SUPER MICRO P6SNA Processor Pentium Pro Processor Speed 150/166/180/200MHz Chip Set Intel Video Chip Set None Maximum Onboard Memory 512MB (EDO supported) Maximum Video Memory None Cache 256/512KB (located on Pentium Pro CPU) BIOS AMI Dimensions 305mm x 249mm I/O Options 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, power on connector NPU Options None [Image] CONNECTIONS Purpose Location Purpose Location ATX power connector ATX Green PC connector JP39 IDE interface 1 J11 Buzzer JP89 IDE interface 2 J12 Chassis fan power JP91 Speaker J22 Chassis fan power JP92 IDE interface LED J23 Chassis fan power JP93 PS/2 mouse port J83 IR connector JP96 Floppy drive interface J85 External battery JP881 Parallel port J817 Power on connector JP882 Serial port 1 J818 32-bit PCI slots PC1- PC4 Serial port 2 J824 USB connector 1 USB1 Power LED & keylock JP20 USB connector 2 USB2 Reset switch JP21 USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not J86 Pins 1 & 2 closed alter » Factory configured - do not J88 Pins 1 & 2 closed alter » Factory configured - do not J827 Closed alter » Factory configured - do not J828 Closed alter » Factory configured - do not J829 Closed alter » Factory configured - do not JP13 Pins 2 & 3 closed alter » Factory configured - do not JP15 Pins 2 & 3 closed alter » Factory configured - do not JP22 Open alter » Factory configured - do not JP23 Open alter » Factory configured - do not JP26 Open alter » Factory configured - do not JP27 Closed alter » Factory configured - do not JP38 Open alter » Factory configured - do not JP88 Open alter ISA CLK = PCI CLK/4 JP42 Closed ISA CLK = PCI CLK/3 JP42 Open » Factory configured - do not JP90 Unidentified alter » Factory configured - do not JP94 Unidentified alter » Factory configured - do not JP97 Unidentified alter » CMOS memory normal operation JP880 Pins 1 & 2 closed CMOS memory clear JP880 Pins 2 & 3 closed 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 DRAM CONFIGURATION (CON’T) Size Bank 0 Bank 1 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) 2M x 36 (2) 4M 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) 2M x 36 (2) 8M x 36 96MB (2) 8M x 36 (2) 4M x 36 128MB (2) 16M x 36 None 128MB (2) 8M x 36 (2) 8M x 36 136MB (2) 16M x 36 (2) 1M x 36 144MB (2) 16M x 36 (2) 2M x 36 160MB (2) 16M x 36 (2) 4M x 36 192MB (2) 16M x 36 (2) 8M x 36 256MB (2) 32M x 36 None 256MB (2) 16M x 36 (2) 16M x 36 264MB (2) 32M x 36 (2) 1M x 36 272MB (2) 32M x 36 (2) 2M x 36 288MB (2) 32M x 36 (2) 4M x 36 320MB (2) 32M x 36 (2) 8M x 36 384MB (2) 32M x 36 (2) 16M x 36 512MB (2) 32M x 36 (2) 32M x 36 Note: Board accepts EDO memory. Board also accepts x 32 SIMMs. Banks are interchangeable. CACHE CONFIGURATION Note: 256KB/512KB cache is located on the Pentium Pro CPU. CPU SPEED SELECTION Speed JP29 JP30 JP31 JP32 JP36 JP37 150MHz Open Closed Closed Closed Closed Open 166MHz Open Closed Closed Closed Open Closed 180MHz Closed Open Closed Closed Closed Open 200MHz Closed Open Closed Closed Open Closed THERMAL CONTROL SELECTION Turn on Shut down JP95 55 37 Pins 1 & 2 closed 64 50 Pins 2 & 3 closed » 72 43 Open Note: Temperature is in Celsius.