
UNIDENTIFIED

CY-903

Processor         80386SX
Processor Speed   16/20/25MHz
Chip Set          VLSI
Max. Onboard DRAM 32MB
Cache             None
BIOS              Award
Dimensions        254mm x 218mm
I/O Options       None
NPU Options       80387SX

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J3       Turbo LED                  J6

  Power LED & keylock          J4       Reset switch               J7

  Speaker                      J5       Turbo switch               J8

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Monitor type select color               JP1             Closed

      Monitor type select monochrome          JP1              Open

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1         Bank 2         Bank 3

     512KB       (2) 256K x 9      NONE           NONE           NONE

      1MB        (2) 256K x 9  (2) 256K x 9       NONE           NONE

     1.5MB       (2) 256K x 9  (2) 256K x 9   (2) 256K x 9       NONE

      2MB        (2) 256K x 9  (2) 256K x 9   (2) 256K x 9   (2) 256K x 9

      2MB        (2) 1M x 9        NONE           NONE           NONE

     2.5MB       (2) 256K x 9   (2) 1M x 9        NONE           NONE

      3MB        (2) 256K x 9  (2) 256K x 9    (2) 1M x 9        NONE

      4MB        (2) 1M x 9     (2) 1M x 9        NONE           NONE

     4.5MB       (2) 1M x 9     (2) 1M x 9    (2) 256K x 9       NONE

      5MB        (2) 256K x 9  (2) 256K x 9    (2) 1M x 9     (2) 1M x 9

      6MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9        NONE

      8MB        (2) 1M x 9     (2) 1M x 9     (2) 1M x 9     (2) 1M x 9

      8MB        (2) 4M x 9        NONE           NONE           NONE

     8.5MB       (2) 256K x 9   (2) 4M x 9        NONE           NONE

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

     10MB        (2) 1M x 9     (2) 4M x 9        NONE           NONE

     12MB        (2) 1M x 9     (2) 1M x 9     (2) 4M x 9        NONE

     16MB        (2) 4M x 9     (2) 4M x 9        NONE           NONE

    16.5MB       (2) 4M x 9     (2) 4M x 9    (2) 256K x 9       NONE

     17MB        (2) 256K x 9  (2) 256K x 9    (2) 4M x 9     (2) 4M x 9

     18MB        (2) 4M x 9     (2) 4M x 9     (2) 1M x 9        NONE

     20MB        (2) 1M x 9     (2) 1M x 9     (2) 4M x 9     (2) 4M x 9

     24MB        (2) 4M x 9     (2) 4M x 9     (2) 4M x 9        NONE

     32MB        (2) 4M x 9     (2) 4M x 9     (2) 4M x 9     (2) 4M x 9

