
SOYO COMPUTER CO., LTD.

5TT5

Processor         CX 6X86/CX 6X86L/AM K5/AM K6/Pentium
Processor Speed   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        305mm x 244mm
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 connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  ATX power connector        ATX       Speaker                    J18

  Serial port 2              CN1       Reset switch               J19

  Parallel port              CN2       External battery           J20

  PS/2 mouse port            CN3       Turbo LED                  J22

  Serial port 1              CN4       IDE interface LED          J24

  Floppy drive interface     CN5       CPU cooling fan            JP43

  IDE interface 1            CN6       Wake on LAN connector      JP44

  IDE interface 2            CN7       32-bit PCI slots         PC1  PC4

  IR connector               IR1       Soft off power supply      PW2

  Power LED & keylock        J17       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          JP37A         Unidentified
      alter

     Factory configured - do not          JP37B         Unidentified
      alter

      CE test disabled                     JP41             Closed

      CE test enabled                      JP41              Open

              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   SW1/6
  speed    speed

  133MHz   55MHz       2x        On      Off     On      On     Off     Off

  150MHz   60MHz       2x        On      Off     On     Off     Off     Off

  166MHz   66MHz       2x        On      Off     Off    Off     Off     Off

                         CPU SPEED SELECTION (AM K5)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  90MHz    60MHz      1.5x       Off     Off     On     Off     Off     Off

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz   60MHz      1.5x       Off     Off     On     Off     Off     Off

  133MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  150MHz   50MHz       2x        On      Off     On     Off     Off     Off

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

                         CPU SPEED SELECTION (AM K6)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  150MHz   50MHz       2x        On      Off     On     Off     Off     Off

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  200MHz   66MHz       3x        Off     On      Off    Off     Off     Off

  233MHz   66MHz      3.5x       Off     Off     Off    Off     Off     Off

  266MHz   66MHz       4x        On      Off     Off    Off     Off      On

                         CPU SPEED SELECTION (INTEL)

   CPU     Clock   Multiplier   SW1/1   SW1/2   SW1/3   SW1/4   SW1/5   SW1/6
  speed    speed

  90MHz    60MHz      1.5x       Off     Off     On     Off     Off     Off

  100MHz   66MHz      1.5x       Off     Off     Off    Off     Off     Off

  120MHz   60MHz       2x        On      Off     On     Off     Off     Off

  133MHz   66MHz       2x        On      Off     Off    Off     Off     Off

  150MHz   60MHz      2.5x       On      On      On     Off     Off     Off

  166MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  180MHz   60MHz       3x        Off     On      On     Off     Off     Off

  200MHz   66MHz       3x        Off     On      Off    Off     Off     Off

  233MHz   66MHz      3.5x       Off     Off     Off    Off     Off     Off

                      CPU VOLTAGE SELECTION (SINGLE)

    Voltage         JP30        JP31      JP32        JP33        JP34

        3.3v       Closed       Open      Open       Closed       Open

       3.52v      Closed       Open      Open        Open       Closed

                       CPU VOLTAGE SELECTION (DUAL)

    Voltage        JP30        JP31        JP32       JP33        JP34

      2.8v       Closed       Open        Open       Open       Closed

       2.9v        Open       Closed       Open       Open       Closed

       3.2v        Open        Open       Closed      Open       Closed

                       MISCELLANEOUS TECHNICAL NOTE

            If board has problems detecting voltage on older version non
            Intel CPUs, remove the jumper from JP25

