
UNIDENTIFIED

CONTAQ 596

Processor      80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive
Processor      16/20/25/33/50(internal)/66(internal)MHz
Speed
Chip Set       Unidentified
Max. Onboard   128MB
DRAM
Cache          64/128/256KB
BIOS           AMI
Dimensions     254mm x 218mm
I/O Options    32-bit VESA local bus slots (2)
NPU Options    None

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  Power LED & keylock         J1       Reset switch                J5

  Speaker                     J2       External battery           JP17

  Turbo switch                J3       32-bit VESA local bus   SL1 & SL2
                                       slots

  Turbo LED                   J4

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             JP5              N/A
      alter

     Factory configured - do not             JP9              N/A
      alter

     Monitor type select color               JP12            Closed

      Monitor type select monochrome          JP12             Open

     CMOS memory normal operation            JP16          pins 1 & 2
                                                              closed

      CMOS memory clear                       JP16          pins 2 & 3
                                                              closed

     Factory configured - do not             JP76             N/A
      alter

     Factory configured - do not             JP77             N/A
      alter

     Factory configured - do not             JP80             N/A
      alter

     Factory configured - do not             JP81             N/A
      alter

     Factory configured - do not             JP82             N/A
      alter

     Factory configured - do not             JP83             N/A
      alter

     VESA card select normal                 JP89            Closed

      VESA card select Weitek P9000           JP89             Open
      only

     Factory configured - do not             JP90             N/A
      alter

     Factory configured - do not             JP93             N/A
      alter

     Factory configured - do not             JP96             N/A
      alter

     Factory configured - do not             JP97             N/A
      alter

     Factory configured - do not             JP98             N/A
      alter

              DRAM CONFIGURATION

      Size          Bank 0          Bank 1

      1MB         (4) 256K x 9       NONE

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

      4MB         (4) 1M x 9         NONE

      5MB         (4) 1M x 9     (4) 256K x 9

      8MB         (4) 1M x 9      (4) 1M x 9

      16MB        (4) 4M x 9         NONE

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

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

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

      64MB        (4) 16M x 9        NONE

     128MB        (4) 16M x 9    (4) 16M x 9

                    CACHE CONFIGURATION

     Size          Bank 0         Bank 1          TAG

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

     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                 JP7                  JP8

        64KB           pins 2 & 3 closed   pins 2 & 4 closed

        128KB          pins 1 & 2 closed   pins 2 & 3 closed

        256KB          pins 1 & 2 closed   pins 1 & 2 closed

                          CPU TYPE CONFIGURATION

        Type                JP2               JP3               JP4

       80486SX        pins 1 & 2, 3 &      pins 1 & 2          Open
                         4 closed           closed

      ODP486SX        pins 1 & 2, 3 &      pins 1 & 2         Closed
                         4 closed           closed

       80487SX        pins 1 & 2, 3 &      pins 1 & 2         Closed
                         4 closed           closed

       80486DX        pins 1 & 2, 3 &      pins 1 & 2          Open
                         4 closed           closed

      80486DX2        pins 1 & 2, 3 &      pins 1 & 2          Open
                         4 closed           closed

  Pentium Overdrive   pins 1 & 2, 3 &      pins 1 & 2         Closed
                         4 closed           closed

  CPU SPEED CONFIGURATION

    Speed          JP72

    16MHz         Closed

    20MHz         Closed

    25MHz         Closed

    33MHz          Open

    50iMHz        Closed

    66iMHz        Closed

                          BUS SPEED CONFIGURATION

  CPU speed         ID2           ID3            JP33           JP94

   <= 33MHz        Open           Open        pins 2 & 4      pins 1 & 2
                                                closed         closed

   > 33MHz        Closed         Closed       pins 1 & 2      pins 1 & 2
                                                closed         closed
                                                closed         closed
