Product guide for Intel Desktop Board D2550DC2

Installing and Replacing Desktop Board Components
35
Connecting to the Front Panel USB 2.0 Headers
Before connecting to the USB 2.0 headers, observe the precautions in "Before You
Begin" on page 23. See Figure 11, B and E for the location of the USB 2.0 headers.
Table 7 and Table 8 show the pin assignments for the headers.
The brown USB header (Figure 11, B) supports a single USB port while the black USB
header (Figure 11, E) supports two USB ports. The single USB port header is designed
to support a Flash Memory Drive such as the Intel Z-U130 USB Solid-State Drive (or
compatible device). Refer to “Installing an Intel
®
Z-U130 USB Solid-State Drive or
Compatible Device” on page 32 for more information.
Table 7. Front Panel USB Header
Pin Signal Name Pin Signal Name
1
+5 VDC
2
+5 VDC
3
D-
4
D-
5
D+
6
D+
7
Ground
8
Ground
9
KEY (no pin)
10
No Connect
Table 8. Front Panel USB Header with Intel Z-U130 USB Solid-State Drive or
Compatible Device Support
Pin Signal Name Pin Signal Name
1
+5 VDC
2
No Connect
3
D-
4
No Connect
5
D+
6
No Connect
7
Ground
8
No Connect
9
KEY (no pin)
10
LED#
Connecting to the Piezoelectric Speaker Header
Figure 11, C shows the location of the piezoelectric speaker header. Table 9 shows the
pin assignments for the piezoelectric speaker header.
Table 9. Piezoelectric Speaker Header
Pin Signal Name
1
+ 5 VDC
2
Key (no pin)
3
Key (no pin)
4
SPKR