1/5
  speed     speed

  75MHz     50MHz       1.5x       Off     Off      On      On       On

  90MHz     60MHz       1.5x       Off     Off      On      Off     Off

  100MHz    66MHz       1.5x       Off     Off     Off      Off     Off

  120MHz    60MHz       1.5x       Off     Off      On      Off     Off

  133MHz    66MHz       1.5x       Off     Off     Off      Off     Off

  150MHz    50MHz        2x        On      Off      On      Off     Off

  166MHz    66MHz       2.5x       On       On     Off      Off     Off

                        CPU SPEED SELECTION (AM K6)

    CPU     Clock    Multiplier   SW1/1    SW1/2   SW1/3   SW1/4   SW1/5
  speed     speed

  150MHz    50MHz        2x        On      Off      On      Off     Off

  166MHz    66MHz       2.5x       On       On     Off      Off     Off

  200MHz    66MHz        3x        Off      On     Off      Off     Off

  233MHz    66MHz       3.5x       Off     Off     Off      Off     Off

  266MHz    66MHz        4x        On      Off     Off      Off     Off

                        CPU SPEED SELECTION (INTEL)

    CPU     Clock    Multiplier   SW1/1    SW1/2   SW1/3   SW1/4   SW1/5
  speed     speed

  75MHz     50MHz       1.5x       Off     Off      On      On       On

  90MHz     60MHz       1.5x       Off     Off      On      Off     Off

  100MHz    66MHz       1.5x       Off     Off     Off      Off     Off

  120MHz    60MHz        2x        On      Off      On      Off     Off

  133MHz    66MHz        2x        On      Off     Off      Off     Off

  150MHz    60MHz       2.5x       On       On      On      Off     Off

  166MHz    66MHz       2.5x       On       On     Off      Off     Off

  180MHz    60MHz        3x        Off      On      On      Off     Off

  200MHz    66MHz        3x        Off      On     Off      Off     Off

  233MHz    66MHz       3.5x       Off     Off     Off      Off     Off

                      CPU VOLTAGE SELECTION (SINGLE)

                Voltage                               JP30

                   3.3v                     Pins 3 & 4, 9 & 10 closed

                  3.52v                   Pins 3 & 4, 11 & 12 closed

                       CPU VOLTAGE SELECTION (DUAL)

               Voltage                                JP30

                   2.1v                    Pins 1 & 2, 11 & 12 closed

                  2.8v                    Pins 3 & 4, 11 & 12 closed

                   2.9v                    Pins 5 & 6, 11 & 12 closed

                   3.2v                    Pins 7 & 8, 11 & 12 closed

                          POWER SUPPLY SELECTION

      Setting             ATP1               JP44               PW3

          AT            Closed           Pins 1 & 2           Open
                                            closed

           ATX            Open            Pins 2 & 3          Closed
                                            closed

