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ASUS P2B-L/P2B-S/P2B-LS User’s Manual 11
III. INSTALLATION
Jumpers
1) CLRTC p. 13 Clear Real Time Clock (RTC) RAM
2) KBPWR p. 13 Keyboard Power Up (Enable/Disable)
3) LAN_EN p. 14 Onboard LAN Setting (Enable/Disable)
4) SCSI_EN p. 14 Onboard SCSI Setting (Enable/Disable)
5) COMBINE p. 14 IDE+SCSI LED Activity Light (Separated/Combined)
6) FS0, FS1, FS2 p. 15 CPU Bus Frequency
7) BF0, BF1, BF2, BF3 p. 15 CPU Core:Bus Frequency Multiple
Expansion Slots/Sockets
1) DIMM Sockets p. 18 DIMM Memory Support
2) SEC CPU Slot p. 19 Single Edge Contact CPU Support
3) SLOT1, SLOT2 p. 24 16-bit ISA Bus Expansion Slots
*
4) PCI1, PCI2, PCI3, PCI4 p. 25 32-bit PCI Bus Expansion Slots
†
5) AGP p. 25 Accelerated Graphics Port
Hardware Monitor
1) TRCPU p. 22 CPU heat Sensor Connector
Connectors
1) PS2KBMS p. 26 PS/2 Keyboard Connector (6-pin female)
2) PS2KBMS p. 26 PS/2 Mouse Connector (6-pin female)
3) PRINTER p. 27 Parallel (Printer) Port Connector (25-pin female)
4) COM1/COM2 p. 27 Serial Port COM1/COM2 (two 9-pin male)
5) RJ-45 p. 27 RJ-45 Connector (8-pin female)
6) USB p. 28 Universal Serial BUS Ports 1 & 2 (two 4 pin female)
7) A p. 28 LAN Condition Connector (6 pins)
8) FLOPPY p. 28 Floppy Drive Connector (34-1 pins)
9) Primary/Secondary IDE p. 29 Primary/Secondary IDE Connector (40 pins)
10) IDELED/SCSILED p. 29 IDE/SCSI LED Activity Light (two 2 pins)
11) SCSI-50/SCSI-68/ULTRA2-68 p. 30 Ultra-Fast (50)/Wide (68)/Ultra2 (68) SCSI Connectors
12) IR p. 31 Infrared Port Module Connector (5 pins)
13) SBLINK p. 31 SB-LINK™ Connector (6-1 pins)
14) TB LED (PANEL) p. 32 Message LED Lead (2 pins)
15) SMI (PANEL) p. 32 SMI Suspend Switch Lead (2 pins)
16) PWR (PANEL) p. 32 ATX Power Switch / Soft Power Switch (2 pins)
17) RESET (PANEL) p. 32 Reset Switch Lead (2 pins)
18)
KEYLOCK (
PANEL
)
p. 32 System Power LED (3 pins)
19)
KEYLOCK (
PANEL
)
p. 32 Keyboard Lock Switch Lead (2 pins)
20) SPEAKER (PANEL) p. 32 Speaker Connector (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 occur.
Board Layout
III. INSTALLATION