UNIDENTIFIED

CONTAQ 596

Processor

80486SX/80487SX/80486DX/ODP486SX/80486DX2/Pentium Overdrive

Processor Speed

16/20/25/33/50(internal)/66(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

128MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

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 slots

SL1 & SL2

Turbo LED

J4

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

JP5

N/A

»

Factory configured - do not alter

JP9

N/A

»

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 alter

JP76

N/A

»

Factory configured - do not alter

JP77

N/A

»

Factory configured - do not alter

JP80

N/A

»

Factory configured - do not alter

JP81

N/A

»

Factory configured - do not alter

JP82

N/A

»

Factory configured - do not alter

JP83

N/A

»

VESA card select normal

JP89

Closed

 

VESA card select Weitek P9000 only

JP89

Open

»

Factory configured - do not alter

JP90

N/A

»

Factory configured - do not alter

JP93

N/A

»

Factory configured - do not alter

JP96

N/A

»

Factory configured - do not alter

JP97

N/A

»

Factory configured - do not alter

JP98

N/A

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 & 4 closed

pins 1 & 2 closed

Open

ODP486SX

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

Closed

80487SX

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

Closed

80486DX

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

Open

80486DX2

pins 1 & 2, 3 & 4 closed

pins 1 & 2 closed

Open

Pentium Overdrive

pins 1 & 2, 3 & 4 closed

pins 1 & 2 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 closed

pins 1 & 2 closed

> 33MHz

Closed

Closed

pins 1 & 2 closed

pins 1 & 2 closed