18
(7)
Power switch: PWR BTN
This 2-pin connector connects to the case-mounted power switch to power ON/OFF the
system.
System Case Connections
HDL
E
D
R
ESE
T
VCC
5
GN
D
VCC
5
P
W
R L
E
D
P
W
RBT
N
PWRB
T
N
PW
R
L
E
D
HDD
L
E
RST
S
W
NC
GN
D
JW FP
Pin 1
SPEAK
SPKR
GN
D
NC
VCC
5
Pin 1
PWRLED
Pin 1
(8) FAN Headers (3-pin) : CHAFAN, SFAN1, SFAN2, CPUFAN
These connectors support cooling fans of 350mA (4.2 Watts) or less, depending on the
fan manufacturer, the wire and plug may be different. The red wire should be positive,
while the black should be ground. Connect the fan’s plug to the board taking into
consideration the polarity of connector.
SFAN1
1
3
SFAN2
1
3
CHAFAN
1
3
1
3
CPUFAN
(9)
CD Audio-In Headers (4-pin) : CDIN
CDIN are the connectors for CD-Audio Input signal. Please connect it to CD-ROM
CD-Audio output connector.
CD Audio-In Headers
CDIN
4
1
