P3B-F Pentium III/II/Celeron TM
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R PS2 KBMS USB COM1 COM2 JTPWR ATXPWR PWR_FAN CPU_FAN Row 0 1 2 3 4 5 6 7 DSW JP20 (VIO) Multi-I/O (WOL_CON) CHASSIS SMB WOR CLRTC CHA_FAN JEN IDELED P3B-F PANEL IR 14
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R R P3B-F DSW 1. Frequency Multiple 2. Frequency Multiple 3. Frequency Multiple 4. Frequency Multiple 5. (Reserved) 6. AGP Frequency Selection 7. Frequency Selection 8. Frequency Selection 9. Frequency Selection 10. Frequency Selection ON ON P3B-F DIP Switches OFF 1 2 3 4 5 6 7 8 9 10 ON ON P3B-F 1 2 3 4 5 6 7 8 9 10 DRAM Freq. x1 1 2 3 4 5 6 7 8 9 10 DRAM Freq. x2/3 P3B-F AGP Bus Frequency Setting 17
R ON ON ON CPU/DRAM PCI BUS 1 2 3 4 5 6 7 8 9 10 66.0MHz 33.4MHz 1 2 3 4 5 6 7 8 9 10 75.0MHz 37.5MHz 1 2 3 4 5 6 7 8 9 10 83.0MHz 41.6MHz ON ON ON CPU/DRAM PCI BUS 1 2 3 4 5 6 7 8 9 10 100.0MHz 33.4MHz 1 2 3 4 5 6 7 8 9 10 103.0MHz 34.3MHz 1 2 3 4 5 6 7 8 9 10 105.0MHz 35.0MHz ON ON ON P3B-F CPU/DRAM PCI BUS CPU/DRAM PCI BUS 1 2 3 4 5 6 7 8 9 10 ON 110.0MHz 36.7MHz 1 2 3 4 5 6 7 8 9 10 120.0MHz 40.0MHz 1 2 3 4 5 6 7 8 9 10 ON 112.0MHz 37.3MHz 1 2 3 4 5 6 7 8 9 10 124.0MHz 31.0MHz 1 2 3 4 5 6 7 8 9 10 ON 115.0MHz 38.3MHz 1 2 3 4 5 6 7 8 9 10 124.0MHz 41.3MHz P3B-F CPU External Frequency Selection ON CPU/DRAM PCI BUS 1 2 3 4 5 6 7 8 9 10 ON 133.0MHz 33.3MHz ON 1 2 3 4 5 6 7 8 9 10 133.0MHz 44.3MHz ON 1 2 3 4 5 6 7 8 9 10 140.0MHz 35.0MHz CPU/DRAM PCI BUS 1 2 3 4 5 6 7 8 9 10 150.0MHz 37.5MHz 18
R ON ON ON 1 2 3 4 5 6 7 8 9 10 2.0x(2/1) ON 1 2 3 4 5 6 7 8 9 10 2.5x(5/2) ON 1 2 3 4 5 6 7 8 9 10 3.0x(3/1) ON 1 2 3 4 5 6 7 8 9 10 3.5x(7/2) ON 1 2 3 4 5 6 7 8 9 10 4.0x(4/1) ON 1 2 3 4 5 6 7 8 9 10 4.5x(9/2) ON P3B-F 1 2 3 4 5 6 7 8 9 10 5.0x(5/1) 1 2 3 4 5 6 7 8 9 10 5.5x(11/2) 1 2 3 4 5 6 7 8 9 10 6.0x(6/1) P3B-F CPU : BUS Frequency Multiple ON 1 2 3 4 5 6 7 8 9 10 6.5x(13/2) ON 1 2 3 4 5 6 7 8 9 10 8.0x(8/1) ON 1 2 3 4 5 6 7 8 9 10 7.0x(7/1) ON 1 2 3 4 5 6 7 8 9 10 8.5x(17/2) ON 1 2 3 4 5 6 7 8 9 10 7.5x(15/2) 7 8 9 10 1 2 3 4 6 Pentium III 600MHz 6.0x 100MHz [OFF][OFF][OFF] [ON] [ON] [ON] [ON] [OFF] [OFF] Pentium III 550MHz 5.5x 100MHz [OFF][OFF][OFF] [ON] [OFF][OFF][OFF] [ON] [OFF] Pentium III 500MHz 5.0x 100MHz [OFF][OFF][OFF] [ON] [ON] [OFF][OFF] [ON] [OFF] Pentium III/II 450MHz 4.5x 100MHz [OFF][OFF][OFF] [ON] [OFF] [ON] [OFF] [ON] [OFF] Pentium II 400MHz 4.0x 100MHz [OFF][OFF][OFF] [ON] [ON] [ON] [OFF] [ON] [OFF] Pentium II 350MHz 3.5x 100MHz [OFF][OFF][OFF] [ON] [OFF][OFF] [ON] [ON] [OFF] Celeron 500MHz 7.5x 66MHz [OFF][OFF] [ON] [ON] [OFF][OFF] [ON] [OFF] [ON] Celeron 466MHz 7.0x 66MHz [OFF][OFF] [ON] [ON] [ON] [OFF] [ON] [OFF] [ON] Celeron 433MHz 6.5x 66MHz [OFF][OFF] [ON] [ON] [OFF] [ON] [ON] [OFF] [ON] Celeron 400MHz 6.0x 66MHz [OFF][OFF] [ON] [ON] [ON] [ON] [ON] [OFF] [ON] Celeron 366MHz 5.5x 66MHz [OFF][OFF] [ON] [ON] [OFF][OFF][OFF] [ON] [ON] Pentium II/Celeron 333MHz 5.0x 66MHz [OFF][OFF] [ON] [ON] [ON] [OFF][OFF] [ON] [ON] Pentium II/Celeron 300MHz 4.5x 66MHz [OFF][OFF] [ON] [ON] [OFF] [ON] [OFF] [ON] [ON] Pentium II/Celeron 266MHz 4.0x 66MHz [OFF][OFF] [ON] [ON] [ON] [ON] [OFF] [ON] [ON] Pentium II 233MHz 3.5x 66MHz [OFF][OFF] [ON] [ON] [OFF][OFF] [ON] [ON] [ON] 19
R R JEN P3B-F Jumper Mode Setting P3B-F 1 2 3 1 2 3 Jumper JumperFree JP20 (VIO) 1 2 3 1 2 3 P3B-F 3.50 Volt (default) 3.65 Volt P3B-F Input/Output Voltage Setting 20
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R Lock 88 Pins P3B-F 60 Pins P3B-F 168-Pin DIMM Memory Sockets 20 Pins 168-Pin DIMM Notch Key Definitions (3.3V) DRAM Key Position Voltage Key Position RFU Unbuffered Buffered 5.0V Reserved 3.3V 22
TM TM 23
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29 R P3B-F P3B-F Accelerated Graphics Port (AGP)
PS/2 Mouse (6-pin Female) PS/2 Keyboard (6-pin Female) 30
R Parallel (Printer) Port (25-pin Female) COM 1 COM 2 Serial Ports (9-pin Male) NOTE: Orient the red stripe to Pin 1 Floppy Drive Connector P3B-F Pin 1 P3B-F Floppy Disk Drive Connector 31
R USB 1 Universal Serial Bus (USB) 2 NOTE: Orient the red stripe to PIN 1 P3B-F Secondary IDE Connector Primary IDE Connector P3B-F IDE Connectors PIN 1 32
R Power Supply Fan CPU Fan Power P3B-F Rotation +12V GND Rotation +12V GND R TIP: If the case-mounted LED does not light, try reversing the 2-pin plug. P3B-F IDELED P3B-F IDE Activity LED Chassis Fan Power Rotation +12V GND P3B-F 12Volt Cooling Fan Power 33
(NC) GND Front View Back View +5V IRRX IRTX P3B-F R R IRTX +5V GND IRRX (NC) P3B-F Infrared Module Connector For the infrared feature to be available, you must connect the optional Infrared (IrDA) module to the motherboard. P3B-F SMBCLK Ground SMBDATA +5V 1 SMB P3B-F SMBus Connector 34
R R WOL_CON P3B-F +5VSB Ground PME P3B-F Wake-On-LAN Connector WOR P3B-F PIXRI# Ground 2 1 P3B-F Wake-On-Ring Connector 35
36 P3B-F Chassis Intrusion Alarm Lead +5VSB Chassis Signal GND CHASSIS R P3B-F
R * Requires an ATX power supply. P3B-F Keyboard Lock Power LED +5 V Message LED PLED Keylock Ground +5V +5 V MLED ExtSMI# Ground PWR_SW Ground Speaker Connector Ground Ground SPKR ResetCon Ground Reset SW SMI Lead ATX Power Switch* P3B-F System Panel Connections 37
R R P3B-F ATX Power Connector P3B-F +3.3 Volts -12.0 Volts Ground Power Supply On Ground Ground Ground -5.0 Volts +5.0 Volts +5.0 Volts ATXPWR +3.3 Volts +3.3 Volts Ground +5.0 Volts Ground +5.0 Volts Ground Power Good +5V Standby +12.0 Volts Power Supply Thermal Sensor Connector JTPWR P3B-F P3B-F Thermal Sensor Connector 38
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<F1> or <Alt + H> <Esc> or<alt + X> or (keypad arrow) or (keypad arrows) - (minus key) + (plus key) or spacebar <Enter> <Home> or <PgUp> <End> or <PgDn> <F5> <F10> 44
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R P3B-F Short solder points to Clear CMOS CLRTC P3B-F Clear RTC RAM 51
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LAN Activity Output Signal LEDs Intel Chipset RJ45 Wake on LAN Output Signal ASUS Other Motherboard type 93
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1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 1.80Volts 1.85Volts 1.90Volts 1.95Volts 2.00Volts 2.05Volts 2.10Volts 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 1 2 3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP5 JP4 JP3 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 JP2 JP1 2.20Volts 2.30Volts 2.40Volts 2.50Volts 2.60Volts CPU Def. Reserved Socket 370 CPU Voltage 96