VB7009 User Manual
13
2.1.6.
USB 2.0 Port
There are four integrated USB 2.0 ports located below the two Gigabit Ethernet ports at the external I/O
panel. The USB 2.0 interface port gives complete Plug and Play and hot swap capability for external
devices and it complies with USB UHCI, rev. 2.0. Each USB port is using the USB Type A receptacle
connector. The pinout of the typical USB port is shown below.
Figure 11: USB 2.0 port diagram
Table 7: USB 2.0 port pinout
2.1.7.
Audio Jacks
There are three audio jack receptacles integrated into a single stack on the I/O coastline. Each receptacle
can fit a 3.5mm Tip Ring Sleeve (TRS) connector to enable connections to Line-out Line-in, and Mic-in.
The Line-out jack is for connecting to external speakers or headphones. The Line-In jack is for connecting
external audio devices such as CD player, tape player and etc. The Mic-in jack is for connecting to a
microphone.
Line-out
Line-in
Mic-in
Figure 12: Audio jack receptacle stack diagram
Wiring
Line-in
Line-out
Mic-in
Tip
Left channel in
Left channel
Left channel
Ring
Right channel in
Right channel
Right channel
Sleeve
GND
GND
GND
Table 8: Audio jack receptacle pinout
Pin
Signal
1
+5VSUS
2
Data-
3
Data+
4
GND
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