SUPER MICRO P6SBA Device Type Mainboard Processor Pentium II Processor Speed 233/266/300/333/350/400MHz Chip Set Intel 440BX Maximum Onboard Memory 768MB (EDO & SDRAM supported) Cache 256/512KB (located on the Pentium II CPU) BIOS AMI Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Reset switch JF2A ATX power connector ATX Power switch JF2B IDE interface 1 J15 IR connector JF2C IDE interface 2 J16 Speaker JF2D USB connector 1 J17 Power LED & keylock JF2E USB connector 2 J18 IDE interface LED JF2F Parallel port J19 Intrusion connector JL1 Serial port 1 J20 Overheat LED JOH Serial port 2 J21 CPU fan power JT1 Floppy drive interface J22 32-bit PCI slots PC1 - PC4 PS/2 mouse port J34 Soft off power supply SW2 External battery JBT2 Wake on LAN connector WOL USER CONFIGURABLE SETTINGS Function Label Position » Factory configured - do not alter JTM Reserved » Factory configured - do not alter JL2 Reserved » Factory configured - do not alter JT2 Reserved » Factory configured - do not alter JT3 Reserved » Pentium II CTL PD state JP20 Pins 1 & 2 closed BIOS CTL PD state JP20 Pins 2 & 3 closed » CMOS memory normal operation JBT1 Pins 1 & 2 closed CMOS memory clear JBT1 Pins 2 & 3 closed DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 Bank 3 8MB 1MB x 64 None None None 16MB 1MB x 64 1MB x 64 None None 16MB 2MB x 64 None None None 24MB 1MB x 64 1MB x 64 1MB x 64 32MB 1MB x 64 1MB x 64 1MB x 64 1MB x 64 32MB 2MB x 64 2MB x 64 None None 32MB 4MB x 64 None None None 40MB 2MB x 64 2MB x 64 1MB x 64 None 48MB 2MB x 64 2MB x 64 2MB x 64 None 64MB 2MB x 64 2MB x 64 2MB x 64 2MB x 64 64MB 4MB x 64 4MB x 64 None None 64MB 8MB x 64 None None None 88MB 4MB x 64 4MB x 64 2MB x 64 1MB x 64 96MB 4MB x 64 4MB x 64 4MB x 64 112MB 4MB x 64 4MB x 64 4MB x 64 2MB x 64 128MB 4MB x 64 4MB x 64 4MB x 64 4MB x 64 128MB 8MB x 64 8MB x 64 None None 128MB 16MB x 64 None None None 176MB 8MB x 64 8MB x 64 4MB x 64 2MB x 64 192MB 8MB x 64 8MB x 64 8MB x 64 224MB 8MB x 64 8MB x 64 8MB x 64 4MB x 64 256MB 8MB x 64 8MB x 64 8MB x 64 8MB x 64 256MB 16MB x 64 16MB x 64 None None 256MB 32MB x 64 None None None 352 MB 16MB x 64 16MB x 64 8MB x 64 4MB x 64 384MB 16MB x 64 16MB x 64 16MB x 64 448 MB 16MB x 64 16MB x 64 16MB x 64 8MB x 64 512MB 16MB x 64 16MB x 64 16MB x 64 16MB x 64 512MB 32MB x 64 32MB x 64 None None 512MB 64MB x 64 None None None 704 MB 32MB x 64 32MB x 64 16MB x 64 8MB x 64 768MB 32MB x 64 32MB x 64 32MB x 64 None CACHE CONFIGURATION Note: The 256/512KB cache memory is located on the Pentium II CPU. CPU SPEED SELECTION (PENTIUM II) CPU speed Clock Multiplier JB1 JB2 JB3 speed 233MHz 66MHz 3.5x Open Open Closed 266MHz 66MHz 4x Closed Closed Open 300MHz 66MHz 4.5x Open Closed Open 333MHz 66MHz 5x Closed Open Open 350MHz 100MHz 3.5x Open Open Closed 400MHz 100MHz 4x Closed Closed Open CPU SPEED SELECTION (PENTIUM II CONT’) CPU speed Clock Multiplier JB4 JP11 speed 233MHz 66MHz 3.5x Closed Pins 2 & 3 closed 266MHz 66MHz 4x Closed Pins 2 & 3 closed 300MHz 66MHz 4.5x Closed Pins 2 & 3 closed 333MHz 66MHz 5x Closed Pins 2 & 3 closed 350MHz 100MHz 3.5x Closed Open 400MHz 100MHz 4x Closed Open DIAGNOSTIC LED(S) LED Color Status Condition LED1 Unidentified On Power on LED1 Unidentified Off Power off