User's Manual

3 USBH1+ I Usb data+

4 USB_G P Ground

4.3

Hardware Operation Notes

a. Power prepare: Please confirm the power input is 12V. And the reference current is 1A. Make sure

the power input positive is not reversed.

b. Environment: For the assembled or debug platform, be sure there hasn’t any risk of circuit shortness

for the board. And make sure the anti static is done well.

c. Debug message view: Using COM port on P3 (COM1) to view the debug message. It will show the

boot message. In PC side, communication hyper terminal or other serial software tools can be used.

The debug port setting is: baud rate 115,200bps, NO hardware control, no ODD/EVEN checking, 1

Stop bit. Suggest use a cross cable, in two Female header.

AV 7 User’s Manual (HW)

4.2.3 3G Antenna port

It is a RP SMA connector, the whorl is non-standard.

4.2.4 3G Antenna

The antenna is only being used to the EUT.The antenna gain is 5.12 dBi for Cellular & 6.12 dBi for PCS