Index: sources/gui/qml/main.qml
===================================================================
diff -u -r13d6a4fae2f910ab6e289ac9280258a94f734405 -r3229695c1c67de600c095d52c6f99dacfafb462d
--- sources/gui/qml/main.qml	(.../main.qml)	(revision 13d6a4fae2f910ab6e289ac9280258a94f734405)
+++ sources/gui/qml/main.qml	(.../main.qml)	(revision 3229695c1c67de600c095d52c6f99dacfafb462d)
@@ -259,7 +259,13 @@
         }
     }
 
+    // keyboard should always be before AlarmItem to not to covet it.
+    Keyboard            { id: _keyboard                    }
+
+    // AlarmItem should always be at the end so nothing covers it
     AlarmItem           { id: _alarmItem        ;   z: 998 }
+
+    // this dialog as an exception can cover the Alarm for debugging and testing.
     DiagnosticsDialog   { id: _diagnosticsDialog;   z: 999 }
 
     // NotificationBar has to be anchored to the main menu and if it is moved into the AlarmItem
@@ -274,5 +280,4 @@
         backgroundFading    : vHDOperationMode.fault
     }
 
-    Keyboard            { id: _keyboard     }
 }