11.USB 3.0 connector (20-1 pin USB3_34)

This connector is for the additional USB 3.0 ports. Connect the USB 3.0 bracket cable to this connector, then install the USB 3.0 bracket to the rear side of the chassis. If your chassis support customized front panel installation, with ASUS USB 3.0 header, you can have a front panel USB 3.0 solution.

USB3_34

P8B75-M LX

P8B75-M LX USB3.0 Front panel connector

The USB 3.0 module is purchased separately.

12.USB 2.0 connectors (10-1 pin USB56, USB78)

These connectors are for USB 2.0 ports. Connect the USB module cable to any of these connectors, then install the module to a slot opening at the back of the system chassis. These USB connectors comply with USB 2.0 specification that supports up to

480 Mbps connection speed.

P8B75-M LX

USB78 USB56

USB+5V USB P8- USB P8+ GND NC

USB+5V USB P6- USB P6+ GND NC

 

 

 

 

 

 

 

 

 

 

 

PIN 1 USB+5V USB P7- USB P7+ GND

PIN 1 USB+5V USB P5- USB P5+ GND

P8B75-M LX USB2.0 connector

Never connect a 1394 cable to the USB connectors. Doing so will damage the motherboard!

The USB module cable is purchased separately.

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Chapter 1: Product introduction