21
ATX Power Input Connector
Please connect an ATX power
(24-pin ATXPWR1)
supply to this connector.
(see p.10 No. 13)
RS-232 Port 4 Pin Headers
(9-pin COM5: see p.10, No. 14)
(9-pin COM6: see p.10, No. 15)
(9-pin COM4: see p.10, No. 16)
(9-pin COM3: see p.10, No. 17)
Chassis Fan Connectors
Please connect the fan cable
(4-pin CHA_FAN1)
to the fan connector and
(see p.10, No. 42)
match the black wire to the
ground pin.
(3-pin CHA_FAN2)
(see p.10, No. 43)
CPU Fan Connectors
Please connect the CPU fan
(4-pin CPU_FAN1)
cable to the connector and
(see p.10 No. 9)
match the black wire to the
ground pin.
Though this motherboard provides 4-Pin CPU fan (Quiet Fan) support, the 3-Pin
CPU fan still can work successfully even without the fan speed control function.
If you plan to connect the 3-Pin CPU fan to the CPU fan connector on this
motherboard, please connect it to Pin 1-3.
Pin 1-3 Connected
3-Pin Fan Installation
(3-pin CPU_FAN2)
(see p.10 No. 8)
GND
+12V
CPU_FAN_SPEED
FAN_SPEED_CONTROL
GND
+12V
CPU_FAN_SPEED
GND
+12V
FAN_SPEED
12
1
24
13
Though this motherboard provides 24-pin ATX power connector,
it can still work if you adopt a traditional 20-pin ATX power supply.
To use the 20-pin ATX power supply, please plug your power
supply along with Pin 1 and Pin 13.
20-Pin ATX Power Supply Installation
12
1
24
13
C
C
T
S
#
1
C
O
M
P
W
R
D
D
S
R
#
1
D
D
T
R
#
1
R
R
X
D
1
G
N
D
T
T
X
D
1
D
D
C
D
#
1
1
R
R
T
S
#
1