4.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_56

PRO-I

78

Z

Z87I-PRO USB3.0 Front panel connector

• The USB 3.0 module is purchased separately.

• These connectors are based on xHCI specification. We recommend you to install the related driver to fully use the USB 3.0 ports under Windows® 7.

• The plugged USB 3.0 device may run on xHCI or EHCI mode depending on the operating system’s setting.

5. Speaker connector (4- pin SPEAKER)

This 4-pin connector is for the chassis-mounted system warning speaker. The speaker allows you to hear system beeps and warnings.

Z 78 PRO-I

SPEAKER

Speaker Out

GND

GND +5V

PIN 1

Z87I-PRO Speaker Out Connector

1 Chapter

1-24

Chapter 1: Product introduction