Intel BLKDQ35MPE Product Guide - Page 55

Connecting to the USB 2.0 Headers, Connecting to the Audio System

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Installing and Replacing Desktop Board Components Connecting to the USB 2.0 Headers Before connecting to the USB 2.0 headers, observe the precautions in "Before You Begin" on page 31. See Figure 23, G on page 51 for the location of the three USB 2.0 headers. Table 11 shows the pin assignments for each USB 2.0 header. Each USB header can be used to connect two USB devices. Table 11. USB 2.0 Header Signal Names USB Port A Pin Signal Name Pin 1 Power (+5 V) 2 3 D- 4 5 D+ 6 7 Ground 8 9 Key 10 Note: USB ports may be assigned as needed. USB Port B Signal Name Power (+5 V) DD+ Ground No Connection 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. Connecting to the Audio System After installing the RealTek audio driver from the Intel Express Installer DVD-ROM, the multi-channel audio feature can be enabled. Figure 24 shows the back panel audio connectors. The default connector assignments are shown in the table. Item Description A Audio line in B Audio line out C Mic in Figure 24. Back Panel Audio Connectors 55

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Installing and Replacing Desktop Board Components
55
Connecting to the USB 2.0 Headers
Before connecting to the USB 2.0 headers, observe the precautions in "Before You
Begin" on page 31.
See Figure 23, G on page 51 for the location of the three USB 2.0
headers.
Table 11 shows the pin assignments for each USB 2.0 header.
Each USB
header can be used to connect two USB devices.
Table 11. USB 2.0 Header Signal Names
USB Port A
USB Port B
Pin
Signal Name
Pin
Signal Name
1
Power (+5 V)
2
Power (+5 V)
3
D-
4
D-
5
D+
6
D+
7
Ground
8
Ground
9
Key
10
No Connection
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.
Connecting to the Audio System
After installing the RealTek audio driver from the Intel Express Installer DVD-ROM, the
multi-channel audio feature can be enabled.
Figure 24 shows the back panel audio
connectors.
The default connector assignments are shown in the table.
Item
Description
A
Audio line in
B
Audio line out
C
Mic in
Figure 24.
Back Panel Audio Connectors