6.USB 3.0 connector (20-1 pin USB3_12)

This connector allows you to connect a USB 3.0 module for additional USB 3.0 front or rear panel ports. With an installed USB 3.0 module, you can enjoy all the benefits of

USB 3.0 including faster data transfer speeds of up to 5Gbps, faster charging time for

USB-chargeable devices, optimized power efficiency, and backward compatibility with

USB 2.0.

USB3_12

USB3+5V

USB3+5V

Z87-K

Z87-K USB3.0 front panel connector

The USB 3.0 module is purchased separately.

7.CPU and chassis fan connectors (4-pin CPU_FAN, 4-pin CHA_FAN1/2)

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.

CPU_FAN

GND

CPU FAN PWR

CPU FAN IN

CPU FAN PWM

CHA_FAN1

CHA_FAN2

CHA FAN PWM CHA FAN IN

CHA FAN PWR GND

Z87-K

GND

CHA FAN PWR

CHA FAN IN

CHA FAN PWM

Z87-K Fan connectors

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! The CPU_FAN connector supports a CPU fan of maximum 1A (12 W) fan power.

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Chapter 1: Product introduction