Asus Z87-PRO Z87-PRO User's Manual - Page 58

pin CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1-4

Page 58 highlights

6. CPU, chassis, and optional fan connectors (4-pin CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1-4) 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. • 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 is securely installed to the CPU fan connector. Chapter 1 • The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power. • The CPU_FAN connector and CHA_FAN connectors support the ASUS FAN Xpert 2 feature. 1-42 Chapter 1: Product introduction

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1-42
Chapter 1: Product introduction
Chapter 1
6.
CPU, chassis, and optional fan connectors
(4-pin CPU_FAN; 4-pin CPU_OPT; 4-pin CHA_FAN1-4)
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.
The CPU_FAN connector supports the CPU fan of maximum 1A (12 W) fan power.
The CPU_FAN connector and CHA_FAN connectors support the ASUS FAN Xpert 2
feature.
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 is securely installed to the CPU fan connector.