Asus ROG Strix Z390-H Gaming Manual page 30

6. CPU, CPU optional, and chassis fan connectors; AIO pump connector (4-pin
CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1-2; 4-pin AIO_PUMP)
Connect the fan cables to the fan connectors on the motherboard, ensuring that the
black wire of each cable matches the ground pin of the connector.
•
•
ROG STRIX Z390-H GAMING Fan connectors
Connect the pump cable from the all-in-one cooler (AIO cooler) to the AIO_PUMP header,
and connect the fan cables to the CPU_FAN and/or CPU_OPT header(s).
7. Serial port connector (10-1 pin COM)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
ROG STRIX Z390-H GAMING Serial port connector
The COM module is purchased separately.
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DO NOT forget to connect the fan cables to the fan connectors. Insufficient air flow
inside the system may damage the motherboard components. These are not jumpers!
Do not place jumper caps on the fan connectors!
Ensure that the CPU fan cable is securely installed to the CPU fan connector.
A
B
ON
OFF
C
D
®
E
ON
OFF
®
COM
CPU_FAN CPU_OPT
A B
AIO_PUMP CHA_FAN1
C D
PIN 1
Chapter 1: Product Introduction
CHA_FAN2
E
GND
CHA FAN PWR
CHA FAN IN
CHA FAN PWM