
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-586S

Processor         CX M1/AM K5/Pentium
Processor Speed   75/90/100/120/125/133/150/166/180/200MHz
Chip Set          SIS
Video Chip Set    None
Maximum Onboard   512MB (EDO supported)
Memory
Maximum Video     None
Memory
Cache             256/512KB
BIOS              Award
Dimensions        250mm x 220mm
I/O Options       32-bit PCI slots (5), floppy drive interface, green PC
                  connector, IDE interfaces (2), parallel port, PS/2 mouse
                  interface, serial ports (2), IR connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  IDE interface 2            CON1      Power LED & keylock        J13

  IDE interface 1            CON2      IR connector               J14

  PS/2 mouse interface        J2       Chassis fan power          JP7

  Parallel port               J4       IDE interface LED          JP13

  Floppy drive interface      J5       Green PC connector         JP14

  Serial port 1               J6       Green PC LED               JP15

  Serial port 2               J7       Turbo switch               JP16

  Reset switch               J11       Turbo LED                  JP17

  Speaker                    J12       32-bit PCI slots         PC1  PC5

                        USER CONFIGURABLE SETTINGS

               Function                    Label           Position

     Factory configured - do not           J8           Unidentified
      alter

     Factory configured - do not           J9           Unidentified
      alter

     Factory configured - do not           JP1          Unidentified
      alter

              DRAM 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

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

     256MB        (2) 32M x 36       None

     384MB        (2) 32M x 36   (2) 16M x 36

     512MB        (2) 32M x 36   (2) 32M x 36

  Note: Board accepts EDO memory.

      CACHE CONFIGURATION

      Size          Bank 0

     256KB       (2) 32K x 32

     512KB       (2) 64K x 32

                        CPU SPEED SELECTION (CYRIX)

    CPU     Clock    Multiplier    JP2      JP3       JP4     JP8   JP10
  speed     speed

  120MHz    50MHz       2x        Closed    Open     Closed   1 &    2 &
                                                               2     3, 5
                                                                     & 6

  133MHz    60MHz       2x         Open    Closed    Closed   1 &    1 &
                                                               2     2, 4
                                                                     & 5

  150MHz    60MHz       2x         Open    Closed    Closed   1 &    2 &
                                                               2     3, 4
                                                                     & 5

  166MHz    66MHz       2x         Open    Closed    Open     1 &    1 &
                                                               2     2, 5
                                                                     & 6

  200MHz    55MHz       2x         Open     Open     Closed   1 &    2 &
                                                               2     3, 4
                                                                     & 5

  Note: Pins designated should be in the closed position.

                         CPU SPEED SELECTION (AMD)

   CPU      Clock   Multiplier     JP2      JP3      JP4     JP8    JP10
  speed    speed

  75MHz    50MHz       1.5x       Closed   Open     Closed   Open    2 &
                                                                     3, 5
                                                                     & 6

  90MHz    60MHz       1.5x       Open     Closed   Closed   Open    2 &
                                                                     3, 4
                                                                     & 5

  100MHz   66MHz       1.5x       Open     Closed   Open     Open    1 &
                                                                     2, 5
                                                                     & 6

  120MHz   60MHz       1.5x       Open     Closed   Closed   Open    2 &
                                                                     3, 4
                                                                     & 5

  133MHz   66MHz        2x        Open     Closed   Open      1 &    1 &
                                                              2      2, 5
                                                                     & 6

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

  200MHz   66MHz        3x        Open     Closed   Open      3 &    1 &
                                                              4      2, 5
                                                                     & 6

  Note: Pins designated should be in the closed position.

                        CPU SPEED SELECTION (INTEL)

   CPU      Clock   Multiplier     JP2      JP3      JP4     JP8    JP10
  speed    speed

  75MHz    50MHz       1.5x       Closed   Open     Closed   Open    2 &
                                                                     3, 5
                                                                     & 6

  90MHz    60MHz       1.5x       Open     Closed   Closed   Open    2 &
                                                                     3, 4
                                                                     & 5

  100MHz   66MHz       1.5x       Open     Closed   Open     Open    1 &
                                                                     2, 5
                                                                     & 6

  120MHz   60MHz        2x        Open     Closed   Closed    1 &    2 &
                                                              2      3, 4
                                                                     & 5

  125MHz   50MHz       2.5x       Closed   Open     Closed    1 &    2 &
                                                             2, 3    3, 5
                                                             & 4     & 6

  133MHz   66MHz        2x        Open     Closed   Open      1 &    1 &
                                                              2      2, 5
                                                                     & 6

  150MHz   60MHz       2.5x       Open     Closed   Closed    1 &    2 &
                                                             2, 3    3, 4
                                                             & 4     & 5

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

  180MHz   60MHz        3x        Open     Closed   Closed    3 &    2 &
                                                              4      3, 4
                                                                     & 5

  200MHz   66MHz        3x        Open     Closed   Open      3 &    1 &
                                                              4      2, 5
                                                                     & 6

  Note: Pins designated should be in the closed position.

            CPU TYPE SELECTION

        Type                 JP9

         STD          Pins 5 & 6 closed

         VRE          Pins 1 & 2 closed

            CPU TYPE SELECTION

        Type                 JP11

        CX M1         Pins 1 & 2 closed

     CX 6X86-200      Pins 2 & 3 closed

        AM K5         Pins 1 & 2 closed

        Intel         Pins 1 & 2 closed

                        CPU VOLTAGE SELECTION

              Voltage                             JP6

              Single                Pins 4 & 7, 5 & 8, 6 & 9 closed

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

