GIGA-BYTE TECHNOLOGY CO., INC.

GA-586AS

Processor         Pentium
Processor Speed   75/90/100MHz
Chip Set          SIS
Max. Onboard DRAM 128MB
Cache             256/512/1024KB
BIOS              Award
Dimensions        280mm x 220mm
I/O Options       32-bit PCI slots (4), green PC connector
NPU Options       None

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Green PC connector           J1       Speaker                    J6

  Green PC LED                 J2       Power LED & keylock        J7

  Reset switch                 J3       Chassis fan power          J8

  Turbo switch                 J4       32-bit PCI slots        PC1 - PC4

  Turbo LED                    J5

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (2) 256K x 36         NONE

       2MB        (2) 256K x 36         NONE

       4MB        (2) 512K x 36         NONE

       4MB        (2) 256K x 36    (2) 256K x 36

       8MB        (2) 512K x 36    (2) 512K x 36

       8MB         (2) 1M x 36          NONE

       8MB        (2) 512K x 36    (2) 512K x 36

       8MB         (2) 1M x 36          NONE

      12MB        (2) 512K x 36     (2) 1M x 36

      16MB         (2) 2M x 36          NONE

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

      20MB        (2) 512K x 36     (2) 2M x 36

      24MB         (2) 2M x 36      (2) 1M x 36

      24MB         (2) 2M x 36      (2) 1M x 36

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

      32MB         (2) 4M x 36          NONE

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

      32MB         (2) 4M x 36          NONE

      36MB        (2) 512K x 36     (2) 4M x 36

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

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

      64MB         (2) 8M x 36          NONE

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

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

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

               DRAM JUMPER CONFIGURATION

            Size                        JP8

            2MB              pins 1 & 2, 3 & 4 closed

            2MB              pins 1 & 3, 2 & 4 closed

            4MB              pins 1 & 2, 3 & 4 closed

            4MB              pins 1 & 3, 2 & 4 closed

            8MB              pins 1 & 2, 3 & 4 closed

            8MB              pins 1 & 2, 3 & 4 closed

            8MB              pins 1 & 3, 2 & 4 closed

            8MB              pins 1 & 3, 2 & 4 closed

            12MB             pins 1 & 2, 3 & 4 closed

            16MB             pins 1 & 2, 3 & 4 closed

            16MB             pins 1 & 3, 2 & 4 closed

            20MB             pins 1 & 2, 3 & 4 closed

           DRAM JUMPER CONFIGURATION (CON’T)

            Size                        JP8

            24MB             pins 1 & 2, 3 & 4 closed

            24MB             pins 1 & 3, 2 & 4 closed

            32MB             pins 1 & 2, 3 & 4 closed

            32MB             pins 1 & 2, 3 & 4 closed

            32MB             pins 1 & 3, 2 & 4 closed

            32MB             pins 1 & 3, 2 & 4 closed

            36MB             pins 1 & 2, 3 & 4 closed

            40MB             pins 1 & 3, 2 & 4 closed

            48MB             pins 1 & 2, 3 & 4 closed

            64MB             pins 1 & 2, 3 & 4 closed

            64MB             pins 1 & 3, 2 & 4 closed

            80MB             pins 1 & 2, 3 & 4 closed

            96MB             pins 1 & 2, 3 & 4 closed

            96MB             pins 1 & 3, 2 & 4 closed

           128MB             pins 1 & 2, 3 & 4 closed

           128MB             pins 1 & 3, 2 & 4 closed

                            CACHE CONFIGURATION

          Size                    Bank 0                    TAG

          256KB                (8) 32K x 8          (1) 8K x 8 or (1) 32K
                                                            x 8

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

           1MB                 (8) 128K x 8             (1) 32K x 8

  CACHE JUMPER CONFIGURATION

   Size      JP1        JP2

  256KB      Open      Open

  512KB     Closed     Open

   1MB      Closed    Closed

                   CPU SPEED CONFIGURATION

        Speed                JP6                  JP7

        75MHz          pins 2 & 3 closed   pins 2 & 3 closed

        90MHz          pins 1 & 2 closed   pins 1 & 2 closed

       100MHz          pins 2 & 3 closed   pins 1 & 2 closed