
SEANIX TECHNOLOGY, INC.

486VLP3 (VER. 1.1)

Processor  80486SX/80486DX/80486DX2/80486DX4/Pentium Overdrive
Processor  25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz
Speed
Chip Set   Contaq
Max.       64MB
Onboard
DRAM
Cache      128/256KB
BIOS       Award
Dimensions 254mm x 218mm
I/O        32-bit VESA local bus slots (3)
Options
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Speaker                     P3       Reset switch                P7

  Power LED & keylock         P4       External battery            P8

  Turbo switch                P5       32-bit VESA local bus   SL1 - SL3
                                       slots

  Turbo LED                   P6

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             JP5              Open
      alter

     Factory configured - do not             JP20             N/A
      alter

     Factory configured - do not              P1              N/A
      alter

  Note: The location of JP20 is unidentified.

                DRAM CONFIGURATION

      Size            Bank 0           Bank 1

       2MB        (1) 256K x 36    (1) 256K x 36

       2MB        (1) 512K x 36         NONE

       3MB        (1) 512K x 36    (1) 256K x 36

       4MB        (1) 512K x 36    (1) 512K x 36

       4MB         (1) 1M x 36          NONE

       5MB        (1) 256K x 36     (1) 1M x 36

       5MB         (1) 1M x 36     (1) 256K x 36

       6MB        (1) 512K x 36     (1) 1M x 36

       8MB         (1) 1M x 36      (1) 1M x 36

       9MB         (1) 2M x 36     (1) 256K x 36

      10MB         (1) 2M x 36     (1) 512K x 36

      10MB        (1) 512K x 36     (1) 2M x 36

      12MB         (1) 2M x 36      (1) 1M x 36

      16MB         (1) 2M x 36      (1) 2M x 36

      16MB         (1) 4M x 36          NONE

      17MB         (1) 4M x 36     (1) 256K x 36

      17MB        (1) 256K x 36     (1) 4M x 36

      18MB        (1) 512K x 36     (1) 4M x 36

      20MB         (1) 4M x 36      (1) 1M x 36

      20MB         (1) 1M x 36      (1) 4M x 36

      24MB         (1) 2M x 36      (1) 4M x 36

      32MB         (1) 4M x 36      (1) 4M x 36

      32MB         (1) 8M x 36          NONE

      40MB         (1) 8M x 36      (1) 2M x 36

      40MB         (1) 2M x 36      (1) 8M x 36

      48MB         (1) 8M x 36      (1) 4M x 36

      64MB         (1) 8M x 36      (1) 8M x 36

                         DRAM JUMPER CONFIGURATION

                 Size                                 JP41

   Bank 0 & Bank 1 single side SIMM             pins 1 & 2 closed

    Bank 0 double side SIMM & Bank 1            pins 2 & 3 closed
           single side SIMM

   Bank 0 & Bank 1 double side SIMM             pins 2 & 3 closed

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

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

        CACHE JUMPER CONFIGURATION

        Size                 JP1

        128KB         pins 2 & 3 closed

        256KB         pins 1 & 2 closed

                          CPU TYPE CONFIGURATION

    Type        JP19    JP28       R51       R52        R82        R89

   80486SX     1 & 2    1 & 2,   Closed     Closed    Closed      Closed
   (PQFP)               3 & 4

   80486SX     1 & 2    1 & 2,   Closed     Closed    Closed      Closed
    (PGA)               3 & 4

   80486DX     1 & 2    1 & 2,   Closed     Closed    Closed      Closed
                        3 & 4

  80486DX2     1 & 2    1 & 2,   Closed     Closed    Closed      Closed
                        3 & 4

  80486DX4     1 & 2    1 & 2,    Open       Open      Open        Open
                        3 & 4

    P24T       1 & 2    1 & 2,   Closed     Closed    Closed      Closed
                        3 & 4

  Note: Pins designated should be in the closed position. The locations
  of R51 & R52 are unidentified.

                          CPU SPEED CONFIGURATION

     Speed          JP30           JP37           JP38           JP40

     25MHz         Closed       pins 2 & 3        Open          Closed
                                  closed

     33MHz          Open           Open        pins 2 & 3       Closed
                                                 closed

     40MHz          Open        pins 2 & 3        Open           Open
                                  closed

    50iMHz         Closed       pins 2 & 3        Open          Closed
                                  closed

     50MHz          Open           Open        pins 2 & 3        Open
                                                 closed

    66iMHz          Open           Open        pins 2 & 3       Closed
                                                 closed

    75iMHz         Closed       pins 2 & 3        Open          Closed
                                  closed

    100iMHz         Open           Open        pins 2 & 3       Closed
                                                 closed

      VESA WAIT STATE CONFIGURATION

     Wait states             JP12

    0 wait states     pins 2 & 3 closed

    1 wait state      pins 1 & 2 closed

  BUS SPEED CONFIGURATION

  CPU speed        JP2

   <= 33MHz        Open

   > 33MHz        Closed

