Usb 2.0 Ports; Audio Jacks; Figure 11: Usb 2.0 Port Diagram; Figure 12: Audio Jack Receptacle Stack Diagram - VIA Technologies VB7009 User Manual

2.1.6. USB 2.0 Ports

The VIA VB7009 is equipped with two USB 2.0 ports which gives complete Plug and Play and hot swap
capability for external devices. The USB 2.0 interface complies with USB UHCI, Rev. 2.0. The pinouts of
the USB 2.0 port are shown below.

Figure 11: USB 2.0 port diagram

Pin Signal
1 +5VSUS
2 Data-
3 Data+
4 GND

Table 7: USB 2.0 port pinouts

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.

Figure 12: Audio jack receptacle stack diagram

Wiring
Tip
Ring
Sleeve

Table 8: Audio jack receptacle pinouts

Line-in Line-out
Left channel in Left channel
Right channel in Right channel
GND GND
VIA VB7009 User Manual
Mic-in
Left channel
Right channel
GND
11