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Intel Desktop Board DX58SO Product Guide
USB 2.0 Headers
Figure 27, G shows the location of the USB 2.0 headers. Table 10 shows the pin
assignments and signal names for each USB 2.0 header. Each USB header can be
used to connect two USB devices.
Table 10. 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.
Front Panel Header
Figure 27, I shows the location of the front panel header. Table 11 shows the pin
assignments and signal names for the front panel header.
Table 11. Front Panel Header Signal Names
Pin
Description
Hard Drive Activity LED
1
Hard disk LED pull-up to +5 V Out
3
Hard disk active LED
Reset Switch
5
Ground
7
Reset switch
9
Power
50
USB Port A
In/Out Pin
Out
In
Power
Out
USB Port B
Pin
Signal Name
2
Power (+5 V)
4
D-
6
D+
8
Ground
10
No Connection
Description
Power LED
2
Front panel green LED
4
Front panel yellow LED
On/Off Switch
6
Power switch
8
Ground
Not Connected
10
No pin
In/Out
Out
Out
In
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