
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 (CONT)

      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

