SIEMENS NIXDORF
SYSTEM BOARD D887
| 
 Device Type  | 
 Mainboard  | 
| 
 Processor  | 
 Pentium Pro  | 
| 
 Processor Speed  | 
 166/200MHz  | 
| 
 Chip Set  | 
 Intel 450GX  | 
| 
 Video Chip Set  | 
 Cirrus Logic  | 
| 
 Maximum Onboard Memory  | 
 2GB  | 
| 
 Maximum Video Memory  | 
 1MB  | 
| 
 Cache  | 
 256/512KB (located on Pentium Pro CPU)  | 
| 
 BIOS  | 
 Unidentified  | 
| 
 Dimensions  | 
 355mm x 304mm  | 
| 
 I/O Options (backplane)  | 
 32-bit PCI slots (6), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, ATX power connector, CPU slots (2)  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 ATX power connector  | 
 ATX  | 
 Serial port  | 
 CN3  | 
| 
 On/off swithc  | 
 C1  | 
 Parallel port  | 
 CN4  | 
| 
 Chassis fan power  | 
 C2  | 
 Can bus interface  | 
 CN5  | 
| 
 Remote power on  | 
 C3  | 
 VGA port  | 
 CN6  | 
| 
 Chassis fan power  | 
 C4  | 
 IDE interface  | 
 CN7  | 
| 
 Temperature sensor  | 
 C5  | 
 Floppy drive interface  | 
 CN8  | 
| 
 Signal/auxiliary voltage  | 
 C6  | 
 32-bit PCI slots  | 
 PC1 – PC6  | 
| 
 Can bus connector  | 
 C7  | 
 CPU slot 1  | 
 SL1  | 
| 
 PS/2 mouse port  | 
 CN1  | 
 CPU slot 2  | 
 SL2  | 
| 
 Serial port  | 
 CN2  | ||
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J1  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J2  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J3  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J4  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 J5  | 
 Unidentified  | 
| 
 »  | 
 BIOS normal operation  | 
 SW1/1  | 
 Off  | 
| 
 BIOS recovery mode  | 
 SW1/1  | 
 On  | |
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/2  | 
 Off  | 
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/3  | 
 Unidentified  | 
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/4  | 
 Unidentified  | 
| 
 »  | 
 BIOS write protect disabled  | 
 SW1/5  | 
 Off  | 
| 
 BIOS write protect enabled  | 
 SW1/5  | 
 On  | |
| 
 »  | 
 Floppy drive write protect disabled  | 
 SW1/6  | 
 Off  | 
| 
 Floppy drive enabled  | 
 SW1/6  | 
 On  | |
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/7  | 
 Off  | 
| 
 »  | 
 Factory configured - do not alter  | 
 SW1/8  | 
 Unidentified  | 
| 
 DIMM CONFIGURATION  | ||||
| 
 Size  | 
 Bank 0  | 
 Bank 1  | 
 Bank 2  | 
 Bank 3  | 
| 
 32MB  | 
 (4) 1M x 64  | 
 None  | 
 None  | 
 None  | 
| 
 64MB  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
 None  | 
 None  | 
| 
 64MB  | 
 (4) 2M x 64  | 
 None  | 
 None  | 
 None  | 
| 
 96MB  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
 None  | 
| 
 128MB  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
 (4) 1M x 64  | 
| 
 128MB  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
 None  | 
 None  | 
| 
 128MB  | 
 (4) 4M x 64  | 
 None  | 
 None  | 
 None  | 
| 
 192MB  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
 None  | 
| 
 256MB  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
 (4) 2M x 64  | 
| 
 256MB  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
 None  | 
 None  | 
| 
 256MB  | 
 (4) 8M x 64  | 
 None  | 
 None  | 
 None  | 
| 
 384MB  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
 None  | 
| 
 512MB  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
 (4) 4M x 64  | 
| 
 512MB  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
 None  | 
 None  | 
| 
 512MB  | 
 (4) 16M x 64  | 
 None  | 
 None  | 
 None  | 
| 
 768MB  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
 None  | 
| 
 1024MB  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
 (4) 8M x 64  | 
| 
 1024MB  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
 None  | 
 None  | 
| 
 1568MB  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
 None  | 
| 
 2048MB  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
 (4) 16M x 64  | 
| 
 CACHE CONFIGURATION  | 
| 
 Note: 256KB/512KB cache is located on the Pentium Pro CPU.  | 
| 
 VIDEO MEMORY CONFIGURATION  | 
| 
 Note: The location of the video memory is unidentified.  | 
| 
 CPU SPEED SELECTION  | |||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 X100  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Pins 1 & 2 closed  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Pins 1 & 2 closed  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Converter module for CPU 1  | 
 C1  | 
 Converter module for CPU 0  | 
 C3  | 
| 
 Temperature sensor for CPU 1  | 
 C2  | 
 Temperature sensor for CPU 0  | 
 C4  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J1  | 
 Unidentified  | 
| 
 CPU SPEED SELECTION  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J2/ pins 1 & 2  | 
 J2/ pins 3 & 4  | 
 J2/ pins 5 & 6  | 
 J2/ pins 7 & 8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 CPU SPEED SELECTION (CON’T)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J2/pins 9 & 10  | 
 J2/pins 11 & 12  | 
 J2/pins 13 & 14  | 
 J2/pins 15 & 16  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 CONNECTIONS  | |||
| 
 Purpose  | 
 Location  | 
 Purpose  | 
 Location  | 
| 
 Temperature sensor for CPU 2  | 
 C1  | 
 Temperature sensor for CPU 3  | 
 C3  | 
| 
 Converter module for CPU 2  | 
 C2  | 
 Converter module for CPU 3  | 
 C4  | 
| 
 USER CONFIGURABLE SETTINGS  | |||
| 
 Function  | 
 Label  | 
 Position  | |
| 
 »  | 
 Factory configured - do not alter  | 
 J2  | 
 Unidentified  | 
| 
 CPU SPEED SELECTION  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J1/ pins 1 & 2  | 
 J1/ pins 3 & 4  | 
 J1/ pins 5 & 6  | 
 J1/ pins 7 & 8  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  | 
| 
 CPU SPEED SELECTION (CON’T)  | ||||||
| 
 CPU speed  | 
 Clock speed  | 
 Multiplier  | 
 J1/pins 9 & 10  | 
 J1/pins 11 & 12  | 
 J1/pins 13 & 14  | 
 J1/pins 15 & 16  | 
| 
 166MHz  | 
 66MHz  | 
 2.5x  | 
 Closed  | 
 Closed  | 
 Open  | 
 Open  | 
| 
 200MHz  | 
 66MHz  | 
 3x  | 
 Closed  | 
 Closed  | 
 Closed  | 
 Closed  |