
TYAN COMPUTER CORPORATION

S1576S

Device Type         Mainboard
Processor           CX 6X86/CX 6X86L/CX 686MX/AM K5/AM K6/Pentium
Processor Speed     75/90/100/120/133/150/166/200/233MHz
Chip Set            Intel
Video Chip Set      None
Maximum Onboard     256MB (EDO & SDRAM supported)
Memory
Maximum Video       None
Memory
Cache               512KB
BIOS                Award
Dimensions          305mm x 244mm
I/O Options         32-bit PCI slots (5), floppy drive interface, game
                    port, green PC connector, IDE interfaces (2), parallel
                    port, PS/2 mouse port, serial ports (2), IR connector,
                    USB connectors (2), ATX power connector
NPU Options         None

[Image]

                                CONNECTIONS

  Purpose               Location       Purpose                Location

  ATX power                ATX         Green PC connector  J8/pins 3 & 4
  connector

  IDE interface 2          CN1         IR connector        J8/pins 6 - 11

  IDE interface 1          CN2         IDE interface LED    J8/pins 13 &
                                       1                         14

  Floppy drive             CN3         IDE interface LED    J8/pins 15 &
  interface                            2                         16

  USB connector 1          CN4         Power LED            J8/pins 18 &
                                                                 20

  USB connector 2          CN5         Reset switch         J8/pins 22 &
                                                                 23

  Game port                CN6         Speaker              J8/pins 24 -
                                                                 27

  Wake on LAN             CON1         Serial port 1            J14
  connector

  Chassis fan power       FAN1         Parallel port            J17

  Chassis fan power       FAN2         PS/2 mouse port          J19

  Chassis fan power       FAN3         Serial port 2            J22

  IR connector             J2          32-bit PCI slots      PC1  PC5

  Soft off power      J8/pins 1 & 2
  supply

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not          CDI1          Unidentified
      alter

     Factory configured - do not           J25          Unidentified
      alter

     Factory configured - do not           J26          Unidentified
      alter

     Factory configured - do not           J27          Unidentified
      alter

     CMOS memory normal operation          JP1        Pins 1 & 2 closed

      CMOS memory clear                     JP1        Pins 2 & 3 closed

      Flash BIOS voltage select 12v         JP2        Pins 2 & 3 closed

      Flash BIOS voltage select 5v          JP2        Pins 1 & 2 closed

     Factory configured - do not          JP22          Unidentified
      alter

     Factory configured - do not          JP23          Unidentified
      alter

                    DIMM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2

      8MB       (1) 1M x 64        None          None

     16MB       (1) 2M x 64        None          None

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

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

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

                  DIMM CONFIGURATION (CONT)

      Size          Bank 0          Bank 1          Bank 2

      32MB        (1) 4M x 64        None            None

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

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

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

      40MB        (1) 2M x 64     (1) 2M x 64    (1) 1M x 64

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

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

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

      56MB        (1) 4M x 64     (1) 2M x 64    (1) 1M x 64

      64MB        (1) 8M x 64        None            None

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

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

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

      72MB        (1) 4M x 64     (1) 4M x 64    (1) 1M x 64

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

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

      80MB        (1) 4M x 64     (1) 4M x 64    (1) 2M x 64

      88MB        (1) 8M x 64     (1) 2M x 64    (1) 1M x 64

      96MB        (1) 8M x 64     (1) 2M x 64    (1) 2M x 64

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

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

     104MB        (1) 8M x 64     (1) 4M x 64    (1) 1M x 64

     112MB        (1) 8M x 64     (1) 4M x 64    (1) 2M x 64

     128MB       (1) 16M x 64        None            None

     128MB        (1) 8M x 64     (1) 4M x 64    (1) 4M x 64

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

     136MB       (1) 16M x 64     (1) 1M x 64        None

     136MB        (1) 8M x 64     (1) 8M x 64    (1) 1M x 64

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

     144MB       (1) 16M x 64     (1) 2M x 64        None

     144MB        (1) 8M x 64     (1) 8M x 64    (1) 2M x 64

     152MB       (1) 16M x 64     (1) 2M x 64    (1) 1M x 64

     160MB       (1) 16M x 64     (1) 2M x 64    (1) 2M x 64

     160MB       (1) 16M x 64     (1) 4M x 64        None

                  DIMM CONFIGURATION (CONT)

      Size          Bank 0          Bank 1          Bank 2

     160MB        (1) 8M x 64     (1) 8M x 64    (1) 4M x 64

     168MB       (1) 16M x 64     (1) 4M x 64    (1) 1M x 64

     176MB       (1) 16M x 64     (1) 4M x 64    (1) 2M x 64

     192MB       (1) 16M x 64     (1) 4M x 64    (1) 4M x 64

     192MB       (1) 16M x 64     (1) 8M x 64        None

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

     200MB       (1) 16M x 64     (1) 8M x 64    (1) 1M x 64

     208MB       (1) 16M x 64     (1) 8M x 64    (1) 2M x 64

     224MB       (1) 16M x 64     (1) 8M x 64    (1) 4M x 64

     256MB       (1) 16M x 64     (1) 8M x 64    (1) 8M x 64

            Note: Board accepts EDO & SDRAM memory.

              DIMM VOLTAGE CONFIGURATION

  Voltage    DIM31      DIM32      DIM51      DIM52

   3.3v      Closed     Closed     Open       Open

    5v        Open       Open     Closed     Closed

      CACHE CONFIGURATION

      Size          Bank 0

     512KB       (2) 64K x 32

                         CPU SPEED SELECTION (CX 6X86)

   CPU     Clock   Multiplier    BF0     BF1    BF2     FS0      FS1      FS2
  speed    speed

  120MHz   50MHz       2x       Closed   Open   Open   Closed   Closed   Closed

  150MHz   60MHz       2x       Closed   Open   Open   Closed   Open     Open

  166MHz   66MHz       2x       Closed   Open   Open   Open     Open     Open

  200MHz   75MHz       2x       Closed   Open   Open   Open     Closed   Open

                        CPU SPEED SELECTION (CX 6X86L)

   CPU     Clock   Multiplier    BF0     BF1    BF2     FS0      FS1     FS2
  speed    speed

  150MHz   60MHz       2x       Closed   Open   Open   Closed   Open     Open

  166MHz   66MHz       2x       Closed   Open   Open   Open     Open     Open

  200MHz   75MHz       2x       Closed   Open   Open   Open     Closed   Open

                        CPU SPEED SELECTION (CX 6X86MX)

   CPU     Clock   Multiplier    BF0      BF1     BF2     FS0      FS1     FS2
  speed    speed

  166MHz   60MHz      2.5x      Closed   Closed   Open   Closed   Open     Open

  166MHz   66MHz       2x       Closed    Open    Open   Open     Open     Open

  200MHz   66MHz      2.5x      Closed   Closed   Open   Open     Open     Open

  200MHz   75MHz       2x       Closed    Open    Open   Open     Closed   Open

  233MHz   66MHz       3x        Open    Closed   Open   Open     Open     Open

  233MHz   75MHz      2.5x      Closed   Closed   Open   Open     Closed   Open

                         CPU SPEED SELECTION (AM K5)

   CPU     Clock   Multiplier    BF0      BF1     BF2     FS0     FS1    FS2
  speed    speed

  90MHz    60MHz      1.5x       Open     Open    Open   Closed   Open   Open

  100MHz   66MHz      1.5x       Open     Open    Open   Open     Open   Open

  120MHz   60MHz       2x       Closed    Open    Open   Closed   Open   Open

  133MHz   66MHz       2x       Closed    Open    Open   Open     Open   Open

  166MHz   66MHz      2.5x      Closed   Closed   Open   Open     Open   Open

                        CPU SPEED SELECTION (AM K6)

   CPU     Clock   Multiplier    BF0      BF1     BF2    FS0    FS1    FS2
  speed    speed

  166MHz   66MHz      2.5x      Closed   Closed   Open   Open   Open   Open

  200MHz   66MHz       3x        Open    Closed   Open   Open   Open   Open

  233MHz   66MHz      3.5x       Open     Open    Open   Open   Open   Open

                           CPU SPEED SELECTION (INTEL)

   CPU     Clock   Multiplier    BF0      BF1     BF2     FS0      FS1      FS2
  speed    speed

  75MHz    50MHz      1.5x       Open     Open    Open   Closed   Closed   Closed

  90MHz    60MHz      1.5x       Open     Open    Open   Closed   Open     Open

  100MHz   66MHz      1.5x       Open     Open    Open   Open     Open     Open

  120MHz   60MHz       2x       Closed    Open    Open   Closed   Open     Open

  133MHz   66MHz       2x       Closed    Open    Open   Open     Open     Open

  150MHz   60MHz      2.5x      Closed   Closed   Open   Closed   Open     Open

  166MHz   66MHz      2.5x      Closed   Closed   Open   Open     Open     Open

  200MHz   66MHz       3x        Open    Closed   Open   Open     Open     Open

                      CPU SPEED SELECTION (INTEL MMX)

   CPU     Clock   Multiplier    BF0      BF1     BF2    FS0    FS1    FS2
  speed    speed

  166MHz   66MHz      2.5x      Closed   Closed   Open   Open   Open   Open

  200MHz   66MHz       3x        Open    Closed   Open   Open   Open   Open

  233MHz   66MHz      3.5x       Open     Open    Open   Open   Open   Open

          CPU TYPE SELECTION

    Type         VC1          VC2

    AM K5        Open        Open

    AM K6       Closed      Closed

   CX 6X86       Open        Open

  CX 6X86L      Closed      Closed

  CX 6X86MX     Closed      Closed

    P54C         Open        Open

    P55C        Closed      Closed

                CPU VOLTAGE SELECTION

  Voltage     VID0       VID1      VID2       VID3

   2.0v       Open       Open      Open       Open

   2.1v      Closed      Open      Open       Open

   2.2v       Open      Closed     Open       Open

   2.3v      Closed     Closed     Open       Open

   2.4v       Open       Open     Closed      Open

   2.5v      Closed      Open     Closed      Open

   2.6v       Open      Closed    Closed      Open

   2.7v      Closed     Closed    Closed      Open

   2.8v       Open       Open      Open      Closed

   2.9v      Closed      Open      Open      Closed

   3.0v       Open      Closed     Open      Closed

   3.1v      Closed     Closed     Open      Closed

   3.2v       Open       Open     Closed     Closed

   3.3v      Closed      Open     Closed     Closed

   3.4v       Open      Closed    Closed     Closed

   3.5v      Closed     Closed    Closed     Closed

                       SERIAL PORT SELECTION

        Setting                 JP15                   JP16

  Used as serial port    Pins 1 & 2 closed      Pins 1 & 2 closed

    Used as IR port      Pins 2 & 3 closed      Pins 2 & 3 closed

