SIEMENS NIXDORF INFORMATIONSSYSTEME AG SYSTEM BOARD D823 Processor Pentium Processor Speed 75/90/100/120/133/150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard 256MB Memory Maximum Video None Memory Cache 256KB BIOS Unidentified Dimensions 330mm x 218mm I/O Options 32-bit PCI slots (3), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), soft off power switch, soft off power supply NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location PS/2 mouse port CN1 32-bit PCI slots PC1 - PC3 Serial port 2 CN2 Front panel connector X805 Serial port 1 CN3 Chassis fan power X806 Parallel port CN4 Speaker X809 IDE interface 2 CN5 Soft off power switch X810 IDE interface 1 CN6 Soft off power supply X811 Floppy drive interface CN7 SCSI LED X812 USER CONFIGURABLE SETTINGS Function Label Position » Flash BIOS normal operation SW1/1 Off Flash BIOS recovery mode SW1/1 On » Password normal operation SW1/2 Off Password clear SW1/2 On » Port 0C91H bit 2 set to 1 SW1/3 Off Port 0C91H bit 2 set to 0 SW1/3 On » Port 0C91H bit 3 set to 1 SW1/4 Off Port 0C91H bit 3 set to 0 SW1/4 On » Flash BIOS write protect disabled SW1/5 Off Flash BIOS write protect enabled SW1/5 On » Floppy drive write protect SW1/6 Off disabled Floppy drive write protect SW1/6 On enabled » Factory configured - do not alter SW1/7 Off » System normal operation SW1/8 Off System runs POST tests SW1/8 On DRAM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB (2) 1M x 36 None None None 16MB (2) 2M x 36 None None None 16MB (2) 1M x 36 (2) 1M x 36 None None 24MB (2) 2M x 36 (2) 1M x 36 None None 24MB (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 None 24MB (2) 1M x 36 (2) 2M x 36 None None 32MB (2) 4M x 36 None None None 32MB (2) 2M x 36 (2) 1M x 36 (2) 1M x 36 None 32MB (2) 2M x 36 (2) 2M x 36 None None 32MB (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 40MB (2) 4M x 36 (2) 1M x 36 None None 40MB (2) 2M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 40MB (2) 1M x 36 (2) 2M x 36 (2) 2M x 36 None 40MB (2) 1M x 36 (2) 4M x 36 None None DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 Bank 3 48MB (2) 4M x 36 (2) 1M x 36 (2) 1M x 36 None 48MB (2) 4M x 36 (2) 2M x 36 None None 48MB (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 None 56MB (2) 4M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 56MB (2) 1M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 64MB (2) 8M x 36 None None None 64MB (2) 4M x 36 (2) 2M x 36 (2) 2M x 36 None 64MB (2) 4M x 36 (2) 4M x 36 None None 64MB (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 72MB (2) 8M x 36 (2) 1M x 36 None None 72MB (2) 1M x 36 (2) 4M x 36 (2) 4M x 36 None 72MB (2) 1M x 36 (2) 8M x 36 None None 80MB (2) 8M x 36 (2) 1M x 36 (2) 1M x 36 None 80MB (2) 4M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 80MB (2) 2M x 36 (2) 8M x 36 None None 88MB (2) 8M x 36 (2) 1M x 36 (2) 1M x 36 (2) 1M x 36 96MB (2) 8M x 36 (2) 2M x 36 (2) 2M x 36 None 96MB (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 None 96MB (2) 4M x 36 (2) 8M x 36 None None 104MB (2) 1M x 36 (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 112MB (2) 8M x 36 (2) 2M x 36 (2) 2M x 36 (2) 2M x 36 128MB (2) 8M x 36 (2) 4M x 36 (2) 4M x 36 None 128MB (2) 8M x 36 (2) 8M x 36 None None 136MB (2) 1M x 36 (2) 8M x 36 (2) 8M x 36 None 144MB (2) 2M x 36 (2) 8M x 36 (2) 8M x 36 None 160MB (2) 8M x 36 (2) 4M x 36 (2) 4M x 36 (2) 4M x 36 160MB (2) 4M x 36 (2) 8M x 36 (2) 8M x 36 None 192MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 None 200MB (2) 1M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 208MB (2) 2M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 224MB (2) 4M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 256MB (2) 32M x 36 None None None 256MB (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 (2) 8M x 36 Note: Banks are interchangeable. CACHE CONFIGURATION Note: 256KB cache is factory installed and is not configurable. The location is unidentified.