
EDE ELECTRONIC LABORATORY SERVICES

CACHE 386

Processor         80386DX
Processor Speed   25/33MHz
Chip Set          Unknown
Max. onboard DRAM 4MB (16MB external)
SRAM Cache        32/64KB
BIOS              AMI/Phoenix
Dimensions        355mm x 305mm
I/O Options       32-bit memory card
NPU Options       80387DX/3167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                 Location

  Speaker                      J1       Reset switch               W3

  Power LED & Keylock          J2       Turbo switch               W4

  External battery             J4       Turbo LED                  W5

  32-bit external memory       S1
  card

                        USER CONFIGURABLE SETTINGS

             Function                 Jumper/Switch         Position

     Factory configured - do             SW2/1                Off
      not alter

     Factory configured - do             SW2/3                Off
      not alter

     Video BIOS shadowing                SW2/4                On
      enabled

      Video BIOS shadowing                SW2/4                Off
      disabled

     Factory configured - do             SW2/5                Off
      not alter

     Monitor type select color           SW2/6                On

      Monitor type select                 SW2/6                Off
      monochrome

     Cache enabled                       SW2/7                On

      Cache disabled                      SW2/7                Off

     Bus speed select 8.3MHz             SW2/8                Off

      Bus speed select 12.5 MHz           SW2/8                On

     Factory configured - do              W1                Unknown
      not alter

     Factory configured - do              W2                Unknown
      not alter

           CACHE CONFIGURATION

     Size        Bank 0        Bank 1

     32KB       (4) 8K x 8      NONE

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

                        CACHE JUMPER CONFIGURATION

       Size                W4                W8                W13

     Disabled           pins 2 & 3           N/A               N/A
                         closed

       32KB             pins 1 & 2         Closed           pins 1 & 2
                         closed                               closed

       64KB             pins 1 & 2          Open            pins 2 & 3
                         closed                               closed

[Image]

                            DRAM CONFIGURATION

  Jumper      1MB       2MB      4MB       8MB        12MB        16MB

   SW1/1       On       Off       On       Off         Off         Off

   SW1/2      Off       On        On        On         Off         Off

   SW1/3       On       On       Off       Off         Off         Off

   SW1/4       On       On       Off       Off         Off         Off

    JP1       Open     Open      Open      Open       Open        Open

    JP2       Open     Open      Open      Open      Closed      Closed

    JP3       Open     Open      Open     Closed      Open       Closed

  Bank 0     256K x    256K x   1024 x   1024 x 1    1024 x 1   1024 x 1
               1         1        1

  Bank 1      NONE     256K x    NONE    1024 x 1    1024 x 1   1024 x 1
                         1

  Bank 2      NONE     NONE      NONE      NONE      (4) 1M x    (4) 1M x
                                                        9           9

  Bank 3      NONE     NONE      NONE      NONE       NONE       (4) 1M x
                                                                    9

  Note: JP1, JP2, JP3, Bank 1, Bank 2, and Bank 3 are located on the
  32-bit external memory card.

                             NPU CONFIGURATION

       NPU               Mode          SW2/2         W7           W11

     Disabled            N/A            Off         N/A           N/A

   80387DX/3167      Asynchronous        On      pins 1 & 2    pins 2 & 3
                                                   closed       closed

   80387DX/3167      Synchronous         On      pins 2 & 3    pins 1 & 2
                                                   closed       closed

