ASROCK H170M-ITX/ac - Page 28

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Chassis Speaker Header
(4-pin SPEAKER1)
(see p.1, No. 11)
Please connect the chassis
speaker to this header.
Chassis Fan Connector
(4-pin CHA_FAN1)
(see p.1, No. 1)
Please connect fan cables
to the fan connectors and
match the black wire to
the ground pin.
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, No. 2)
is 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.
ATX Power Connector
(20-pin ATXPWR1)
(see p.1, No. 5)
is motherboard pro-
vides a 20-pin ATX power
connector. To use a 24-pin
ATX power supply, please
plug it along Pin 1 and Pin
11.
ATX 12V Power
Connector
(4-pin ATX12V1)
(see p.1, No. 17)
Please connect an ATX
12V power supply to this
connector.
GN
D
FAN_VOLTAGE
CHA_FAN_SPEED
F
AN_SPEED_CONTROL
GND
FAN_VOLTAG
E
CPU_FAN_SPEED
FA
N
_
SPEED
_
CONTROL
4 3 2 1
1
10 20
11
1
+5V
DUMMY
DUMMY
SPEAKER
Using a 24-pin ATX power supply: