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Z790 PG-ITX/TB4
CPU/Water Pump Fan Connector
(4-pin CPU_FAN2/WP) (see p.6, No. 4)
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.6, No. 9)
is motherboard provides a 24-pin ATX power connector. To use a 20-pin ATX
power supply, please plug it along Pin 1 and Pin 13.
CPU_FAN2/WP
CPU_F
FAN_VOLTAGE
GND
AN_SPEED
FAN_SPEED_CONTROL
ATXPWR1
12
1
24
13