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. | ||