
AMERICAN PREDATOR CORPORATION

PREDATOR LPX

Processor  80486SX/80487SX/80486DX/80486DX2/80486DX4/Pentium Overdrive
Processor  20/25/33/40/50(internal)/50/66(internal)/75(internal)/83(internal)/
Speed      100(internal)MHz
Chip Set   OPTI
Max.       64MB
Onboard
DRAM
Cache      128/256KB
BIOS       AMI
Dimensions 330mm x 218mm
I/O        32-bit VESA local bus slot, floppy drive interface, IDE interface,
Options    parallel port, PS/2 mouse port, serial ports (2), VGA port,
           ethernet interfaces (2)
NPU        None
Options

[Image]

                                CONNECTIONS

  Purpose                  Location    Purpose                  Location

  VGA port                   CN1       Reset switch               J16

  Parallel port              CN2       IDE interface LED          J17

  Serial port 2              CN3       Turbo LED                  J18

  Serial port 1              CN4       Speaker                    J19

  PS/2 mouse port            CN5       Ethernet LED               J21

  Ethernet TP connector      CN6       5v ground                  J22

  Ethernet AUI               CN7       Power LED & keylock        J26
  connector

  IDE interface              CN8       Riser Card                 SL1

  Floppy drive               CN9       32-bit VESA local bus      SL2
  interface                            slot

  Note: The location of J21 is unidentified.

                        USER CONFIGURABLE SETTINGS

                Function                     Jumper          Position

     Ethernet interface type select          JP1           pins 1 & 2
      twisted pair                                            closed

      Ethernet interface type select          JP1           pins 2 & 3
      coaxial                                                 closed

     Mouse IRQ12 enabled                     JP2           pins 1 & 2
                                                              closed

      Mouse IRQ12 disabled                    JP2           pins 2 & 3
                                                              closed

     Factory configured - do not             JP4              N/A
      alter

     Boot ROM disabled                       JP6           pins 1 & 2
                                                              closed

      Boot ROM enabled                        JP6           pins 2 & 3
                                                              closed

     Parallel port IRQ select IRQ7           JP8           pins 1 & 2
                                                              closed

      Parallel port IRQ select IRQ5           JP8           pins 2 & 3
                                                              closed

      Parallel port IRQ select                JP8           pins 3 & 4
      disabled                                                closed

     Serial port 1 IRQ select IRQ4           JP9           pins 1 & 2
                                                              closed

      Serial port 1 IRQ select IRQ5           JP9           pins 2 & 3
                                                              closed

      Serial port 1 IRQ select                JP9           pins 3 & 4
      disabled                                                closed

     Serial port 2 IRQ select IRQ3           JP10          pins 1 & 2
                                                              closed

      Serial port 2 IRQ select IRQ9           JP10          pins 2 & 3
                                                              closed

      Serial port 2 IRQ select                JP10          pins 3 & 4
      disabled                                                closed

     On board VGA enabled                    JP11          pins 1 & 2
                                                              closed

      On board VGA disabled                   JP11          pins 2 & 3
                                                              closed

     VGA IRQ select IRQ9                     JP12          pins 1 & 2
                                                              closed

      VGA IRQ select disabled                 JP12          pins 2 & 3
                                                              closed

     On board I/O enabled                    JP13          pins 1 & 2
                                                              closed

      On board I/O disabled                   JP13          pins 2 & 3
                                                              closed

     CMOS memory normal operation            JP14          pins 1 & 2
                                                              closed

      CMOS memory clear                       JP14          pins 2 & 3
                                                              closed

     Factory configured - do not             JP16             N/A
      alter

     Factory configured - do not             JP18             N/A
      alter

     IDE interface enabled                   JP19          pins 1 & 2
                                                              closed

      IDE interface disabled                  JP19          pins 2 & 3
                                                              closed

     IDE timing select normal                JP20          pins 1 & 2
                                                              closed

      IDE timing select slow                  JP20          pins 2 & 3
                                                              closed

     Factory configured - do not             JP24             N/A
      alter

                    USER CONFIGURABLE SETTINGS (CONT)

                Function                     Jumper          Position

     IDE wait state select 0 wait            JP25          pins 1 & 2
      states                                                  closed

      IDE wait state select 1 wait            JP25          pins 2 & 3
      state                                                   closed

     BIOS type select EPROM                  JP28          pins 2 & 3
                                                              closed

      BIOS type select flash                  JP28          pins 1 & 2
                                                              closed

     Factory configured - do not             JP31             N/A
      alter

                            DRAM CONFIGURATION

     Size          Bank 0         Bank 1        Bank 2         Bank 3

     2MB         (1) 512K x        NONE          NONE           NONE
                     36

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

     6MB         (1) 512K x     (1) 1M x 36      NONE           NONE
                     36

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

     8MB        (1) 2M x 36        NONE          NONE           NONE

     12MB       (1) 1M x 36     (1) 1M x 36   (1) 1M x 36       NONE

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

     16MB       (1) 4M x 36        NONE          NONE           NONE

     20MB       (1) 1M x 36     (1) 4M x 36      NONE           NONE

     24MB       (1) 1M x 36     (1) 1M x 36   (1) 4M x 36       NONE

     28MB       (1) 1M x 36     (1) 1M x 36   (1) 4M x 36    (1) 1M x 36

     32MB       (1) 4M x 36     (1) 4M x 36      NONE           NONE

     32MB       (1) 8M x 36        NONE          NONE           NONE

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

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

     48MB       (1) 4M x 36     (1) 4M x 36   (1) 4M x 36       NONE

     52MB       (1) 1M x 36     (1) 4M x 36   (1) 4M x 36    (1) 4M x 36

     64MB       (1) 4M x 36     (1) 4M x 36   (1) 4M x 36    (1) 4M 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

                  CACHE JUMPER CONFIGURATION

        Size                 JP21                 JP22

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

        256KB          pins 2 & 3 closed   pins 2 & 3 closed

                          CPU TYPE CONFIGURATION

        Type               JP27              JP29              JP30

       80486SX           pins 3 & 4       pins 3 & 4        pins 3 & 4
                          closed            closed            closed

       80487SX           pins 2 & 3       pins 2 & 3        pins 2 & 3
                          closed            closed            closed

       80486DX           pins 1 & 2       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

      80486DX2           pins 1 & 2       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

      80486DX4           pins 1 & 2       pins 1 & 2        pins 1 & 2
                          closed            closed            closed

  Pentium Overdrive      pins 2 & 3       pins 2 & 3        pins 2 & 3
                          closed            closed            closed

          CPU SPEED CONFIGURATION

        Speed                 JP23

        20MHz           pins 1 & 2 closed

        25MHz           pins 3 & 4 closed

        33MHz           pins 5 & 6 closed

        40MHz           pins 7 & 8 closed

        50iMHz          pins 3 & 4 closed

        50MHz          pins 9 & 10 closed

        66iMHz          pins 5 & 6 closed

        75iMHz          pins 3 & 4 closed

        83iMHz          pins 5 & 6 closed

       100iMHz          pins 5 & 6 closed

                    IDE MODE CONFIGURATION

        Mode                 JP15                 JP17

          0            pins 2 & 3 closed   pins 2 & 3 closed

          1            pins 2 & 3 closed   pins 1 & 2 closed

          2            pins 1 & 2 closed   pins 2 & 3 closed

          3            pins 1 & 2 closed   pins 1 & 2 closed

         ETHERNET I/O CONFIGURATION

     I/O address               JP3

         300h           pins 3 & 4 closed

         320h           pins 5 & 6 closed

         340h           pins 7 & 8 closed

         360h          pins 9 & 10 closed

       Disabled         pins 1 & 2 closed

         ETHERNET DMA CONFIGURATION

         DMA                   JP5

        DMA 3          pins 9 & 10 closed

        DMA 5           pins 3 & 4 closed

        DMA 6           pins 5 & 6 closed

        DMA 7           pins 7 & 8 closed

       Disabled         pins 1 & 2 closed

         ETHERNET IRQ CONFIGURATION

         IRQ                   JP7

         IRQ3           pins 3 & 4 closed

         IRQ4           pins 5 & 6 closed

         IRQ5           pins 7 & 8 closed

         IRQ9          pins 9 & 10 closed

       Disabled         pins 1 & 2 closed

