7.USB 2.0 connectors (10-1 pin USB910, USB1112)

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 specifications and supports up to

480Mbps connection speed.

USB910

USB1112

USB+5V USB P9- USB P9+ GND NC

USB+5V USB P11- USB P11+ GND NC

H81M-C

 

PIN 1

PIN 1

USB+5V USB P10- USB P10+ GND

USB+5V USB P12- USB P12+ GND

H81M-C USB2.0 connectors

 

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

The USB 2.0 module is purchased separately.

8.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.

PIN 1

COM RXD DTR DSR CTS

DCDTXDGNDRTSRI

H81M-C

H81M-C Serial port connectors

The COM module is purchased separately.

ASUS H81M-C

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