ASROCK B550 PRO4 - Additional Power and Header Connections

English
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(4-pin CHA_FAN2/WP)
(see p.1, No. 24)
(4-pin CHA_FAN3/WP)
(see p.1, No. 25)
(4-pin CHA_FAN4/WP)
(see p.1, No. 19)
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.
CPU Water Pump Fan
Connector
(4-pin CPU_FAN2/WP)
(see p.1, No. 3)
is motherboard
provides a 4-Pin water
cooling CPU fan
connector. If you plan
to connect a 3-Pin CPU
water cooler fan, please
connect it to Pin 1-3.
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, No. 8)
is 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.
GND
FAN_SPEED
FAN_SPEED_CONTROL
FAN_VOLTAGE
1 2 3 4
CPU_F
FAN_VOLTAGE
GND
AN_SPEED
FAN_SPEED_CONTROL
4 3 2 1
12
1
24
13
GN
D
+12V
CHA_FAN_SPEED
F
AN_SPEED_CONTROL
4 3 2 1