OLIVETTI

LSX5015 (BA305/BA322/BA360/BA365)

LSX5025 (BA306/BA322/BA361)

Processor

80486SX/ODP486SX/80487SX/80486DX/80486DX2 (5015)

80486DX/ODP486DX/80486DX2 (5025)

Processor Speed

25/50(internal)MHz (5015)

33/66(internal)MHz (5025)

Chip Set

Unidentified

Video Chip Set

ET

Maximum Onboard Memory

64MB

Maximum Video Memory

None

Cache

128KB (only on 5025)

BIOS

Unidentified

Dimensions

355mm x 304mm

I/O Options

Parallel port, PS/2 mouse port, serial port, feature connector, VGA port, riser slot

NPU Options

None

CONNECTIONS

Function

Label

Function

Label

VGA port

CN1

Feature connector

CN5

Serial port

CN2

Console connector

CN6

Parallel port

CN3

Riser slot

SL1

PS/2 mouse port

CN4

   

USER CONFIGURABLE SETTINGS

Setting

Label

Position

»

Factory configured - do not alter

J13

Open

 

Temperature sensor enabled

J21

Closed

 

Temperature sensor disabled

J21

Open

 

DSM board installed

J24

Open

 

DSM board not installed

J24

Closed

»

PST gate array disabled

J27

Open

 

PST gate array enabled

J27

Closed

»

Serial port chip enabled

SW1/1

On

 

Serial port chip disabled

SW1/1

Off

»

EISA bus on riser board enabled

SW1/2

Off

 

EISA bus on riser board disabled

SW1/2

On

»

Factory configured - do not alter

SW2/1

N/A

»

Password normal operation

SW2/2

On

 

Reboots system ignoring CMOS and EISA configuration

SW2/2

Off

»

Factory configured - do not alter

SW2/3

N/A

»

Factory configured - do not alter

SW2/4

N/A

Note: Jumper J27 may not be present on all boards. It is not present on level 2 boards BA305, BA360 & BA365 and level 1 boards BA306 & BA361.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(2) 512K x 36

None

None

None

8MB

(2) 512K x 36

(2) 512K x 36

None

None

8MB

(2) 1M x 36

None

None

None

12MB

(2) 512K x 36

(2) 512K x 36

(2) 512K x 36

None

12MB

(2) 1M x 36

None

(2) 512K x 36

None

16MB

(2) 512K x 36

(2) 512K x 36

(2) 512K x 36

(2) 512K x 36

16MB

(2) 1M x 36

None

(2) 512K x 36

(2) 512K x 36

16MB

(2) 1M x 36

(2) 1M x 36

None

None

16MB

(2) 2M x 36

None

None

None

20MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

None

20MB

(2) 2M x 36

None

(2) 512K x 36

None

24MB

(2) 1M x 36

(2) 1M x 36

(2) 512K x 36

(2) 512K x 36

24MB

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

24MB

(2) 2M x 36

None

(2) 512K x 36

(2) 512K x 36

24MB

(2) 2M x 36

None

(2) 1M x 36

None

32MB

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

(2) 1M x 36

32MB (UNIX)

(2) 2M x 36

None

(2) 1M x 36

(2) 1M x 36

32MB (DOS)

(2) 1M x 36

(2) 1M x 36

(2) 2M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

None

None

36MB

(2) 2M x 36

(2) 2M x 36

(2) 512K x 36

None

40MB

(2) 2M x 36

(2) 2M x 36

(2) 512K x 36

(2) 512K x 36

40MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

None

48MB

(2) 2M x 36

(2) 2M x 36

(2) 1M x 36

(2) 1M x 36

48MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

None

64MB

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

(2) 2M x 36

CACHE CONFIGURATION

Size

Bank 0

128KB

128KB

Note: Cache upgrade socket is only on the 5025 mainboard.

CPU SPEED SELECTION (5015)

Speed

SW1/3

SW1/4

25MHz (5015)

Off

On

50iMHz (5015)

Off

On

CPU SPEED SELECTION (5025)

Speed

SW1/3

SW1/4

33MHz (5025)

On

Off

66iMHz (5025)

On

Off

CPU TYPE SELECTION (5015)

Type

J25

J26

80486SX

Open

Closed

ODP486SX

Open

Open

80487SX

Open

Open

80486DX

Closed

Open

80486DX2

Closed

Open

CPU TYPE SELECTION (5025)

Type

J25

J26

80486DX

Closed

Open

ODP486DX

Open

Open

80486DX2

Closed

Open

SERIAL PORT MODE SELECTION

Setting

J6

J8

»

Enabled in Fail Safe Mode

Closed

Closed

 

Enabled in AT mode

Open

Open

MISCELLANEOUS TECHNICAL NOTE

The location of pin 1 on CN5 is unidentified.