SIEMENS NIXDORF INFORMATIONSSYSTEME AG

SYSTEM BOARD D841

Processor

Pentium

Processor Speed

Unidentified

Chip Set

Unidentified

Video Chip Set

Tseng Labs

Maximum Onboard Memory

128MB

Maximum Video Memory

2MB

Cache

256KB

BIOS

Unidentified

Dimensions

330mm x 218mm

I/O Options

Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VESA pass through connector, VGA port, riser slot, imageport interface, soft off power switch, soft off power supply

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

CN1

Soft off power switch

CN10

Parallel port

CN2

Front panel connector

CN11

Serial port 2

CN3

Speaker

CN12

Serial port 1

CN4

Chassis fan power

CN13

PS/2 mouse port

CN5

IDE interface LED

CN14

Soft off power supply

CN6

Imageport interface

CN15

IDE interface 1

CN7

VESA pass through connector

CN16

IDE interface 2

CN8

Riser slot

SL1

Floppy drive interface

CN9

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

?

Flash BIOS write protect disabled

SW1/1

Off

 

Flash BIOS write protect enabled

SW1/1

On

?

Factory configured - do not alter

SW1/2

Off

?

Flash BIOS normal operation

SW1/3

Off

 

Flash BIOS recovery mode

SW1/3

On

?

Floppy drive write protect disabled

SW1/4

Off

 

Floppy drive write protect enabled

SW1/4

On

DRAM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(2) 1M x 36

None

16MB

(2) 2M x 36

None

16MB

(2) 1M x 36

(2) 1M x 36

24MB

(2) 2M x 36

(2) 1M x 36

32MB

(2) 4M x 36

None

32MB

(2) 2M x 36

(2) 2M x 36

40MB

(2) 4M x 36

(2) 1M x 36

48MB

(2) 4M x 36

(2) 2M x 36

64MB

(2) 8M x 36

None

64MB

(2) 4M x 36

(2) 4M x 36

72MB

(2) 8M x 36

(2) 1M x 36

80MB

(2) 8M x 36

(2) 2M x 36

96MB

(2) 8M x 36

(2) 4M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Note: 256KB cache is factory installed and is not configurable. The location is unidentified.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

1MB

(2) 256K x 16

None

2MB

(2) 256K x 16

(2) 256K x 16

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