GIGA-BYTE TECHNOLOGY CO., LTD.

GA-586AVS

Processor        Pentium
Processor Speed  75/90/100/120/133/150/166/180/200MHz
Chip Set         SIS
Max. Onboard     128MB
DRAM
Cache            256/512/1024KB
BIOS             Award
Dimensions       330mm x 218mm
I/O Options      32-bit PCI slots (3), floppy drive interface, green PC
                 connector, IDE interfaces (2), parallel port, PS/2 mouse
                 interface, serial ports (2), VGA feature connector, VGA
                 interface, cache slot
NPU Options      None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Power LED & keylock         JA       Serial port 1               J8

  Speaker                     JB       Serial port 2               J9

  Turbo LED                   JC       Parallel port              J10

  Turbo switch                JD       Floppy drive               J11
                                       interface

  Reset switch                JE       IDE interface 1            J12

  Green PC LED                JF       IDE interface 2            J13

  Green PC connector          JG       External battery           J21

  IDE interface LED           JH       PS/2 mouse interface       J31

  Chassis fan power           JI       32-bit PCI slots         PC1 - PC3

  VGA interface               J5       Cache slot                 SL1

  VGA feature connector       J7

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

  »   On board VGA IRQ disabled               JP9              Open

      On board VGA IRQ enabled                JP9             Closed

  »   CMOS memory normal operation            J21           pins 2 & 3
                                                              closed

      CMOS memory clear                       J21              Open

      Battery type select external            J21             Closed

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       4MB        (2) 512K x 36         NONE

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

       6MB        (2) 256K x 36    (2) 512K x 36

       6MB        (2) 512K x 36    (2) 256K x 36

       8MB         (2) 1M x 36          NONE

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

      10MB        (2) 256K x 36     (2) 1M x 36

      10MB         (2) 1M x 36     (2) 256K x 36

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

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

      16MB         (2) 2M x 36          NONE

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

      18MB        (2) 256K x 36     (2) 2M x 36

      18MB         (2) 2M x 36     (2) 256K x 36

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

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

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

      34MB        (2) 256K x 36     (2) 4M x 36

      34MB         (2) 4M x 36     (2) 256K x 36

            DRAM CONFIGURATION (CON’T)

      Size            Bank 0           Bank 1

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

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

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

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

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

      66MB        (2) 256K x 36     (2) 8M x 36

      66MB         (2) 8M x 36     (2) 256K x 36

      68MB        (2) 512K x 36     (2) 8M x 36

      68MB         (2) 8M x 36     (2) 512K x 36

      72MB         (2) 1M x 36      (2) 8M x 36

      72MB         (2) 8M x 36      (2) 1M x 36

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

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

      96MB         (2) 4M x 36      (2) 8M x 36

      96MB         (2) 8M x 36      (2) 4M x 36

      128MB        (2) 8M x 36      (2) 8M x 36

                            CACHE CONFIGURATION

      Size             Bank 0            TAG                 SL1

    256KB (A)       (8) 32K x 8      (1) 8K or (1)      Not installed
                                       32K x 8

    256KB (B)           NONE             NONE             Installed

      512KB         (8) 64K x 8       (1) 16K or        Not installed
                                     (1) 32K x 8

       1MB          (8) 128K x 8     (1) 32K x 8        Not installed

                  CACHE JUMPER CONFIGURATION

        Size                 JP2                  JP3

      256KB (A)        pins 1 & 2 closed   pins 1 & 2 closed

      256KB (B)        pins 1 & 2 closed   pins 1 & 2 closed

        512KB          pins 1 & 2 closed   pins 2 & 3 closed

         1MB           pins 2 & 3 closed   pins 2 & 3 closed

                          CPU SPEED CONFIGURATION

         Speed                     JP7                     JP31

         75MHz              pins 1 & 2 closed              Open

         90MHz              pins 3 & 4 closed              Open

         100MHz             pins 1 & 2, 5 & 6              Open
                                 closed

         120MHz             pins 3 & 4 closed        pins 1 & 2 closed

         133MHz             pins 1 & 2, 5 & 6        pins 1 & 2 closed
                                 closed

         150MHz             pins 3 & 4 closed        pins 1 & 2, 3 & 4
                                                          closed

         166MHz             pins 1 & 2, 5 & 6        pins 1 & 2, 3 & 4
                                 closed                   closed

         180MHz             pins 3 & 4 closed        pins 3 & 4 closed

         200MHz             pins 1 & 2, 5 & 6        pins 3 & 4 closed
                                 closed