ICL

CX386/cx386s/cx386s25/CX486/CX486(NEW)/CX486S25

Processor

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

(depends on CPU board installed)

Processor Speed

20/25/33/50(internal)/66(internal)MHz (depends on CPU board installed)

Chip Set

Symphony/Texas (depends on CPU board installed)

Max. Onboard DRAM

16/32MB (depends on CPU board installed)

Cache

None

BIOS

ICL

Dimensions

220mm x 180mm

I/O Options

PS/2 mouse port (on CPU board), serial ports (2), parallel port, IDE interface, floppy drive interface

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Parallel port

CN1

Floppy drive interface

CN5

Serial port 2

CN2

Chassis fan power

JP1

Serial port 1

CN3

IDE interface LED

JP2

IDE interface

CN4

   

CONNECTIONS

Purpose

Location

PS/2 mouse port

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

T01A

N/A

»

Factory configured - do not alter

W04

N/A

»

CMOS memory normal operation

W05

pins 1 & 2 closed

 

CMOS memory clear

W05

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

NONE

NONE

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

NONE

NONE

10MB

(2) 1M x 9

NONE

(2) 4M x 9

NONE

12MB

(2) 1M x 9

(2) 1M x 9

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

NONE

NONE

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

Reset switch

JP2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

JP1

N/A

»

CMOS memory normal operation

JP3

pins 2 & 3 closed

 

CMOS memory clear

JP3

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

NONE

NONE

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

NONE

NONE

10MB

(2) 1M x 9

NONE

(2) 4M x 9

NONE

12MB

(2) 1M x 9

(2) 1M x 9

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

NONE

NONE

CONNECTIONS

Purpose

Location

PS/2 mouse port

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

JP1

N/A

»

Factory configured - do not alter

T1

N/A

»

CMOS memory normal operation

W1

pins 2 & 3 closed

 

CMOS memory clear

W1

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CONNECTIONS

Purpose

Location

PS/2 mouse port

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP1

Open

 

CMOS memory clear

JP1

Closed

»

Factory configured - do not alter

JP2

N/A

»

Factory configured - do not alter

T1

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

NPU CONFIGURATION

Type

JP3

ODP486SX-25

pins 2 & 3, 6 & 7 closed

80487SX

pins 2 & 3, 6 & 7 closed

CONNECTIONS

Purpose

Location

PS/2 mouse port

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP1

Open

 

CMOS memory clear

JP1

Closed

»

Factory configured - do not alter

JP2

N/A

»

Factory configured - do not alter

T1

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CPU TYPE CONFIGURATION

Type

JP3

ODP486SX

pins 2 & 3, 6 & 7 closed

ODPR486

pins 1 & 2, 5 & 6 closed

80486DX

pins 1 & 2, 5 & 6 closed

80486DX2

pins 1 & 2, 5 & 6 closed

CONNECTIONS

Purpose

Location

PS/2 mouse port

CN1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Factory configured - do not alter

J1

N/A

»

Factory configured - do not alter

J2

N/A

»

Factory configured - do not alter

J3

N/A

»

Factory configured - do not alter

J4

N/A

»

Factory configured - do not alter

J5

N/A

»

CMOS memory normal operation

J13

Open

 

CMOS memory clear

J13

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

4MB

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9