SIEMENS NIXDORF INFORMATIONSSYSTEME AG
SYSTEM BOARD D983
Processor | Pentium |
Processor Speed | 150/166/180/200MHz |
Chip Set | Unidentified |
Video Chip Set | Cirrus Logic |
Maximum Onboard Memory | 512MB (EDO supported) |
Maximum Video Memory | 2MB |
Cache | 256/512KB |
BIOS | Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | Floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VGA feature connector, VGA port, riser slot, USB connectors (2), power on switch, chip card reader, voice modem/connector, CD line in connector, auxiliary in connector, soft off power supply connector, Game/MIDI/audio connector, fax/modem remote on connector |
NPU Options | None |

CONNECTIONS | |||
Purpose | Location | Purpose | Location |
VGA port | CN1 | Floppy drive interface | CN13 |
Parallel port | CN2 | IDE interface 2 | CN14 |
Serial port 2 | CN3 | Front panel connector | CN15 |
Serial port 1 | CN4 | Speaker | CN16 |
Chip card reader | CN5 | Chassis fan power | CN17 |
PS/2 mouse port | CN6 | Chassis fan power | CN18 |
USB connectors | CN7 | SCSI LED | CN19 |
Voice modem/connector | CN8 | VGA feature connector | CN20 |
CD line in connector | CN9 | Game/MIDI/audio connector | CN21 |
Auxiliary in connector | CN10 | Power on switch | CN22 |
Soft off power supply connector | CN11 | Fax/modem remote on connector | CN23 |
IDE interface 1 | CN12 | Riser slot | SL1 |
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 | |
DIMM CONFIGURATION | ||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
16MB | (1) 2M x 64 | None | None | None |
32MB | (1) 2M x 64 | (1) 2M x 64 | None | None |
32MB | (1) 4M x 64 | None | None | None |
48MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | None |
64MB | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 | (1) 2M x 64 |
64MB | (1) 4M x 64 | (1) 4M x 64 | None | None |
64MB | (1) 8M x 64 | None | None | None |
96MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | None |
128MB | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 | (1) 4M x 64 |
128MB | (1) 8M x 64 | (1) 8M x 64 | None | None |
128MB | (1) 16M x 64 | None | None | None |
192MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | None |
256MB | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 | (1) 8M x 64 |
256MB | (1) 16M x 64 | (1) 16M x 64 | None | None |
384MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | None |
512MB | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 | (1) 16M x 64 |
Note: Board accepts EDO memory. | ||||
CACHE CONFIGURATION |
Note: The location of the 256KB/512KB cache is unidentified. |
VIDEO MEMORY CONFIGURATION | ||
Size | Bank 0 | Bank 1 |
1MB | 1MB | None |
2MB | 1MB | (2) 256K x 16 |
Note: Bank 0 is factory installed and is not configurable. | ||
CPU SPEED SELECTION | ||||||
CPU speed | Clock speed | Multiplier | SW1/5 | SW1/6 | SW1/7 | SW1/8 |
150MHz | 60MHz | 2.5x | Off | On | On | Off |
166MHz | 66MHz | 2.5x | On | On | On | Off |
180MHz | 60MHz | 3x | Off | On | Off | On |
200MHz | 66MHz | 3x | On | On | Off | On |