11
Key to Mainboard Components
Component
Description
JP2
Keyboard wake up jumper
PPGA1
PGA 370 CPU socket
DIMM 1, 2, 3
Three slots for 168-pin DRAM memory module
CPUFAN1
Power connector for CPU1 cooling fan
JP6, 7
CPU frequency select jumpers
ATX1
Power connector for case cooling fan
IDE1, IDE2
Primary and secondary IDE channels
CD1
Audio connector for CD-ROM/DVD drive
CD2
Auxiliary connector for CD-ROM/DVD drive
AGP1
Accelerated Graphics Port slot
PCI1 ~ PCI4
Four 32-bit PCI slots
AMR1
Audio modem riser (AMR) slot
ISA1/ISA2
Two 8/16-bit ISA slots
PWRFAN1
Connector for power supply fan
JP5
Slave/master AMR card jumper
PANEL1
Panel connector for switches and indicators
BT1
3 volt battery for realtime clock
JP1
Clear the system CMOS jumper
WOL1
Connector for LAN wake up
WOM1
Connector for modem wake up
FDD1
Connector for floppy disk drives
USB2
Connector for USB port
SIR1
Serial infrared connector
JP3
BIOS flash protection jumper
JP4
Onboard/AMR slot codec select jumper