11
Key to Mainboard Components
Mainboard Layout
Introduction
No .
Name
Functio n
1
PGA 370
CPU socket
2
J27
AT X power connector
3
DIMM1~
Memory module slots
4
FLP1
Floppy drive connector
5
IDE1
ID E 1 connector (blue)
6
IDE2
ID E 2 connector (white)
7
J26
Digital Vidio output port
8
PCI1
32-bit PCI slot
9
U17
6-pin 1394 header
10
JP16
CO M2 connector
11
JP12
CNR header
12
J17
F ront USB prot 3~4
13
J29
Front Panel connector
14
J35
IC H2 GPIO pin 12 ,28
15
J36
IC H2 GPIO pin 24, 27
16
JP9
Audio CD -In header
17
JP1
Audio Mic-In and Line-In header
18
JP4
Audio Line-O ut header
19
JP13
PS/2 Keyboard and Mouse headers
20
J37
LAN LED header
21
J16
IrD A compliant Infrared (IR) connector
22
J25
Case O pen header
23
FA N2
CPU/chipset fan connector
24
FA N3
Secondary case fan connector
25
J9
Clear CMOS
26
J3
Clear Password (PSW)
27
J8
BIOS block protect