
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-386PL

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          OPTi
Max. Onboard DRAM 16MB
Cache             64/128KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         JP9      Turbo switch               JP12

  Speaker                    JP10      Turbo LED                  JP34

  Reset switch               JP11      External battery           JP36

                        USER CONFIGURABLE SETTINGS

                 Function                     Jumper         Position

     NPU 80387 installed                      JP21          pins 1 & 2
                                                              closed

      NPU Weitek 3167 installed or no          JP21          pins 2 & 3
      NPU installed                                           closed

     Monitor type select color                JP33          pins 1 & 2
                                                              closed

      Monitor type select monochrome           JP33          pins 2 & 3
                                                              closed

     CMOS memory normal operation             JP35          pins 1 & 2
      (Internal Battery)                                      closed

      CMOS memory normal operation             JP35          pins 2 & 3
      (External Battery) or CMOS clear                        closed

                            DRAM CONFIGURATION

   Size      Bank 0        Bank 1      Bank 2      Bank 3     JP23 & JP32

   1MB      (36) 41256      NONE        NONE        NONE      pins 1 & 2
                                                                closed

   1MB        NONE          NONE       (4) 256K     NONE      pins 2 & 3
                                         x 9                    closed

   2MB      (36) 41256   (36) 41256     NONE        NONE      pins 1 & 2
                                                                closed

   2MB        NONE          NONE       (4) 256K   (4) 256K    pins 2 & 3
                                         x 9        x 9         closed

   3MB      (36) 41256   (36) 41256    (4) 256K     NONE      pins 1 & 2
                                         x 9                    closed

   4MB         (36)         NONE        NONE        NONE      pins 1 & 2
             411000                                             closed

   4MB        NONE          NONE       (4) 1M x     NONE      pins 2 & 3
                                          9                     closed

   4MB      (36) 41256   (36) 41256    (4) 256K     NONE      pins 1 & 2
                                         x 9                    closed

   5MB      (36) 41256      (36)        NONE        NONE      pins 1 & 2
                           411000                               closed

   5MB         (36)      (36) 41256     NONE        NONE      pins 1 & 2
             411000                                             closed

   5MB        NONE          NONE       (4) 256K   (4) 1M x    pins 2 & 3
                                         x 9         9          closed

   5MB        NONE          NONE       (4) 1M x   (4) 256K    pins 2 & 3
                                          9         x 9         closed

   6MB      (36) 41256   (36) 41256    (4) 1M x     NONE      pins 1 & 2
                                          9                     closed

   6MB      (36) 41256      (36)       (4) 256K     NONE      pins 1 & 2
                           411000        x 9                    closed

   6MB         (36)      (36) 41256    (4) 256K     NONE      pins 1 & 2
             411000                      x 9                    closed

   7MB      (36) 41256   (36) 41256    (4) 1M x   (4) 256K    pins 1 & 2
                                          9         x 9         closed

   7MB      (36) 41256      (36)       (4) 256K   (4) 256K    pins 1 & 2
                           411000        x 9        x 9         closed

   7MB         (36)      (36) 41256    (4) 256K   (4) 256K    pins 1 & 2
             411000                      x 9        x 9         closed

   8MB         (36)         (36)        NONE        NONE      pins 2 & 3
             411000        411000                               closed

   8MB         (36)         (36)        NONE        NONE      pins 1 & 2
             411000        411000                               closed

   9MB      (36) 41256      (36)       (4) 1M x     NONE      pins 1 & 2
                           411000         9                     closed

   9MB         (36)         (36)       (4) 256K     NONE      pins 1 & 2
             411000        411000        x 9                    closed

   9MB         (36)      (36) 41256    (4) 1M x     NONE      pins 1 & 2
             411000                       9                     closed

   10MB     (36) 41256   (36) 41256    (4) 1M x   (4) 1M x    pins 1 & 2
                                          9          9          closed

   10MB     (36) 41256      (36)       (4) 1M x   (4) 256K    pins 1 & 2
                           411000         9         x 9         closed

   10MB        (36)         (36)       (4) 256K   (4) 256K    pins 1 & 2
             411000        411000        x 9        x 9         closed

   10MB        (36)      (36) 41256    (4) 1M x   (4) 256K    pins 1 & 2
             411000                       9         x 9         closed

   12MB        (36)         (36)       (4) 1M x     NONE      pins 1 & 2
             411000        411000         9                     closed

   13MB     (36) 41256      (36)       (4) 1M x   (4) 1M x    pins 1 & 2
                           411000         9          9          closed

   13MB        (36)         (36)       (4) 1M x   (4) 256K    pins 1 & 2
             411000        411000         9         x 9         closed

   13MB        (36)      (36) 41256    (4) 1M x   (4) 1M x    pins 1 & 2
             411000                       9          9          closed

   16MB        (36)         (36)       (4) 1M x   (4) 1M x    pins 1 & 2
             411000        411000         9          9          closed

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     64KB        (8) 8K x 8     (8) 8K x 8    (3) 16K x 4

     128KB      (8) 64K x 8    (8) 64K x 8    (3) 16K x 4

