SIEMENS NIXDORF INFORMATIONSSYSTEME AG

S26361-D819

Processor

80486SX/80486DX/ODP486SX/80486DX2/80486DX4/Pentium Overdrive

Processor Speed

25/33/50(internal)/66(internal)/75(internal)/100(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

64MB

Cache

128/256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (1), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

IDE interface

CN7

Parallel port

CN2

VGA feature connector

CN8

Serial port 2

CN3

Speaker

JP1

Serial port 1

CN4

LED connector

JP2

PS/2 mouse port

CN5

32-bit VESA local bus slot

SL1

Floppy drive interface

CN6

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

VGA feature connector disabled

J1

pins 1 & 2 closed

 

VGA feature connector enabled

J1

pins 2 & 3 closed

»

IRQ9 type select VGA controller only

J2

pins 1 & 2 closed

 

IRQ9 type select other uses

J2

pins 2 & 3 closed

»

IRQ12 type select mouse only

J2

pins 4 & 5 closed

 

IRQ12 type select other uses

J2

pins 5 & 6 closed

»

Cache type select write back

J4

pins 1 & 2 closed

 

Cache type select write through

J4

pins 2 & 3 closed

»

Password enabled

J8A

Closed

 

Password disabled

J8A

Open

»

Factory configured - do not alter

J8B

Closed

»

Monitor type select monochrome

J8D

Open

 

Monitor type select color

J8D

Closed

»

Factory configured - do not alter

J8E

Open

»

Flash BIOS write protect enabled

J8F

Closed

 

Flash BIOS write protect disabled

J8F

Open

»

Floppy drive interface enabled

J8G

Closed

 

Floppy drive interface disabled

J8G

Open

»

IDE interface enabled

J8H

Closed

 

IDE interface disabled

J8H

Open

»

On board VGA controller enabled

J8I

Closed

 

On board VGA controller disabled

J8I

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

4MB

(1) 1M x 36

NONE

NONE

NONE

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 2M x 36

NONE

NONE

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 2M x 36

(1) 1M x 36

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

NONE

NONE

16MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

20MB

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

20MB

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

NONE

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

24MB

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

24MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

NONE

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

28MB

(1) 2M x 36

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

28MB

(1) 4M x 36

(1) 2M x 36

(1) 1M x 36

NONE

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

(1) 4M x 36

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 2M x 36

(1) 2M x 36

NONE

32MB

(1) 8M x 36

NONE

NONE

NONE

36MB

(1) 4M x 36

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

36MB

(1) 8M x 36

(1) 1M x 36

NONE

NONE

48MB

(1) 8M x 36

(1) 2M x 36

(1) 1M x 36

(1) 1M x 36

40MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

NONE

44MB

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

44MB

(1) 8M x 36

(1) 2M x 36

(1) 1M x 36

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

NONE

52MB

(1) 8M x 36

(1) 2M x 36

(1) 2M x 36

(1) 1M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

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

J6

J7

128KB

pins 2 & 3 closed

pins 2 & 3 closed

256KB

pins 1 & 2 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

J3

80486SX

pins 1 & 2 closed

ODP486SX

pins 1 & 2 closed

80486DX

pins 2 & 3 closed

80486DX2

pins 2 & 3 closed

80486DX4

pins 2 & 3 closed

Pentium Overdrive

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

J8C

25MHz

Open

33MHz

Closed

50iMHz

Open

66iMHz

Closed

75iMHz

Open

100iMHz

Closed

CPU VOLTAGE CONFIGURATION

Voltage

J5

3.3v

pins 2 & 3 closed

5v

pins 1 & 2 closed