
SOYO COMPUTER CO., LTD.

SY-5EMM

Device Type        Mainboard
Processor          CX 6X86/CX 686MX/CX MII/AM K5/AM K6/Pentium/Pentium MMX
Processor Speed    100/133/166/200/233/266/300/333/350MHz
Chip Set           ETEQ
Maximum Onboard    640MB (EDO & SDRAM supported)
Memory
Cache              512KB
BIOS               Award
Dimensions         245mm x 200mm
I/O Options        32-bit PCI slots (3), floppy drive interface, game/MIDI
                   port, IDE interfaces (2), parallel port, PS/2 mouse
                   port, serial ports (2), IR connector, USB connectors
                   (2), ATX power connector, AGP slot, line in, line out,
                   microphone in, audio in  CD-ROMs (2), wake on LAN
                   connector

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  AGP slot                   AGP       Serial port 2              CN5

  ATX power connector        ATX       Serial port 1              CN6

  Reset switch                C1       Parallel port              CN7

  Soft off power supply       C2       USB connector 1            CN8

  Turbo LED                   C3       USB connector 2            CN9

  IDE interface LED           C4       PS/2 mouse port            CN10

  Power LED & keylock         C5       Floppy drive               CN11
                                       interface

  Speaker                     C6       IDE interface 2            CN12

  Chassis fan power           C7       IDE interface 1            CN13

  CPU fan power               C8       IR connector               IR1

  Game/MIDI port             CN1       Audio in  CD-ROM          JP16

  Microphone in              CN2       Audio in  CD-ROM          JP17

  Line in                    CN3       Wake on LAN connector      JP44

  Line out                   CN4       32-bit PCI slots         PC1  PC5

                        USER CONFIGURABLE SETTINGS

                Function                     Label           Position

     CMOS memory normal operation            JP5           Pins 1 & 2
                                                              closed

      CMOS memory clear                       JP5           Pins 2 & 3
                                                              closed

              SIMM CONFIGURATION

         Size                  Bank 0

          8MB                (2) 1M x 36

         16MB                (2) 2M x 36

         32MB                (2) 4M x 36

         64MB                (2) 8M x 36

            Note: Board accepts EDO memory.

             DIMM CONFIGURATION

     Size          Bank 1        Bank 2

      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

           DIMM CONFIGURATION (CONT)

      Size          Bank 1          Bank 2

      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

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

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

     128MB       (1) 16M x 64        None

     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

     256MB       (1) 32M x 64        None

     272MB       (1) 32M x 64     (1) 2M x 64

     288MB       (1) 32M x 64     (1) 4M x 64

     320MB       (1) 32M x 64     (1) 8M x 64

     384MB       (1) 32M x 64    (1) 16M x 64

     512MB       (1) 32M x 64    (1) 32M x 64

            Note: Board accepts SDRAM memory.

                       DIMM FREQUENCY CONFIGURATION

    CPU bus      AGP bus        SDRAM       JP8        JP9        JP10
    clock         clock        clock

    66MHz         66MHz        66MHz       2 & 3      2 & 3       1 & 2

    75MHz         75MHz        75MHz       2 & 3      2 & 3       1 & 2

    83MHz         55MHz        55MHz       1 & 2      1 & 2       2 & 3

    83MHz         55MHz        83MHz       1 & 2      2 & 3       1 & 2

    95MHz         63MHz        63MHz       1 & 2      1 & 2       2 & 3

    95MHz         63MHz        95MHz       1 & 2      2 & 3       1 & 2

    100MHz        66MHz        66MHz       1 & 2      1 & 2       2 & 3

    100MHz        66MHz        100MHz      1 & 2      2 & 3       1 & 2

    112MHz        75MHz        75MHz       1 & 2      1 & 2       2 & 3

    112MHz        75MHz        112MHz      1 & 2      2 & 3       1 & 2

    124MHz        82MHz        82MHz       1 & 2      1 & 2       2 & 3

    124MHz        82MHz        124MHz      1 & 2      2 & 3       1 & 2

  Note: Pins designated should be in the closed position.

              CACHE CONFIGURATION

      Size          Bank 0           TAG

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

                        CPU SPEED SELECTION (CX 6X86)

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

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

  200MHz   75MHz       2x        On      Off     Off    Off      On     Off

                       CPU SPEED SELECTION (CX 6X86MX)

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

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

  200MHz   66MHz      2.5x       On      On      Off    Off     Off     Off

  200MHz   75MHz       2x        On      Off     Off    Off      On     Off

  233MHz   75MHz      2.5x       On      On      Off    Off      On     Off

  266MHz   83MHz      2.5x       On      On      Off     On      On     Off

                         CPU SPEED SELECTION (CX MII)

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

  300MHz   66MHz      3.5x       Off     Off     Off    Off     Off     Off

  300MHz   75MHz       3x        Off     On      Off    Off      On     Off

  333MHz   66MHz       4x        On      Off     On     Off     Off     Off

  333MHz   75MHz      3.5x       Off     Off     Off    Off      On     Off

  333MHz   83MHz       3x        Off     On      Off     On      On     Off

  333MHz   100MHz     2.5x       On      On      Off    Off     Off      On

  350MHz   100MHz      3x        Off     On      Off    Off     Off      On

                         CPU SPEED SELECTION (AM K5)

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

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

  133MHz   66MHz       2x        On      Off     Off    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

  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     On     Off     Off     Off

  300MHz   66MHz      4.5x       On      On      On     Off     Off     Off

                        CPU SPEED SELECTION (AM K6-2)

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

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

  300MHz   100MHz      3x        Off     On      Off    Off     Off      On

  333MHz   95MHz      3.5x       Off     Off     Off     On     Off      On

  350MHz   100MHz     3.5x       Off     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

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

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

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

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

                       CPU SPEED SELECTION (INTEL MMX)

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

  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

     CPU VOLTAGE SELECTION

  Setting     JP1        JP2

  Single     Closed     Open

   Dual       Open     Closed

                           CPU VOLTAGE SELECTION

   Voltage     JP30/pins 1     JP30/pins 3    JP30/pins 5   JP30/pins 7 &
                   & 2            & 4            & 6              8

     2.0          Open            Open           Open           Open

     2.1         Closed           Open           Open           Open

     2.2          Open           Closed          Open           Open

     2.3         Closed          Closed          Open           Open

     2.4          Open            Open          Closed          Open

     2.5         Closed           Open          Closed          Open

     2.6          Open           Closed         Closed          Open

     2.7         Closed          Closed         Closed          Open

     2.8          Open            Open           Open          Closed

     2.9         Closed           Open           Open          Closed

     3.0          Open           Closed          Open          Closed

     3.1         Closed          Closed          Open          Closed

     3.2          Open            Open          Closed         Closed

     3.3         Closed           Open          Closed         Closed

     3.4          Open           Closed         Closed         Closed

     3.5         Closed          Closed         Closed         Closed

      ONBOARD SOUND SELECTION

  Setting      JP19        JP20

  Enabled      Open        Open

  Disabled    Closed      Closed

