
UNIDENTIFIED

80386-33/40CWB

Processor         80386DX
Processor Speed   33/40MHz
Chip Set          Opti/Mugen
Max. Onboard DRAM 32MB
Cache             32/64/128/256KB
BIOS              AMI
Dimensions        330mm x 218mm
I/O Options       32-bit external memory card
NPU Options       80387/3167

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           J10       32-bit external             S1
                                       memory card

  Power LED & keylock        J23       Reset switch               SW1

  Speaker                    J24       Turbo switch               SW2

  Turbo LED                  JP4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color                JP1             Open

      Monitor type select monochrome           JP1            Closed

     CMOS memory normal operation             JP2           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP2           pins 1 & 2
                                                              closed

     Bus speed select iOSC/8                  JP3            Closed

      Bus speed select iOSC/6                  JP3             Open

                            DRAM CONFIGURATION

     Size         Bank 0          Bank 1         Bank 2         Bank 3

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

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

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

     5MB        (4) 256K x 9    (4) 1M x 9        NONE           NONE

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

     12MB       (4) 1M x 9      (4) 1M x 9     (4) 1M x 9        NONE

     16MB       (4) 1M x 9      (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

     16MB       (4) 4M x 9         NONE           NONE           NONE

     20MB       (4) 4M x 9      (4) 1M x 9        NONE           NONE

     24MB       (4) 4M x 9      (4) 1M x 9     (4) 1M x 9        NONE

     28MB       (4) 4M x 9      (4) 1M x 9     (4) 1M x 9     (4) 1M x 9

     32MB       (4) 4M x 9      (4) 4M x 9        NONE           NONE

     36MB       (4) 4M x 9      (4) 1M x 9     (4) 4M x 9        NONE

     40MB       (4) 4M x 9      (4) 4M x 9     (4) 1M x 9     (4) 1M x 9

     48MB       (4) 4M x 9      (4) 4M x 9     (4) 4M x 9        NONE

     52MB       (4) 4M x 9      (4) 4M x 9     (4) 4M x 9     (4) 1M x 9

     64MB       (4) 4M x 9      (4) 4M x 9     (4) 4M x 9     (4) 4M x 9

  Note:Banks 2 & 3 are used when a 32-bit external memory card is
  installed at S1.

                            CACHE CONFIGURATION

     Size         Bank 0        Bank 1        TAG (U32,       TAG (U42)
                                                U33)

     32KB       (4) 8K x 8       NONE        (2) 4K x 4      (1) 16K x 1

     64KB       (4) 8K x 8    (4) 8K x 8     (2) 4K x 4      (1) 16K x 1

     128KB      (4) 32K x 8      NONE       (2) 16K x 4      (1) 16K x 1

     256KB      (4) 32K x 8   (4) 32K x 8    (2) 4K x 4      (1) 16K x 1

                     CACHE JUMPER CONFIGURATION

   Size      JP5      JP6       JP7       JP8      JP9       JP10

   32KB     1 & 2    1 & 2     1 & 2     Open     2 & 3     2 & 3

   64KB     2 & 3    1 & 2     1 & 2     Open     2 & 3     1 & 2

  128KB     2 & 3    1 & 2     2 & 3     Closed   2 & 3     1 & 2

  256KB     2 & 3    2 & 3     2 & 3     Closed   1 & 2     1 & 2

  Note:Pins designated should be in the closed position.

