AMERICAN PREDATOR CORPORATION

PREDATOR LPX

Processor

80486SX/80487SX/80486DX/80486DX2/80486DX4/Pentium Overdrive

Processor Speed

20/25/33/40/50(internal)/50/66(internal)/75(internal)/83(internal)/ 100(internal)MHz

Chip Set

OPTI

Max. Onboard DRAM

64MB

Cache

128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slot, floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, ethernet interfaces (2)

NPU Options

None

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 connector

CN7

Power LED & keylock

J26

IDE interface

CN8

Riser Card

SL1

Floppy drive interface

CN9

32-bit VESA local bus slot

SL2

Note: The location of J21 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Ethernet interface type select twisted pair

JP1

pins 1 & 2 closed

 

Ethernet interface type select coaxial

JP1

pins 2 & 3 closed

»

Mouse IRQ12 enabled

JP2

pins 1 & 2 closed

 

Mouse IRQ12 disabled

JP2

pins 2 & 3 closed

»

Factory configured - do not alter

JP4

N/A

»

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 disabled

JP8

pins 3 & 4 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 disabled

JP9

pins 3 & 4 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 disabled

JP10

pins 3 & 4 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 alter

JP16

N/A

»

Factory configured - do not alter

JP18

N/A

»

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 alter

JP24

N/A

USER CONFIGURABLE SETTINGS (CON’T)

Function

Jumper

Position

»

IDE wait state select 0 wait states

JP25

pins 1 & 2 closed

 

IDE wait state select 1 wait state

JP25

pins 2 & 3 closed

»

BIOS type select EPROM

JP28

pins 2 & 3 closed

 

BIOS type select flash

JP28

pins 1 & 2 closed

»

Factory configured - do not alter

JP31

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(1) 512K x 36

NONE

NONE

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

6MB

(1) 512K x 36

(1) 1M x 36

NONE

NONE

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 closed

pins 3 & 4 closed

pins 3 & 4 closed

80487SX

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

80486DX

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX2

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486DX4

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Pentium Overdrive

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 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