
CHEERFUL INTERNATIONAL CORP.

CT33DX

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

[Image]

                                CONNECTIONS

  Purpose                 Location     Purpose                  Location

  External battery           JP5       Speaker                    JP11

  Reset switch               JP9       32-bit external            S16
                                       memory card

  Power LED & keylock       JP10

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color                JP1           pins 1 & 2
                                                              closed

      Monitor type select monochrome           JP1           pins 2 & 3
                                                              closed

     CMOS memory normal operation             JP6           pins 2 & 3
                                                              closed

      CMOS memory clear                        JP6           pins 1 & 2
                                                              closed

                            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

     3MB       (4) 256K x 9   (4) 256K x 9   (4) 256K x 9       NONE

     4MB       (4) 256K x 9   (4) 256K x 9   (4) 256K x 9   (4) 256K x 9

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

     6MB       (4) 256K x 9   (4) 256K x 9    (4) 1M x 9        NONE

     7MB       (4) 256K x 9   (4) 256K x 9   (4) 256K x 9    (4) 1M x 9

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

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

     10MB      (4) 256K x 9   (4) 256K x 9    (4) 1M x 9     (4) 1M x 9

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

     13MB       (4) 1M x 9     (4) 1M x 9     (4) 1M x 9    (4) 256K x 9

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

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

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

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

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

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

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

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

     49MB      (4) 256K x 9    (4) 4M x 9     (4) 4M x 9     (4) 4M x 9

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

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

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

           CACHE CONFIGURATION

     Size        Bank 0        Bank 1

     64KB       (8) 8K x 8      NONE

    128KB       (8) 8K x 8   (8) 8K x 8

                  CACHE JUMPER CONFIGURATION

        Size                 JP3                  JP4

        64KB           pins 1 & 2 closed   pins 1 & 2 closed

        128KB          pins 2 & 3 closed   pins 2 & 3 closed

