DEICO ELECTRONICS, INC.

PREDATOR-S

Processor

80386DX/80486SX/80487SX/ODP486SX/80486DX/80486DX2

Processor Speed

20/25/33/40/50(internal)/50/66(internal) MHz

Chip Set

Symphony

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

PS/2 mouse port

NPU Options

80387DX

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port header

J2

Power LED & keylock

J22

Reset switch

J20

Speaker

J23

Turbo switch

J21/3 & 4

CPU speed indicator power (+5VDC)

J24

Turbo LED

J21/1 & 2

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

PS/2 mouse port enabled (IRQ12)

JP1

pins 1 & 2 closed

 

PS/2 mouse port disabled

JP1

pins 2 & 3 closed

»

Monitor type select color

JP2

pins 1 & 2 closed

 

Monitor type select monochrome

JP2

pins 2 & 3 closed

»

CMOS memory normal operation

JP3

pins 1 & 2 closed

 

CMOS memory clear

JP3

pins 2 & 3 closed

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

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE JUMPER CONFIGURATION

Size

CPU

JP5, JP6, JP8

JP9, JP13, JP14, JP15, JP16

JP11 & JP12

64KB

80386DX

pins 1 & 2

pins 1 & 2 closed

pins 2 & 3

64KB

any 80486

pins 1 & 2

pins 1 & 2 closed

pins 1 & 2

128KB

80386DX

pins 2 & 3

pins 2 & 3 closed

pins 1 & 2

128KB

any 80486

pins 2 & 3

pins 2 & 3 closed

pins 1 & 2

256KB

80386DX

pins 3 & 4

pins 1 & 2 closed

pins 2 & 3

256KB

any 80486

pins 3 & 4

pins 1 & 2 closed

pins 1 & 2

Note:Pins designated should be in the closed position.

SRAM CONFIGURATION

Size

Cache

Location

TAG

64KB

(8) 8K x 8

Banks 0 & 1

(1) 8K x 8

128KB

(4) 32K x 8

Bank 0

(1) 32K x 8

256KB

(8) 32K x 8

Banks 0 & 1

(1) 32K x 8

CPU SPEED CONFIGURATION

CPU type

Speed

JP4

JP7

JP10

80386DX

25MHz

pins 7 & 8 closed

pins 1 & 2 closed

pins 3 & 4 closed

80386DX

33MHz

pins 7 & 8 closed

pins 1 & 2 closed

pins 5 & 6 closed

80386DX

40MHz

pins 7 & 8 closed

pins 1 & 2 closed

pins 7 & 8 closed

80486SX

20MHz

pins 5 & 6 closed

pins 1 & 2 closed

pins 1 & 2 closed

80486SX

25MHz

pins 5 & 6 closed

pins 1 & 2 closed

pins 3 & 4 closed

80487SX

20MHz

pins 3 & 4 closed

pins 1 & 2 closed

pins 1 & 2 closed

80487SX

25MHz

pins 3 & 4 closed

pins 1 & 2 closed

pins 3 & 4 closed

ODP486SX

25/50i MHz

pins 3 & 4 closed

pins 1 & 2 closed

pins 3 & 4 closed

ODP486SX

33/66i MHz

pins 3 & 4 closed

pins 1 & 2 closed

pins 5 & 6 closed

80486DX/DX2

25/50i MHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 3 & 4 closed

80486DX/DX2

33/66i MHz

pins 1 & 2 closed

pins 1 & 2 closed

pins 5 & 6 closed

80486DX

50MHz

pins 1 & 2 closed

pins 2 & 3 closed

pins 9 & 10 closed