ASUS COMPUTER INTERNATIONAL P5A-B (REV. 1.03) Device Type Mainboard Processor CX 6X86L/IBM 6X86L/CX 686MX/IBM 6X86MX/CX MII/IBM MII/ AM K5/AM K6/Pentium/Pentium MMX Processor 75/90/100/120/133/150/166/200/233/266/300/333/350MHz Speed Chip Set ALI Aladdin V Maximum 768MB (SDRAM supported) Onboard Memory Audio Chip SetC-media Cache 512/1024KB BIOS Unidentified Dimensions 305mm x 244mm I/O Options 32-bit PCI slots (3), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector, AGP slot, audio in – CD-ROMs (2), wake on LAN connector, audio connector [Image] CONNECTIONS Purpose Location Purpose Location AGP slot AGP Audio in – CD-ROM C9 ATX power ATX Auxiliary in C10 connector connector Turbo LED C1/pins 2 & SMBus connector C11 3 Soft off power C1/pins 6 & Chassis intrusion C12 supply 7 connector Reset switch C1/pins 9 & Wake on LAN C13 10 connector Power LED & C1/pins 11 – Power fan C14 keylock 15 Speaker C1/pins 17 - Serial port 1 CN1 20 IR connector C2 Serial port 2 CN2 IDE interface LED C3 Parallel port CN3 Digital audio C4 Floppy drive CN4 connector interface Chassis fan power C5 IDE interface 2 CN5 Audio connector C6 IDE interface 1 CN6 Audio in – CD-ROM C7 PS/2 mouse, USB, CN7 IR interface CPU fan power C8 32-bit PCI slots PC1 – PC3 USER CONFIGURABLE SETTINGS Function Label Position » CMOS memory normal operation RTC Open CMOS memory clear RTC Closed DIMM CONFIGURATION Size Bank 0 Bank 1 Bank 2 8MB (1) 1M x 64 None None 16MB (1) 1M x 64 (1) 1M x 64 None 16MB (1) 2M x 64 None None 24MB (1) 1M x 64 (1) 1M x 64 (1) 1M x 64 32MB (1) 2M x 64 (1) 2M x 64 None 32MB (1) 4M x 64 None None 48MB (1) 2M x 64 (1) 2M x 64 (1) 2M x 64 64MB (1) 4M x 64 (1) 4M x 64 None 64MB (1) 8M x 64 None None 96MB (1) 4M x 64 (1) 4M x 64 (1) 4M x 64 128MB (1) 8M x 64 (1) 8M x 64 None 128MB (1) 16M x 64 None None 164MB (1) 16M x 64 (1) 1M x 64 None 144MB (1) 16M x 64 (1) 1M x 64 (1) 1M x 64 144MB (1) 16M x 64 (1) 2M x 64 None 160MB (1) 16M x 64 (1) 2M x 64 (1) 2M x 64 160MB (1) 16M x 64 (1) 4M x 64 None DIMM CONFIGURATION (CON’T) Size Bank 0 Bank 1 Bank 2 192MB (1) 16M x 64 (1) 4M x 64 (1) 4M x 64 192MB (1) 16M x 64 (1) 8M x 64 None 192MB (1) 8M x 64 (1) 8M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 8M x 64 (1) 8M x 64 256MB (1) 16M x 64 (1) 16M x 64 None 256MB (1) 32M x 64 None None 264MB (1) 32M x 64 (1) 1M x 64 None 272MB (1) 32M x 64 (1) 1M x 64 (1) 1M x 64 272MB (1) 32M x 64 (1) 2M x 64 None 288MB (1) 32M x 64 (1) 2M x 64 (1) 2M x 64 288MB (1) 32M x 64 (1) 4M x 64 None 320MB (1) 32M x 64 (1) 4M x 64 (1) 4M x 64 320MB (1) 32M x 64 (1) 8M x 64 None 384MB (1) 32M x 64 (1) 8M x 64 (1) 8M x 64 384MB (1) 32M x 64 (1) 16M x 64 None 384MB (1) 16M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 16M x 64 (1) 16M x 64 512MB (1) 32M x 64 (1) 32M x 64 None 768MB (1) 32M x 64 (1) 32M x 64 (1) 32M x 64 Note: Board accepts SDRAM memory. DIMM/AGP VOLTAGE CONFIGURATION Voltage VIO0 VIO1 » 3.5v Open Pins 1 & 2 closed 3.6v Open Pins 2 & 3 closed 3.8v Pins 1 & 2 closed Open 4.0v Pins 2 & 3 closed Open CACHE CONFIGURATION Size Bank 0 512KB (1) 64K x 64 1MB (1) 128K x 64 CPU SPEED SELECTION (CX 6X86L) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 66MHz 2x 2 & 3 1 & 2 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86L, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 66MHz 2x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86L) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 66MHz 2x 2 & 3 1 & 2 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86L, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 66MHz 2x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 60MHz 2.5x 2 & 3 2 & 3 Open 200MHz 66MHz 2.5x 2 & 3 2 & 3 Open 233MHz 66MHz 3x 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX 6X86MX, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 60MHz 2.5x 2 & 3 2 & 3 2 & 3 2 & 3 200MHz 66MHz 2.5x 1 & 2 2 & 3 2 & 3 2 & 3 233MHz 66MHz 3x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86MX) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 60MHz 2.5x 2 & 3 2 & 3 Open 200MHz 66MHz 2.5x 2 & 3 2 & 3 Open 233MHz 66MHz 3x 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM 6X86MX, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 60MHz 2.5x 2 & 3 2 & 3 2 & 3 2 & 3 200MHz 66MHz 2.5x 1 & 2 2 & 3 2 & 3 2 & 3 233MHz 66MHz 3x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX MII) CPU speed Clock Multiplier BF0 BF1 BF2 speed 300MHz 66MHz 3.5x 1 & 2 1 & 2 Open 300MHz 75MHz 3x 1 & 2 2 & 3 Open 333MHz 83MHz 3x 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (CX MII, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 300MHz 66MHz 3.5x 1 & 2 2 & 3 2 & 3 2 & 3 300MHz 75MHz 3x 1 & 2 1 & 2 2 & 3 2 & 3 333MHz 83MHz 3x 1 & 2 2 & 3 1 & 2 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM MII) CPU speed Clock Multiplier BF0 BF1 BF2 speed 300MHz 66MHz 3.5x 1 & 2 1 & 2 Open 300MHz 75MHz 3x 1 & 2 2 & 3 Open 333MHz 83MHz 3x 1 & 2 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (IBM MII, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 300MHz 66MHz 3.5x 1 & 2 2 & 3 2 & 3 2 & 3 300MHz 75MHz 3x 1 & 2 1 & 2 2 & 3 2 & 3 333MHz 83MHz 3x 1 & 2 2 & 3 1 & 2 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5) CPU speed Clock Multiplier BF0 BF1 BF2 speed 90MHz 60MHz 1.5x 1 & 2 1 & 2 Open 100MHz 66MHz 1.5x 1 & 2 1 & 2 Open 120MHz 60MHz 1.5x 1 & 2 1 & 2 Open 133MHz 66MHz 1.5x 1 & 2 1 & 2 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K5, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 90MHz 60MHz 1.5x 2 & 3 2 & 3 2 & 3 2 & 3 100MHz 66MHz 1.5x 1 & 2 2 & 3 2 & 3 2 & 3 120MHz 60MHz 1.5x 2 & 3 2 & 3 2 & 3 2 & 3 133MHz 66MHz 1.5x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 66MHz 2.5x 2 & 3 2 & 3 Open 200MHz 66MHz 3x 1 & 2 2 & 3 Open 233MHz 66MHz 3.5x 1 & 2 1 & 2 Open 266MHz 66MHz 4x 2 & 3 1 & 2 2 & 3 300MHz 66MHz 4.5x 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 66MHz 2.5x 1 & 2 2 & 3 2 & 3 2 & 3 200MHz 66MHz 3x 1 & 2 2 & 3 2 & 3 2 & 3 233MHz 66MHz 3.5x 1 & 2 2 & 3 2 & 3 2 & 3 266MHz 66MHz 4x 1 & 2 2 & 3 2 & 3 2 & 3 300MHz 66MHz 4.5x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6-2) CPU speed Clock Multiplier BF0 BF1 BF2 speed 266MHz 66MHz 4x 2 & 3 1 & 2 2 & 3 300MHz 100MHz 3x 1 & 2 2 & 3 Open 333MHz 95MHz 3.5x 1 & 2 1 & 2 Open 350MHz 100MHz 3.5x 1 & 2 1 & 2 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (AM K6-2, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 266MHz 66MHz 4x 1 & 2 2 & 3 2 & 3 2 & 3 300MHz 100MHz 3x 1 & 2 1 & 2 1 & 2 2 & 3 333MHz 95MHz 3.5x 2 & 3 1 & 2 1 & 2 2 & 3 350MHz 100MHz 3.5x 1 & 2 1 & 2 1 & 2 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL) CPU speed Clock Multiplier BF0 BF1 BF2 speed 90MHz 60MHz 1.5x 1 & 2 1 & 2 Open 100MHz 66MHz 1.5x 1 & 2 1 & 2 Open 120MHz 60MHz 2x 2 & 3 1 & 2 Open 133MHz 66MHz 2x 2 & 3 1 & 2 Open 150MHz 60MHz 2.5x 2 & 3 2 & 3 Open 166MHz 66MHz 2.5x 2 & 3 2 & 3 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 90MHz 60MHz 1.5x 2 & 3 2 & 3 2 & 3 2 & 3 100MHz 66MHz 1.5x 1 & 2 2 & 3 2 & 3 2 & 3 120MHz 60MHz 2x 2 & 3 2 & 3 2 & 3 2 & 3 133MHz 66MHz 2x 1 & 2 2 & 3 2 & 3 2 & 3 150MHz 60MHz 2.5x 2 & 3 2 & 3 2 & 3 2 & 3 166MHz 66MHz 2.5x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX) CPU speed Clock Multiplier BF0 BF1 BF2 speed 166MHz 66MHz 2.5x 2 & 3 2 & 3 Open 200MHz 66MHz 3x 1 & 2 2 & 3 Open 233MHz 66MHz 3.5x 1 & 2 1 & 2 Open Note: Pins designated should be in the closed position. CPU SPEED SELECTION (INTEL MMX, CON’T) CPU speed Clock Multiplier FS0 FS1 FS2 FS3 speed 166MHz 66MHz 2.5x 1 & 2 2 & 3 2 & 3 2 & 3 200MHz 66MHz 3x 1 & 2 2 & 3 2 & 3 2 & 3 233MHz 66MHz 3.5x 1 & 2 2 & 3 2 & 3 2 & 3 Note: Pins designated should be in the closed position. CPU VOLTAGE SELECTION (SINGLE) Voltage VID0 VID1 VID2 VID3 3.4v Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed closed 3.5v Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 Pins 2 & 3 closed closed closed closed CPU VOLTAGE SELECTION (DUAL) Voltage VID0 VID1 VID2 VID3 2.2v Pins 1 & 2 Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 closed closed closed closed 2.8v Pins 1 & 2 Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 2.9v Pins 2 & 3 Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 closed closed closed closed 3.2v Pins 1 & 2 Pins 1 & 2 Pins 2 & 3 Pins 2 & 3 closed closed closed closed