ASROCK H170 Pro4/D3 User Manual page 27

Chassis Fan Connectors
(4-pin CHA_FAN1)
(see p.6, No. 9)
(3-pin CHA_FAN2)
(see p.6, No. 3)
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.6, No. 2)
ATX Power Connector
(24-pin ATXPWR1)
(see p.6, No. 6)
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.6, No. 1)
Serial Port Header
(9-pin COM1)
(see p.6, No. 19)
22
GN D
FAN_VOLTAGE
CHA_FAN_SPEED
FAN_SPEED_CONTROL
GND
FAN_VOLTAGE
CHA_FAN_SPEED
FAN_VOLTAGE
CPU_FAN_SPEED
GND
FAN_SPEED_CONTROL
1 2 3 4
1 13
12 24
8 5
4 1
RRXD1
DDTR#1
DDSR#1
CCTS#1
1
RRI#1
RRTS#1
GND
TTXD1
DDCD#1
Please connect fan cables
to the fan connector and
match the black wire to
the ground pin.
his motherboard pro-
vides a 4-Pin CPU fan
(Quiet Fan) connector.
If you plan to connect a
3-Pin CPU fan, please
connect it to Pin 1-3.
his motherboard pro-
vides a 24-pin ATX power
connector. To use a 20-pin
ATX power supply, please
plug it along Pin 1 and Pin
13.
his motherboard pro-
vides a 8-pin ATX 12V
power connector.
he COM1 header
supports a serial port
module.