OLIVETTI

M286/25

Processor

80386DX

Processor Speed

25MHz

Chip Set

C & T

Max. Onboard DRAM

10MB

Cache

32KB

BIOS

Olivetti

Dimensions

355mm x 304mm

I/O Options

32-bit external memory card

NPU Options

80387DX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

IDE interface

CN5

Parallel port

CN2

Floppy drive interface

CN6

Serial port

CN3

32-bit external memory card

S1

Video port

CN4

 

 

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Normal operation

J11, J12

Closed

 

Indicates the level from the RS232 threshold

J11, J12

Open

»

Factory configured - do not alter

J14

Closed

»

CMOS memory normal operation

J27

Open

 

CMOS memory clear

J27

Open

»

Cache controller select 82385

J28

Open

 

Cache controller select other

J28

Closed

»

NPU synchronous with CPU

J30

Open

 

NPU asynchronous

J30

Closed

»

BIOS enabled

J32

Open

 

BIOS disabled

J32

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

2MB

(8) 44256

None

None

3MB

(8) 44256

(4) 256K x 9

None

4MB

(8) 44256

(4) 256K x 9

(4) 256K x 9

6MB

(8) 44256

(4) 1M x 9

None

10MB

(8) 44256

(4) 1M x 9

(4) 1M x 9