2 3
2 3
2 3
2 3
2 3
+5V
DUMMY
DUMMY
SPEAKER
1
GND
PWRBTN#
PLED-
PLED+
DUMMY
RESET#
GND
HDLED+
HDLED-
1
System Panel Header
This header accommodates
(9-pin PANEL1)
several system front panel
(see p.10 No. 13)
functions.
Chassis Speaker Header
Please connect the chassis
(4-pin SPEAKER 1)
speaker to this header.
(see p.10 No. 12)
Chassis Fan Connector
Please connect a chassis fan
(3-pin CHA_FAN1)
cable to this connector and
(see p.10 No. 17)
match the black wire to the
ground pin.
CPU Fan Connector
Please connect a CPU fan cable
(4-pin CPU_FAN1)
to this connector and match
(see p.10 No. 3)
the black wire to the ground pin.
ATX Power Connector
Please connect an ATX power
(20-pin ATXPWR1)
supply to this connector.
(see p.10 No. 27)
ATX 12V Connector
Please note that it is necessary
(4-pin ATX12V1)
to connect a power supply with
(see p.10 No. 2)
ATX 12V plug to this connector
so that it can provides sufficient
power. Failing to do so will cause
the failure to power up.
Serial port Header This COM1 header supports
(9-pin COM1)
a serial port module.
(see p.10 No. 29)
CCT
S
#1
DDSR
#1
DD
T
R
#1
RR
X
D
1
DD
C
D
#1
TTX
D
1
G
N
D
RR
T
S
#1
RR
I#1
1
F. Enter Windows system. Click the icon on the lower right hand
taskbar to enter Realtek HD Audio Manager. Click “Audio I/O”,
select “Connector Settings”
, choose “Disable front
panel jack detection”, and save the change by clicking “OK”.
GND
+12V
C
PU_FAN_SPEED
FAN_SPEED_
C
ONTROL
G
N
D
+1
2
V
CHA_FAN_
SP
EE
D
