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Intel Desktop Board DG41RQ Product Guide
USB 2.0 Headers
Before connecting to the USB 2.0 headers, observe the precautions in "Before You
Begin" on page 25. See Figure 20, G on page 42 for the location of the USB 2.0
headers. Table 12 shows the pin assignments for each USB 2.0 header. Each USB
header can be used to connect two USB devices.
Table 12. USB 2.0 Header Signal Names
Pin
Signal Name
1
Power (+5 V)
3
D-
5
D+
7
Ground
9
Key
Note: USB ports may be assigned as needed.
NOTE
Computer systems that have an unshielded cable attached to a USB port might not
meet FCC Class B requirements, even if no device or a low-speed USB device is
attached to the cable. Use a shielded cable that meets the requirements for a
full-speed USB device.
46
USB Port A
USB Port B
Pin
Signal Name
2
Power (+5 V)
4
D-
6
D+
8
Ground
10
No Connection
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