ASROCK B550 EXTREME4, Manual

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B550 Extreme4
CPU Water Pump Fan
Connector
(4-pin CPU_FAN2/
WP_3A)
(see p.1, No. 5) This 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. 10) This 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.
ATX 12V Power
Connector
(8-pin ATX12V1)
(see p.1, No. 1) This motherboard
provides a 8-pin ATX 12V
power connector. To use a
4-pin ATX power supply,
please plug it along Pin 1
and Pin 5.
*Warning: Please make
sure that the power cable
connected is for the CPU
and not the graphics
card. Do not plug the
PCIe power cable to this
connector.
ATX 12V Power
Connector
(4-pin ATX12V2)
(see p.1, No. 2) Connecting an ATX
12V 4-pin cable here is
optional.
*The power supply plug
fits into this connector in
only one orientation.
FAN_VOLTAGE
GND
CPU_FAN_SPEED
FAN_SPEED_CONTROL
1 2 3 4
12
1
24
13
4 1
8 5