Chapter 1:
Introduction P4SDA+ Quick Reference Jumpers Description Default Setting JBT1 CMOS Clear Pins 1-2 (Normal) JP4 AC97 Audio Enable Pins 1-2 (Enabled) JP37 USB Wake Up Pins 1-2 (Disabled) JP39 Watch Dog Enable Open (Disabled) JPWAKE Keyboard Wake-Up Pins 1-2 (Disabled) Connectors Description CD1 Audio CD Input (large connector) CD2 Audio CD Input (small connector) CNR Communications/Networking Riser COM1/COM2 COM1/COM2 Serial Port Connector CPU Fan CPU Fan Header Chassis Fan1/2 Chassis Fan Header Over Heat Fan Thermal Control Backup Fan Header DIMM1/2/3 Memory (DIMM) Slots J1 AGP 4xPRO J6, J7 IDE Hard Disk Drive Connectors J21, J24* ATX 12V Power Connector (20-pin, 4pin) J17 PS/2 Keyboard/Mouse J18, J19 Universal Serial Bus Ports #0/#1 J22 Parallel Printer Port JF1, JF2 Front Control Panel JL1 Chassis Intrusion Header JOH 1 Overheat LED JP5 Floppy Disk Drive Connector JWOR1 Wake-On-Ring Header GAME PORT Game Port LINE IN Audio In Connector LINE OUT Audio Out (Speaker) Connector MIC Microphone Input USB2/3 Universal Serial Bus Port #2/#3 WOL Wake-On-LAN * The 4-pin connector at J24 must be connected to meet the safety requirements of the ATX 12V specifications.
See Chapter 2 for detailed information on jumpers, I/O ports and JF1/JF2 Front Panel Connections. Jumpers not indicated are for test purposes only. 1-7