11
(3) Speaker connector: SPEAK1
This 4-pin connector connects to the case-mounted speaker. See the figure below.
(4) Power LED: PWR LED1
The Power LED is light on while the system power is on. Connect the Power LED
from the system case to this pin.
(5) IDE Activity LED: HD LED
This connector connects to the hard disk activity indicator light on the case.
(6) Reset switch lead: RESET
This 2-pin connector connects to the case-mounted reset switch for rebooting your
computer without having to turn off your power switch. This is a preferred method of
rebooting in order to prolong the lift of the
system’s power supply. See the figure below.
(7) Power switch: PWR BTN
This 2-pin connector connects to the
case-mounted power switch to power ON/OFF
the system.
(8)
FAN Power Headers: SYSFAN1, SYSFAN2
(3-pin), CPUFAN (4-pin)
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.
FAN Power Headers
CPUFAN
1
4
GN
D
+12V
CPUF
AN IN
CP
UF
AN
O
UT
SYSFAN1
1
3
SYSFAN2
1
3
(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.
(10) Parallel Port header (25-pin): PARALLEL1
The On-board Parallel Port can be disabled through the BIOS
SETUP. .
System Case Connections
HD
L
E
D
RE
S
E
T
V
CC5
G
ND
V
CC5
P
W
R L
E
D
PW
R
B
T
N
P
W
RBT
N
PW
R
L
ED
HDDLE
RS
T
S
W
NC
G
ND
JW FP
Pin 1
SPEAK
S
P
KR
GN
D
NC
V
CC5
Pin 1
PWRLED
Pin 1
CD Audio-In Headers
CDIN
4
1
Pin 1
PARALLEL Connector
