User`s manual

CyberResearch
®
Motherboards MMGA Series
CyberResearch, Inc. 65
25 Business Park Drive P: [phone]; F: [phone]
Branford, CT USA www.cyberresearch.com
4.2.16 USB Connectors (Internal)
CN Label: USB45, USB67, USB89 and USB1011
CN Type:
8-pin header (2x4)
CN Location: See Figure 1-37
CN Pinouts: See Table 1-23
The 2x4 USB pin connectors each provide connectivity to two USB 1.1 or two USB 2.0
ports. Each USB connector can support two USB devices. Additional external USB ports
are found on the rear panel. The USB ports are used for I/O bus expansion.
Figure 1-37: USB Connector Locations
PIN NO. DESCRIPTION PIN NO. DESCRIPTION
1 VCC 2 GND
3 DATA- 4 DATA+
5 DATA+ 6 DATA-
7 GND 8 VCC
Table 1-23: USB Port Connector Pinouts