On the bottom of the Bluefruit LE Friend board or shields there is a test pad or pin that exposes the Factory Reset pin on the modules (marked '''FCR''' or '''F.RST'''). Setting this pad low when the device is powered up will cause a factory reset at startup. | On the bottom of the Bluefruit LE Friend board or shields there is a test pad or pin that exposes the Factory Reset pin on the modules (marked '''FCR''' or '''F.RST'''). Setting this pad low when the device is powered up will cause a factory reset at startup. |