
GIGA-BYTE TECHNOLOGY CO., LTD.

GA-386PM (VER. 2)

Processor         AM386DX/80386DX/CX486DLC
Processor Speed   33/40MHz
Chip Set          Unidentified
Max. Onboard DRAM 32MB
Cache             64/128/256KB
BIOS              Unidentified
Dimensions        330mm x 218mm
I/O Options       None
NPU Options       80387DX

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Turbo switch              JP11

  Power LED & keylock         J18       Turbo LED                 JP12

  Speaker                     J19       Reset switch               SW1

                        USER CONFIGURABLE SETTINGS

                Function                    Jumper           Position

     I/O bus speed select CPU/4              JP2             Closed

      I/O bus speed select CPU/5              JP2              Open

     CMOS memory normal operation            JP3           pins 2 & 3
                                                              closed

      CMOS memory clear                       JP3           pins 1 & 2
                                                              closed

     Monitor type select CGA                 JP4             Closed

      Monitor type select other               JP4              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

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

      16MB        (4) 4M x 9         NONE

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

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

     64KB        (4) 8K x 8     (4) 8K x 8    (1) 8K x 8

     128KB      (4) 32K x 8        NONE       (1) 8K x 8

     256KB      (4) 32K x 8    (4) 32K x 8    (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

    Size          JP6            JP10            JP17           JP18

    64KB          Open         pins 2 & 3        Open           Open
                                closed

   128KB         Closed        pins 1 & 2        Open          Closed
                                closed

   256KB         Closed        pins 2 & 3       Closed         Closed
                                closed

                CPU TYPE SELECT

    Type        JP1         JP5        JP13

  AM386DX      Open        Open        Open

  80386DX      Open        Open        Open

  CX486DLC    Closed      Closed      Closed

