
FREE COMPUTER TECHNOLOGY, INC.

80486PCI

Processor      80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive
Processor      25/33/50(internal)/66(internal)MHz
Speed
Chip Set       Saturn
Max. Onboard   128MB
DRAM
Cache          128/256/512KB
BIOS           AMI
Dimensions     330mm x 218mm
I/O Options    32-bit PCI local bus slots (4)
NPU Options    None

[Image]

                                CONNECTIONS

  Purpose                  Location     Purpose                 Location

  Power LED & keylock        JP17       32-bit VESA Local bus      S1
                                        slot

  Speaker                    JP18       32-bit VESA Local bus      S2
                                        slot

  Reset switch               JP19       32-bit VESA Local bus      S3
                                        slot

  Turbo LED                  JP20       32-bit VESA Local bus      S4
                                        slot

  Turbo switch               JP21

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Factory configured - do not             JP1              N/A
      alter

     Cache enabled                           JP4           pins 2 & 3
                                                              closed

      Cache disabled                          JP4           pins 1 & 2
                                                              closed

                            DRAM CONFIGURATION

     Size          Bank 1         Bank 2         Bank 3         Bank 4

      2MB        (1) 1M x 36   (1) 1M x 36        NONE           NONE

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

      4MB        (1) 2M x 36   (1) 2M x 36        NONE           NONE

      6MB        (1) 1M x 36   (1) 1M x 36    (1) 2M x 36    (1) 2M x 36

      6MB        (1) 2M x 36   (1) 2M x 36    (1) 1M x 36    (1) 1M x 36

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

      8MB        (1) 4M x 36   (1) 4M x 36        NONE           NONE

     10MB        (1) 1M x 36   (1) 1M x 36    (1) 4M x 36    (1) 4M x 36

     10MB        (1) 4M x 36   (1) 4M x 36    (1) 1M x 36    (1) 1M x 36

     12MB        (1) 2M x 36   (1) 2M x 36    (1) 4M x 36    (1) 4M x 36

     12MB        (1) 4M x 36   (1) 4M x 36    (1) 2M x 36    (1) 2M x 36

     16MB        (1) 4M x 36   (1) 4M x 36    (1) 4M x 36    (1) 4M x 36

     16MB        (1) 8M x 36   (1) 8M x 36        NONE           NONE

     18MB        (1) 1M x 36   (1) 1M x 36    (1) 8M x 36    (1) 8M x 36

     18MB        (1) 8M x 36   (1) 8M x 36    (1) 1M x 36    (1) 1M x 36

     20MB        (1) 2M x 36   (1) 2M x 36    (1) 8M x 36    (1) 8M x 36

     20MB        (1) 8M x 36   (1) 8M x 36    (1) 2M x 36    (1) 2M x 36

     24MB        (1) 4M x 36   (1) 4M x 36    (1) 8M x 36    (1) 8M x 36

     24MB        (1) 8M x 36   (1) 8M x 36    (1) 4M x 36    (1) 4M x 36

     32MB        (1) 8M x 36   (1) 8M x 36    (1) 8M x 36    (1) 8M x 36

     32MB        (1) 16M x 36  (1) 16M x 36       NONE           NONE

     34MB        (1) 1M x 36   (1) 1M x 36    (1) 16M x 36   (1) 16M x 36

     34MB        (1) 16M x 36  (1) 16M x 36   (1) 1M x 36    (1) 1M x 36

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

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

     40MB        (1) 4M x 36   (1) 4M x 36    (1) 16M x 36   (1) 16M x 36

     40MB        (1) 16M x 36  (1) 16M x 36   (1) 4M x 36    (1) 4M x 36

     48MB        (1) 8M x 36   (1) 8M x 36    (1) 16M x 36   (1) 16M x 36

     48MB        (1) 16M x 36  (1) 16M x 36   (1) 8M x 36    (1) 8M x 36

     64MB        (1) 16M x 36  (1) 16M x 36   (1) 16M x 36   (1) 16M x 36

     64MB        (1) 32M x 36  (1) 32M x 36       NONE           NONE

     66MB        (1) 1M x 36   (1) 1M x 36    (1) 32M x 36   (1) 32M x 36

     66MB        (1) 32M x 36  (1) 32M x 36   (1) 1M x 36    (1) 1M x 36

     68MB        (1) 2M x 36   (1) 2M x 36    (1) 32M x 36   (1) 32M x 36

     68MB        (1) 32M x 36  (1) 32M x 36   (1) 2M x 36    (1) 2M x 36

     72MB        (1) 4M x 36   (1) 4M x 36    (1) 32M x 36   (1) 32M x 36

     72MB        (1) 32M x 36  (1) 32M x 36   (1) 4M x 36    (1) 4M x 36

     80MB        (1) 32M x 36  (1) 32M x 36   (1) 8M x 36    (1) 8M x 36

     80MB        (1) 8M x 36   (1) 8M x 36    (1) 32M x 36   (1) 32M x 36

     96MB        (1) 16M x 36  (1) 16M x 36   (1) 32M x 36   (1) 32M x 36

     96MB        (1) 32M x 36  (1) 32M x 36   (1) 16M x 36   (1) 16M x 36

     128MB       (1) 32M x 36  (1) 32M x 36   (1) 32M x 36   (1) 32M x 36

                      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

     512KB       (4) 128K x 8        NONE        (1) 32K x 8

                        CACHE JUMPER CONFIGURATION

    Size          JP2             JP3            JP12           JP13

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

   256KB       pins 2 & 3      pins 1 & 2       Closed          Open
                 closed          closed

   512KB       pins 2 & 3      pins 2 & 3       Closed         Closed
                 closed          closed

                          CPU TYPE CONFIGURATION

       Type               JP14              JP15              JP16

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

      80486DX           pins 1 & 2       pins 1 & 2      pins 1 & 2 and 3
                         closed            closed          & 4 closed

      80487SX           pins 1 & 2       pins 2 & 3      pins 1 & 2 and 3
                         closed            closed          & 4 closed

     ODP486SX           pins 1 & 2       pins 2 & 3      pins 1 & 2 and 3
                         closed            closed          & 4 closed

     80486DX2           pins 1 & 2       pins 1 & 2      pins 1 & 2 and 3
                         closed            closed          & 4 closed

      Pentium           pins 2 & 3       pins 2 & 3      pins 1 & 2 and 3
     Overdrive           closed            closed          & 4 closed

                          CPU SPEED CONFIGURATION

      Speed               JP5               JP10               JP11

      25MHz            pins 1 & 2           Open              Closed
                        closed

      33MHz            pins 2 & 3          Closed              Open
                        closed

      50iMHz           pins 1 & 2           Open              Closed
                        closed

      66iMHz           pins 2 & 3          Closed              Open
                        closed

                           PCI IRQ CONFIGURATION

        Type               JP22              JP23              JP24

        IRQ 5            pins 1 & 2       pins 1 & 2        pins 2 & 3
                          closed            closed            closed

       IRQ 11            pins 1 & 2       pins 2 & 3        pins 1 & 2
                          closed            closed            closed

       IRQ 15            pins 2 & 3       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

    Not installed        pins 1 & 2       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

                          IDE TYPE CONFIGURATION

            Type                     JP27                   JP28

     ISA IDE controller             Closed            pins 2 & 3 closed

  PCI IDE controller (edge           Open             pins 4 & 5 closed
          trigger)

     PCI IDE controller              Open             pins 1 & 2 closed
      (level trigger)

