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  |