diff -r 06b8e2af4411 -r 6fbed849b4f4 qtmobility/examples/sensors/show_proximity/main.cpp
--- a/qtmobility/examples/sensors/show_proximity/main.cpp	Fri Jun 11 14:26:25 2010 +0300
+++ b/qtmobility/examples/sensors/show_proximity/main.cpp	Wed Jun 23 19:08:38 2010 +0300
@@ -65,15 +65,22 @@
 int main(int argc, char **argv)
 {
     QCoreApplication app(argc, argv);
-
+    QStringList args = app.arguments();
+    int rate_place = args.indexOf("-r");
+    int rate_val = 0;
+    if (rate_place != -1)
+        rate_val = args.at(rate_place + 1).toInt();
     QProximitySensor sensor;
-    if (!sensor.connectToBackend()) {
-        qWarning("No proximity sensor available!");
-        return 1;
+    if (rate_val > 0) {
+        sensor.setDataRate(rate_val);
     }
     ProximitySensorFilter filter;
     sensor.addFilter(&filter);
     sensor.start();
+    if (!sensor.isActive()) {
+        qWarning("Proximitysensor didn't start!");
+        return 1;
+    }
 
     return app.exec();
 }