UNIDENTIFIED

I3U4913

Processor         80386DX/CX486DLC
Processor Speed   33/40MHz
Chip Set          UMC
Max. Onboard DRAM 32MB
Cache             32/128KB
BIOS              AMI
Dimensions        220mm x 170mm
I/O Options       None
NPU Options       80387DX

[Image]

                                CONNECTIONS

  Purpose                   Location   Purpose                   Location

  Power LED & keylock         J1       Turbo LED                   J5

  Reset switch                J3       External battery            J6

  Turbo switch                J4       Speaker                     J10

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

  »   PQFP CPU enabled                        JP5              Open

      PQFP CPU disabled                       JP5             Closed

  »   NPU disabled                            JP6           pins 1 & 2
                                                              closed

      NPU enabled                             JP6           pins 2 & 3
                                                              closed

  »   Monitor type select monochrome          JP9              Open

      Monitor type select color               JP9             Closed

              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          TAG

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

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

  CACHE JUMPER CONFIGURATION

   Size      JP3        JP4

   32KB      Open      Open

  128KB     Closed    Closed

                   CPU SPEED CONFIGURATION

        Speed                JP1                  JP2

        33MHz          pins 1 & 2 closed   pins 2 & 3 closed

        40MHz          pins 1 & 2 closed   pins 1 & 2 closed