UNIDENTIFIED

80386 AT

Processor         80386SX
Processor Speed   25/33MHz
Chip Set          Unidentified
Max. Onboard DRAM 16MB
Cache             64KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387SX/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           J13       Speaker                    J19

  Reset switch               J15       Power LED & keylock        J20

  Turbo switch               J17       32-bit external            SL1
                                       memory card

  Turbo LED                  J18

                            DRAM CONFIGURATION

  Size    Bank 0    Bank 1    Bank 2     Bank 2A     Bank 3      Bank 3A

  1MB       (4)     NONE       NONE        NONE       NONE        NONE
          256K x
            9

  2MB       (4)      (4)       NONE        NONE       NONE        NONE
          256K x    256K x
            9         9

  4MB     (4) 1M    NONE       NONE        NONE       NONE        NONE
           x 9

  4MB       (4)      (4)        (8)         (4)        (8)      (4) 41256
          256K x    256K x     44256      41256       44256
            9         9

  8MB     (4) 1M    (4) 1M     NONE        NONE       NONE        NONE
           x 9       x 9

  10MB    (4) 1M    (4) 1M      (8)         (4)        (8)      (4) 41256
           x 9       x 9       44256      41256       44256

  16MB    (4) 1M    (4) 1M      (8)         (4)        (8)         (4)
           x 9       x 9      441000      411000     441000      411000

                     CACHE CONFIGURATION

      Size          Bank 0          Bank 1           TAG

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

  Note: Cache is factory installed and is not configurable.

            NPU TYPE CONFIGURATION

      Type            J24            J25

  Asynchronous      Closed          Closed

  Synchronous        Open            Open