Chapter 1: Introduction
1-7
P4SGA/P4SGL Quick Reference
Jumpers
Description
Default
Setting
JBT1
CMOS Clear
See Section 2-7
JP1
Front Side Bus Speed
Pins 1-2 (Auto)
JP2
Watch Dog Enable
Open (Disabled)
JP3
Speech Output Select
Pins 1-2 (Speaker)
JPUSB
USB0/1 Wake Up
Pins 1-2 (Disabled)
JPWAKE
Keyboard Wake-Up
Pins 1-2 (Disabled)
Connectors
Description
CD1
Audio CD Input (large connector)
CD2
Audio CD Input (small connector)
Chassis Fan1/2
Chassis Fan Header
COM1/COM2
COM1/COM2 Serial Port Connector/Header
CPU Fan
CPU Fan Header
DIMM1/2
Memory (DIMM) Slots
Ethernet
LAN (Ethernet Port)
Game Port
Game Port
J1*
4xAGP
J5
Floppy Disk Drive Connector
J6/J7
IDE #1/#2 Hard Disk Drive Connectors
J15
Parallel Printer Port
J17
PS/2 Keyboard/Mouse
J21
ATX 12V Power Connector (20-pin)
J24**
ATX 12V Power Connector (4pin)
JA1
SPDIF Connector
JF1, JF2
Front Control Panel
JL1
Chassis Intrusion Header
JOH 1
Overheat LED
JWOR1
Wake-On-Ring Header
LE2
5v Standby Warning LED
LINE IN
Audio In Connector
LINE OUT
Audio Out (Speaker) Connector
MIC
Microphone Input
USB2/USB3
Universal Serial Bus Port 2/3
USB4/USB5
Universal Serial Bus Port 4/5
WOL
Wake-On-LAN
* P4SGA only
** The 4-pin connector at J24 must be connected to meet the safety
requirements of the ATX 12V specifications.
