
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-386ES (25/33)

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          Elite
Max. Onboard DRAM 32MB
Cache             64/128KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card slot
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           J4        Power LED & keylock        J41

  Turbo LED                  J34       Speaker                    J42

  Turbo switch               J39       32-bit external             S1
                                       memory card

  Reset switch               J40

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation             J3             Closed
      (internal battery)

      CMOS memory normal operation             J3              Open
      (external battery at J4)

      CMOS memory clear (no external           J3              Open
      battery at J4)

     Monitor type select color                J17            Closed

      Monitor type select monochrome           J17             Open

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

      2MB         (4) 256K x 9   (4) 256K x 9

      4MB         (4) 1M x 9         NONE

      5MB         (4) 1M x 9     (4) 256K x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

      17MB        (4) 4M x 9     (4) 256K x 9

      20MB        (4) 4M x 9      (4) 1M x 9

      32MB        (4) 4M x 9      (4) 4M x 9

                            CACHE CONFIGURATION

    Size        Bank 0       Bank 1           J32               J33

  64KB (A)    (8) 8K x 8      NONE         pins 1 & 2        pins 1 & 2
                                             closed           closed

  64KB (B)    (4) 8K x 8    (4) 8K x 8     pins 1 & 2        pins 1 & 2
                                             closed           closed

  128KB (A)   (8) 8K x 8    (8) 8K x 8     pins 2 & 3        pins 2 & 3
                                             closed           closed

  128KB (B)    (4) 32K x      NONE         pins 2 & 3        pins 2 & 3
                  8                          closed           closed

  Note:On mainboards installed with 16 CACHE sockets, use (A) settings,
  on mainboards installed with 8 CACHE sockets use (B) settings.

                        CACHE JUMPER CONFIGURATION

         Size                     J32                       J33

       64KB (A)            pins 1 & 2 closed         pins 1 & 2 closed

       64KB (B)            pins 1 & 2 closed         pins 1 & 2 closed

       128KB (A)           pins 2 & 3 closed         pins 2 & 3 closed

       128KB (B)           pins 2 & 3 closed         pins 2 & 3 closed

  Note:On mainboards installed with 16 CACHE sockets, use (A) settings,
  on mainboards installed with 8 CACHE sockets use (B) settings.

