
GENESYS ATE, INC.

GP486

Processor         80486DX
Speed             25/33MHz
Chip Set          UMC
Max. Onboard DRAM 64MB
Cache             32/64/128/256KB
BIOS              AMI/Quadtel
Dimensions        333mm x 222mm
I/O Options       None
NPU Options       4167

[Image]

                                CONNECTIONS

  Purpose                   Location    Purpose                  Location

  External battery             J1       Turbo switch               W16

  Power LED & keylock          J8       Reset switch               W17

  Speaker                      J9       Turbo LED                  W18

  Note:The location of connectors are unidentified.

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     AT command recovery time select          JP3           pins 2 & 3
      stretch                                                 closed

      AT command recovery time select          JP3           pins 1 & 2
      normal                                                  closed

     Monitor type select monochrome           JP9           pins 1 & 2
                                                              closed

      Monitor type select color                JP9           pins 2 & 3
                                                              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

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

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

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

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

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

     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

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

           DRAM JUMPER CONFIGURATION

      Size         TAG (U35)         JP4D

      1MB            NONE           Closed

      2MB            NONE           Closed

      3MB            NONE           Closed

      4MB            NONE           Closed

      4MB            NONE           Closed

      5MB            NONE           Closed

      6MB            NONE           Closed

      8MB            NONE           Closed

      9MB            NONE           Closed

      10MB           NONE           Closed

      12MB           NONE           Closed

      16MB        (1) 16KB x 4       Open

      20MB        (1) 16KB x 4       Open

       DRAM JUMPER CONFIGURATION (CONT)

      Size         TAG (U35)         JP4D

      24MB        (1) 16KB x 4       Open

      28MB        (1) 16KB x 4       Open

      32MB        (1) 16KB x 4       Open

      36MB        (1) 16KB x 4       Open

      40MB        (1) 16KB x 4       Open

      48MB        (1) 16KB x 4       Open

      64MB        (1) 16KB x 4       Open

                            CACHE CONFIGURATION

     Size         Bank 0        Bank 1       TAG (U36)        TAG (U40)

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

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

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

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

  Notes:U40 can be removed to disable cache write-back mode and enable
  cache write-through mode.

  See DRAM jumper configuration table for configuration of TAG (U35).

                  CACHE JUMPER CONFIGURATION

  Size     JP4A     JP4B     JP4C     JP4E     JP4F    JP4G

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

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

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

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

  Note: Pins designated should be in the closed position.

