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R P2B-L / P2B-S / P2B-LS Pentium® II Motherboards USER'S MANUAL Special Features ASUS P2B-L (power supply must provide at least 720mA on the +5VSB) • Intel 82558 LAN Chipset • Wake-On-LAN ASUS P2B-S • Adaptec 7890 SCSI Chipset • Adaptec 3860 SCSI Transceiver ASUS P2B-LS (power supply must provide at least 720mA on the +5VSB) • Intel 82558 LAN Chipset • Wake-On-LAN • Adaptec 7890 SCSI Chipset • Adaptec 3860 SCSI Transceiver
R P2B-L / P2B-S / P2B-LS Pentium® II Motherboards USER'S MANUAL Special Features ASUS P2B-L (power supply must provide at least 720mA on the +5VSB) • Intel 82558 LAN Chipset • Wake-On-LAN ASUS P2B-S • Adaptec 7890 SCSI Chipset • Adaptec 3860 SCSI Transceiver ASUS P2B-LS (power supply must provide at least 720mA on the +5VSB) • Intel 82558 LAN Chipset • Wake-On-LAN • Adaptec 7890 SCSI Chipset • Adaptec 3860 SCSI Transceiver
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... ISA Cards 25 ISA Cards and Hardware Monitor 25 Accelerated Graphics Port 25 5. External Connectors 26 Power Connection Procedures 35 IV. FEATURES Features 8 ASUS P2B-L/P2B-S/P2B-LS Motherboard 9 III. INSTALLATION ASUS P2B-L/P2B-S/P2B-LS Motherboard Layout 10 Installation Steps 12 1. System Memory (DIMM 17 DIMM Memory Installation Procedures 18 3. Central Processing Unit (CPU 19 Pentium II Processor 19...
... ISA Cards 25 ISA Cards and Hardware Monitor 25 Accelerated Graphics Port 25 5. External Connectors 26 Power Connection Procedures 35 IV. FEATURES Features 8 ASUS P2B-L/P2B-S/P2B-LS Motherboard 9 III. INSTALLATION ASUS P2B-L/P2B-S/P2B-LS Motherboard Layout 10 Installation Steps 12 1. System Memory (DIMM 17 DIMM Memory Installation Procedures 18 3. Central Processing Unit (CPU 19 Pentium II Processor 19...
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...in LAN controller (optional) Adaptec SCSI Select utility (optional) Adaptec EZ-SCSI utility (optional) Item Checklist Check that your retailer. (1) ASUS Motherboard (1) Retention mechanism & heatsink support for CPU and heatsink (2) Attach mount bridges (1) IDE ribbon cable for master and slave drives (1)...) 68-pin Fast & Wide SCSI cable (optional) 50-pin Fast SCSI cable (optional) Network condition connector module (optional) ASUS P2B-L/P2B-S/P2B-LS User's Manual 7 BIOS Software V. I . Network Interface VIII. INTRODUCTION How this Manual is Organized This manual is complete...
...in LAN controller (optional) Adaptec SCSI Select utility (optional) Adaptec EZ-SCSI utility (optional) Item Checklist Check that your retailer. (1) ASUS Motherboard (1) Retention mechanism & heatsink support for CPU and heatsink (2) Attach mount bridges (1) IDE ribbon cable for master and slave drives (1)...) 68-pin Fast & Wide SCSI cable (optional) 50-pin Fast SCSI cable (optional) Network condition connector module (optional) ASUS P2B-L/P2B-S/P2B-LS User's Manual 7 BIOS Software V. I . Network Interface VIII. INTRODUCTION How this Manual is Organized This manual is complete...
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...UltraDMA/33, PIO Modes 3 and 4 and Bus Master IDE DMA Mode 2, and supports Enhanced IDE devices. FEATURES Features The ASUS P2B-L/P2B-S/P2B-LS motherboards are carefully designed for the demanding PC user who wants many advanced features processed by taking advantage of the benefits of low-voltage...-compliant SDRAMs (8, 16, 32, 64, 128, or 256MB) up . • Concurrent PCI: Allows multiple PCI transfers from COM2 to CPU. 8 ASUS P2B-L/P2B-S/P2B-LS User's Manual Supports Japanese standard "Floppy 3 mode" (3.5-inch disk drive: 1.2MB) and LS-120 floppy disk drives (3.5-inch disk drive: 120 ...
...UltraDMA/33, PIO Modes 3 and 4 and Bus Master IDE DMA Mode 2, and supports Enhanced IDE devices. FEATURES Features The ASUS P2B-L/P2B-S/P2B-LS motherboards are carefully designed for the demanding PC user who wants many advanced features processed by taking advantage of the benefits of low-voltage...-compliant SDRAMs (8, 16, 32, 64, 128, or 256MB) up . • Concurrent PCI: Allows multiple PCI transfers from COM2 to CPU. 8 ASUS P2B-L/P2B-S/P2B-LS User's Manual Supports Japanese standard "Floppy 3 mode" (3.5-inch disk drive: 1.2MB) and LS-120 floppy disk drives (3.5-inch disk drive: 120 ...
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... (DMI): Supports DMI through BIOS, which allows hardware to communicate within a standard protocol creating a higher level of compatibility. (Requires DMI-enabled components.) II. FEATURES Motherboard Parts ASUS P2B-L/P2B-S/P2B-LS Motherboard SEC CPU Slot T: PS/2 Mouse B: PS/2 Keyboard T: USB Port 1 B: USB Port 2 COM 1 (Bottom) Parallel (Top) Serial (Bottom) COM 2 (Bottom) Intel...-Fast/ Wide SCSI Chipset (optional) Accelerated Graphics Port 4PCI Slots Multi-I/O Hardware Monitor 2 ISA Slots Intel PIIX4E Programmable PCIset 2Mbit Flash ROM ASUS P2B-L/P2B-S/P2B-LS User's Manual 9 II.
... (DMI): Supports DMI through BIOS, which allows hardware to communicate within a standard protocol creating a higher level of compatibility. (Requires DMI-enabled components.) II. FEATURES Motherboard Parts ASUS P2B-L/P2B-S/P2B-LS Motherboard SEC CPU Slot T: PS/2 Mouse B: PS/2 Keyboard T: USB Port 1 B: USB Port 2 COM 1 (Bottom) Parallel (Top) Serial (Bottom) COM 2 (Bottom) Intel...-Fast/ Wide SCSI Chipset (optional) Accelerated Graphics Port 4PCI Slots Multi-I/O Hardware Monitor 2 ISA Slots Intel PIIX4E Programmable PCIset 2Mbit Flash ROM ASUS P2B-L/P2B-S/P2B-LS User's Manual 9 II.
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INSTALLATION ASUS P2B-L/P2B-S/P2B-LS Motherboard Layout DIMM Socket 0 (64/72 bit, 168 pin module) DIMM Socket 1 (...port) USB 2 (bottom port) USB KBPWR COM 1 TRCPU CPU_FAN Intel 440BX AGPset FS2 FS1 BUS Freq. Ratio ASUS A97127F Chipset BF3 BF2 BF1 BF0 BIOS Power (CR2032 3V Lithium Cell) SCSILED CHASSIS WOL_CON EXTBATT 2Mbit Flash EEPROM (...IDELED Combine IR Speaker NOTE: Greyed components are optional at the time of purchase. III. INSTALLATION Board Layout 10 ASUS P2B-L/P2B-S/P2B-LS User's Manual FS0 68 34 34 68 COM 2 RJ-45 1 FLOPPY LAN Activity LED Connector 35 ...
INSTALLATION ASUS P2B-L/P2B-S/P2B-LS Motherboard Layout DIMM Socket 0 (64/72 bit, 168 pin module) DIMM Socket 1 (...port) USB 2 (bottom port) USB KBPWR COM 1 TRCPU CPU_FAN Intel 440BX AGPset FS2 FS1 BUS Freq. Ratio ASUS A97127F Chipset BF3 BF2 BF1 BF0 BIOS Power (CR2032 3V Lithium Cell) SCSILED CHASSIS WOL_CON EXTBATT 2Mbit Flash EEPROM (...IDELED Combine IR Speaker NOTE: Greyed components are optional at the time of purchase. III. INSTALLATION Board Layout 10 ASUS P2B-L/P2B-S/P2B-LS User's Manual FS0 68 34 34 68 COM 2 RJ-45 1 FLOPPY LAN Activity LED Connector 35 ...
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... (4 pins) 21) CHASSIS p. 33 Chassis Open Alarm Lead (4-1 pins) 22) CHA_/CPU_/PWR_FAN p. 33 Chassis/CPU/Power Supply Fan Connectors (3 pins) 23) ATXPWR p. 34 ATX Motherboard Power Connector (20 pins) *The onboard hardware monitor uses the address 290H-297H so legacy ISA cards must not use this address, otherwise conflicts will...
... (4 pins) 21) CHASSIS p. 33 Chassis Open Alarm Lead (4-1 pins) 22) CHA_/CPU_/PWR_FAN p. 33 Chassis/CPU/Power Supply Fan Connectors (3 pins) 23) ATXPWR p. 34 ATX Motherboard Power Connector (20 pins) *The onboard hardware monitor uses the address 290H-297H so legacy ISA cards must not use this address, otherwise conflicts will...
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...Hold components by the edges and try not to connect pins 2&3. Jumpers Several hardware settings are separated from the system. 12 ASUS P2B-L/P2B-S/P2B-LS User's Manual Jumpers with two pins will be moved together. INSTALLATION Jumpers WARNING! Place components on a grounded antistatic ...simply place a plastic jumper cap over the two pins as SCSI cards, contain very delicate Integrated Circuit (IC) chips. See motherboard layout for no connection, connect pins 1&2, and connect pins 2&3, respectively. Use a grounded wrist strap before handling computer components....
...Hold components by the edges and try not to connect pins 2&3. Jumpers Several hardware settings are separated from the system. 12 ASUS P2B-L/P2B-S/P2B-LS User's Manual Jumpers with two pins will be moved together. INSTALLATION Jumpers WARNING! Place components on a grounded antistatic ...simply place a plastic jumper cap over the two pins as SCSI cards, contain very delicate Integrated Circuit (IC) chips. See motherboard layout for no connection, connect pins 1&2, and connect pins 2&3, respectively. Use a grounded wrist strap before handling computer components....
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... SCSI may be enabled or disabled using this jumper. If you have both SCSI and IDE devices connected to this motherboard but only have one LED on your system cabinet, place a jumper on COMBINE in order to combine the IDE ... has separate connections. COMBINE (Default) IDELED and SCSILED activity are separate COMBINE IDELED includes SCSILED activity P2B-L/S/LS IDE/SCSI Device Activity LED Selection 14 ASUS P2B-L/P2B-S/P2B-LS User's Manual R R R III. SCSI_EN 1 2 3 Enable (Default) SCSI_EN 1 2 3 Disable P2B-L/S/LS Onboard SCSI Setting 5. INSTALLATION Jumpers III. INSTALLATION 3.
... SCSI may be enabled or disabled using this jumper. If you have both SCSI and IDE devices connected to this motherboard but only have one LED on your system cabinet, place a jumper on COMBINE in order to combine the IDE ... has separate connections. COMBINE (Default) IDELED and SCSILED activity are separate COMBINE IDELED includes SCSILED activity P2B-L/S/LS IDE/SCSI Device Activity LED Selection 14 ASUS P2B-L/P2B-S/P2B-LS User's Manual R R R III. SCSI_EN 1 2 3 Enable (Default) SCSI_EN 1 2 3 Disable P2B-L/S/LS Onboard SCSI Setting 5. INSTALLATION Jumpers III. INSTALLATION 3.
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...• Single-sided DIMMs come in 16, 32, 64,128MB and double-sided DIMMs come in 32, 64, 128, 256MB sizes. ASUS P2B-L/P2B-S/P2B-LS User's Manual 17 Sockets are used must use a DIMM module with the current Intel PC100 SDRAM specification. Install memory in IV. ...INSTALLATION System Memory SDRAM DIMM (8 chips, Non-ECC) General DIMM Notes • Use only PC100-compliant DIMMs. This motherboard operates at 100MHz, thus most systems will not even boot if non-compliant modules are available for 3.3Volt (power level) unbuffered Synchronous Dynamic...
...• Single-sided DIMMs come in 16, 32, 64,128MB and double-sided DIMMs come in 32, 64, 128, 256MB sizes. ASUS P2B-L/P2B-S/P2B-LS User's Manual 17 Sockets are used must use a DIMM module with the current Intel PC100 SDRAM specification. Install memory in IV. ...INSTALLATION System Memory SDRAM DIMM (8 chips, Non-ECC) General DIMM Notes • Use only PC100-compliant DIMMs. This motherboard operates at 100MHz, thus most systems will not even boot if non-compliant modules are available for 3.3Volt (power level) unbuffered Synchronous Dynamic...
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INSTALLATION System Memory III. This motherboard supports four clock signals. 18 ASUS P2B-L/P2B-S/P2B-LS User's Manual You must be 3.3Volt unbuffered SDRAMs. To ...wrong type from being inserted into the DIMM slot on either side of pins are different on the motherboard. SDRAM DIMMs have different pin contacts on each side and therefore have the same pin contacts on...as shown. DRAM SIMM modules have a higher pin density. 20 Pins 60 Pins 88 Pins Lock (FRONT) P2B-L/S/LS 168-Pin DIMM Memory Sockets The DIMMs must tell your retailer the correct DIMM type before purchasing. R III...
INSTALLATION System Memory III. This motherboard supports four clock signals. 18 ASUS P2B-L/P2B-S/P2B-LS User's Manual You must be 3.3Volt unbuffered SDRAMs. To ...wrong type from being inserted into the DIMM slot on either side of pins are different on the motherboard. SDRAM DIMMs have different pin contacts on each side and therefore have the same pin contacts on...as shown. DRAM SIMM modules have a higher pin density. 20 Pins 60 Pins 88 Pins Lock (FRONT) P2B-L/S/LS 168-Pin DIMM Memory Sockets The DIMMs must tell your retailer the correct DIMM type before purchasing. R III...
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... your items may install an auxiliary fan, if necessary. Without sufficient circulation, the processor could overheat and damage both the processor and the motherboard. Be sure that you have the following pages will have the same item numbers next to them for the Support Top Bar Heatsink Support... Base/Top Bar (Items 4-7) Pentium II Processor Heatsink (Item 8) CPU (Item 9) ASUS P2B-L/P2B-S/P2B-LS User's Manual 19 You may be on the bottom. INSTALLATION 3. The design and color of your reference. III.
... your items may install an auxiliary fan, if necessary. Without sufficient circulation, the processor could overheat and damage both the processor and the motherboard. Be sure that you have the following pages will have the same item numbers next to them for the Support Top Bar Heatsink Support... Base/Top Bar (Items 4-7) Pentium II Processor Heatsink (Item 8) CPU (Item 9) ASUS P2B-L/P2B-S/P2B-LS User's Manual 19 You may be on the bottom. INSTALLATION 3. The design and color of your reference. III.
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.... Tighten captive nuts to each corner of the AGPset). Doing so could damage your motherboard. Lock holes Captive nut Captive nut 20 ASUS P2B-L/P2B-S/P2B-LS User's Manual WARNING! TIP: Orient the mechanism's lock holes toward the motherboard's chipset (see motherboard layout for the location of the SEC CPU Slot with the small rib on one...
.... Tighten captive nuts to each corner of the AGPset). Doing so could damage your motherboard. Lock holes Captive nut Captive nut 20 ASUS P2B-L/P2B-S/P2B-LS User's Manual WARNING! TIP: Orient the mechanism's lock holes toward the motherboard's chipset (see motherboard layout for the location of the SEC CPU Slot with the small rib on one...
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... the thermal pad of the heatsink against the SEC cartridge, the CPU will fit. If the heatsink is full inserted. With the heatsink facing the motherboard's chipsets, press the cartridge gently but firmly until they lock (8) Lock Lock Push Clamp (9) The thermal pad & SEC cartridge should not have a ... fan to provide adequate circulation across the processor's passive heatsink. (8) (9) Push Clamp Push each end of the SEC cartridge. Push lock inward (3) ASUS P2B-L/P2B-S/P2B-LS User's Manual 21 SEC Cartridge with Heatsink (Side View) SEC Cartridge with Heatsink (Top View) 3.
... the thermal pad of the heatsink against the SEC cartridge, the CPU will fit. If the heatsink is full inserted. With the heatsink facing the motherboard's chipsets, press the cartridge gently but firmly until they lock (8) Lock Lock Push Clamp (9) The thermal pad & SEC cartridge should not have a ... fan to provide adequate circulation across the processor's passive heatsink. (8) (9) Push Clamp Push each end of the SEC cartridge. Push lock inward (3) ASUS P2B-L/P2B-S/P2B-LS User's Manual 21 SEC Cartridge with Heatsink (Side View) SEC Cartridge with Heatsink (Top View) 3.
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... groove of the heatsink until it locks into the motherboard. INSTALLATION 4. This is necessary to the motherboard's CPU heat sensor connector (TRCPU). Secure the Heatsink: Install the heatsink support base into the heatsink support base posts. (9) (8) R III. TRCPU P2B-L/S/LS CPU Thermal Sensor 22 ASUS P2B-L/P2B-S/P2B-LS User's Manual Secure the heatsink by pushing the...
... groove of the heatsink until it locks into the motherboard. INSTALLATION 4. This is necessary to the motherboard's CPU heat sensor connector (TRCPU). Secure the Heatsink: Install the heatsink support base into the heatsink support base posts. (9) (8) R III. TRCPU P2B-L/S/LS CPU Thermal Sensor 22 ASUS P2B-L/P2B-S/P2B-LS User's Manual Secure the heatsink by pushing the...
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..., comes with a lever to the steps for installing the Elan Vital heatsink with fan is also similar to clamp the heatsink into the SEC cartridge. ASUS P2B-L/P2B-S/P2B-LS User's Manual 23 INSTALLATION CPU The procedures for installing the heatsink without a fan. III. INSTALLATION The heatsinks shown in the orientation as that can... processor are for installing the AAVID heatsink with fan is similar as shown then flip the lever from "Unlock" to the CPU fan connector on motherboard.
..., comes with a lever to the steps for installing the Elan Vital heatsink with fan is also similar to clamp the heatsink into the SEC cartridge. ASUS P2B-L/P2B-S/P2B-LS User's Manual 23 INSTALLATION CPU The procedures for installing the heatsink without a fan. III. INSTALLATION The heatsinks shown in the orientation as that can... processor are for installing the AAVID heatsink with fan is similar as shown then flip the lever from "Unlock" to the CPU fan connector on motherboard.
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...in use Windows 95, the Resources tab under the Control Panel program). Ensure that you use at the same time. 24 ASUS P2B-L/P2B-S/P2B-LS User's Manual Remove your motherboard has audio onboard, an extra 3 IRQs will experience problems when those two devices are available to operate. Failure to do ...so may require to use an IRQ to PCI cards. Replace the computer system's cover. 6. Unplug your motherboard and expansion cards. Both ISA and PCI expansion cards may cause severe damage to one use . 3. Set up the BIOS if necessary (...
...in use Windows 95, the Resources tab under the Control Panel program). Ensure that you use at the same time. 24 ASUS P2B-L/P2B-S/P2B-LS User's Manual Remove your motherboard has audio onboard, an extra 3 IRQs will experience problems when those two devices are available to operate. Failure to do ...so may require to use an IRQ to PCI cards. Replace the computer system's cover. 6. Unplug your motherboard and expansion cards. Both ISA and PCI expansion cards may cause severe damage to one use . 3. Set up the BIOS if necessary (...
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... developed to allow automatic system configuration whenever a PnP-compliant card is automatically assigned to use this motherboard complies with ultra-high memory bandwidth, such as the IRQ assignment process described earlier. R P2B-L/S/LS Accelerated Graphics Port (AGP) ASUS P2B-L/P2B-S/P2B-LS User's Manual 25 For older legacy cards that contains a card requiring an IRQ. An...
... developed to allow automatic system configuration whenever a PnP-compliant card is automatically assigned to use this motherboard complies with ultra-high memory bandwidth, such as the IRQ assignment process described earlier. R P2B-L/S/LS Accelerated Graphics Port (AGP) ASUS P2B-L/P2B-S/P2B-LS User's Manual 25 For older legacy cards that contains a card requiring an IRQ. An...
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...connector no more than 15cm (6in) from the first connector. 1. You may use IRQ12. P2B-L/S/LS PS/2 Keyboard (6-pin Female) 2. P2B-L/S/LS PS/2 Mouse (6-pin Female) 26 ASUS P2B-L/P2B-S/P2B-LS User's Manual III. External Connectors WARNING! This connector will cause damage to the power ...connector on the Pin 1 side of the BIOS SOFTWARE. PS/2 Mouse Connector (6-pin Female) The system will direct IRQ12 to mini DIN adapter on the motherboard....
...connector no more than 15cm (6in) from the first connector. 1. You may use IRQ12. P2B-L/S/LS PS/2 Keyboard (6-pin Female) 2. P2B-L/S/LS PS/2 Mouse (6-pin Female) 26 ASUS P2B-L/P2B-S/P2B-LS User's Manual III. External Connectors WARNING! This connector will cause damage to the power ...connector on the Pin 1 side of the BIOS SOFTWARE. PS/2 Mouse Connector (6-pin Female) The system will direct IRQ12 to mini DIN adapter on the motherboard....
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When an SE device is easy and cost-effective. 30 ASUS P2B-L/P2B-S/P2B-LS User's Manual Ultra2 Devices PCI Bus Disk 1 Disk 2 Disk 3 PCI-to ...and cables as an end device. Fast (50-pin)/Wide (68-pin)/Ultra2 (68-pin) SCSI Connectors This motherboard has onboard 50-Pin Fast SCSI connector for 8-bit SCSI devices, 68-Pin Wide SCSI connector for 16-bit ...68-pin Ultra2 SCSI Connector 35 1 68 34 68-pin Wide SCSI Connector 1 50-pin Fast SCSI II Connector P2B-L/S/LS Onboard SCSI Connectors IMPORTANT: The 68-pin Wide SCSI Connector is always terminated and will only work as UltraSCSI,...
When an SE device is easy and cost-effective. 30 ASUS P2B-L/P2B-S/P2B-LS User's Manual Ultra2 Devices PCI Bus Disk 1 Disk 2 Disk 3 PCI-to ...and cables as an end device. Fast (50-pin)/Wide (68-pin)/Ultra2 (68-pin) SCSI Connectors This motherboard has onboard 50-Pin Fast SCSI connector for 8-bit SCSI devices, 68-Pin Wide SCSI connector for 16-bit ...68-pin Ultra2 SCSI Connector 35 1 68 34 68-pin Wide SCSI Connector 1 50-pin Fast SCSI II Connector P2B-L/S/LS Onboard SCSI Connectors IMPORTANT: The 68-pin Wide SCSI Connector is always terminated and will only work as UltraSCSI,...