Revision V1.2/March 2012
©2010 Semtech Corp.
SX8651EVK
www.semtech.com
Page 12
ADVANCED COMMUNICATIONS & SENSING
USER GUIDE
Figure 12. Picture View when a zoom is done
4. Troubleshooting
4.1. The SX8651EVK is disconnected
If the GUI shows that the SX8651EVK is disconnected, check the following points:
The USB cable connect the board to the computer
The diode D7 is lighted
Click the Connect button
Try an other USB port and restart the GUI
4.2. The touchscreen doesn’t work
If the SX8651EVK is connected but the touchscreen seems not to work, check the following points:
The touchscreen is well connected to the connector P9
When a finger press the screen, the LED D1 is lighted
When two fingers press the screen, the LED D1 and D2 are lighted
Restart the GUI and reconnect the board
