
UNIDENTIFIED

J-302 386DX/486DLC CACHE

Processor         80386DX/CX486DLC
Processor Speed   33/40MHz
Chip Set          Unidentified
Max. Onboard DRAM 64MB
Cache             128KB
BIOS              AMI/Award
Dimensions        220mm x 220mm
I/O Options       None
NPU Options       80387DX

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Turbo LED                  JP5

  Power LED & keylock         J16       Speaker                    JP6

  Turbo switch                JP4       Reset switch               S1

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     CMOS memory normal operation            JP1           pins 2 & 3
                                                              closed

      CMOS memory clear                       JP1           pins 1 & 2
                                                              closed

     Monitor type select color               JP2             Closed

      Monitor type select monochrome          JP2              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) 256K x 9    (4) 1M x 9

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

      16MB        (4) 4M x 9         NONE

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

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

      64MB        (4) 16M x 9        NONE

                     CACHE CONFIGURATION

        Size               Bank 0                TAG

       128KB             (4) 32K x 8          (1) 8K x 8

  Note: Cache is factory installed and is not configurable.

        CPU SPEED CONFIGURATION

  Speed      JP7       JP8      JP9

  33MHz     Open     Closed     Open

  40MHz    Closed    Closed     Open

