Chassis Fan / Waterpump
Fan Connectors
(4-pin CHA_FAN1/WP)
(see p.1, No. 19)
(see p.3, No. 21)
(4-pin CHA_FAN2/WP)
(see p.1, No. 23)
(see p.3, No. 25)
(4-pin CHA_FAN3/WP)
(see p.1, No. 29)
(see p.3, No. 31)
(4-pin CHA_FAN4/WP)
(see p.1, No. 24)
(see p.3, No. 26)
CPU Fan Connector
(4-pin CPU_FAN1)
(see p.1, 3, No. 4)
CPU Fan / Waterpump
Fan Connector
(4-pin CPU_FAN2/WP)
(see p.1, 3, No. 1)
ATX Power Connector
(24-pin ATXPWR1)
(see p.1, 3, No. 9)
FAN_SPEED
FAN_VOLTAGE_CONTROL
FAN_SPEED_CONTROL
GND
1
GND
2
FAN_VOLTAGE
FAN_SPEED
3
FAN_SPEED_CONTROL
4
FAN_SPEED
FAN_VOLTAGE_CONTROL
FAN_SPEED_CONTROL
GND
FAN_VOLTAGE
CPU_FAN_SPEED
GND
FAN_SPEED_CONTROL
1
2
3
4
FAN_VOLTAGE
CPU_FAN_SPEED
GND
FAN_SPEED_CONTROL
1
2
3
4
12
24
13
1
B550 Phantom Gaming 4/ac
B550 Phantom Gaming 4
Please connect fan cables
to the fan connectors and
match the black wire to
the ground pin.
This 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.
This 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.
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.
35