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M290-25 (BA08)/M290-30 (BA278)

OLIVETTI

M290-25 (BA08)/M290-30 (BA278)

Processor

AM286 (M290-30)/80286 (M290-25)

Processor Speed

20MHz

Chip Set

Topcat

Maximum Onboard Memory

17MB

Cache

None

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interfaces (2), parallel port, PS/2 mouse port, serial port, VGA port, riser slot

NPU Options

80287

CONNECTIONS

Function

Label

Function

Label

PS/2 mouse port

CN1

Floppy drive interface

CN6

Serial port

CN2

Key connector

J1

Parallel port

CN3

Hard drive LED

J2

VGA port

CN4

Riser slot

SL1

Floppy drive interface

CN5

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

 

Password normal operation

PA

Pins 1 & 2 closed

 

Password clear

PA

Pins 2 & 3 closed

 

CMOS memory normal operation

P1

Closed

 

CMOS memory clear

P1

Open

DRAM

Size

Bank 0

Bank 1

Bank 2

1MB

1MB

None

None

3MB

1MB

(2) 1M x 9

None

5MB

1MB

(2) 1M x 9

(2) 1M x 9

9MB

1MB

(2) 4M x 9

None

17MB

1MB

(2) 4M x 9

(2) 4M x 9

Note: Bank 0 is factory installed and is not configurable.

VIDEO MEMORY

Note: The size and chip types are unidentified.