Index: sources/storage/TreatmentLog.cpp
===================================================================
diff -u -r3b323bd6a1a03429c2321a889049de1c3b11302f -r0a93485b19d83e73b7a92157d6dc084be585cfff
--- sources/storage/TreatmentLog.cpp	(.../TreatmentLog.cpp)	(revision 3b323bd6a1a03429c2321a889049de1c3b11302f)
+++ sources/storage/TreatmentLog.cpp	(.../TreatmentLog.cpp)	(revision 0a93485b19d83e73b7a92157d6dc084be585cfff)
@@ -61,18 +61,9 @@
         readEventTitles();
     });
 
-    connect(&_ApplicationController ,
-            QOverload< const AdjustSerialNumberHDResponseData &      >::of( &ApplicationController::didActionReceive ),
-            [ this ] ( const AdjustSerialNumberHDResponseData &vData )
-    {
-        // The serial number is going to be received from HD
-        // on POST or on request
-        // and will be used for the device ID
-        // which we designed initially to be different.
-        _deviceID = vData.mSerialNumber;
-    });
+    connect(&_ApplicationController, SIGNAL(didActionReceive(const AdjustSerialNumberHDResponseData &)),
+            this                   ,   SLOT( onActionReceive(const AdjustSerialNumberHDResponseData &)));
 
-
     connect(&_Logger        , SIGNAL(didLogPathSet(Logger::LogType, const QString &)),
             this            ,   SLOT( onLogPathSet(Logger::LogType, const QString &)));
 
@@ -177,6 +168,7 @@
 void TreatmentLog::timerEvent(QTimerEvent *)
 {
     testPendingTxReports();
+    testPendingHDSerial();
 }
 
 /*!
@@ -535,6 +527,12 @@
     }
 }
 
+void TreatmentLog::onActionReceive(const AdjustSerialNumberHDResponseData &vData)
+{
+    _deviceID = vData.mSerialNumber;
+    LOG_DEBUG(tr("Received HD serial number %1").arg(_deviceID));
+}
+
 /*!
  * \brief   TreatmentLog::onTxCodeReceive
  * \details this slot will update the treatment code sent by CS.
@@ -637,6 +635,7 @@
     }
 
     QFileInfoList pendingFiles;
+
     pendingFiles = Storage::FileHandler::find( _TreatmentLog.logPath(), { QString("*.%1").arg(_treatmentLogExtPending) } );
     // look into the list.
     // if there are pending files,
@@ -656,3 +655,18 @@
         emit didPendingTxr( _pendingTxr );
     }
 }
+
+void TreatmentLog::testPendingHDSerial()
+{
+    if ( _pendingCounterHDSerial ) {
+        _pendingCounterHDSerial -- ;
+        return;
+    }
+    else {
+        _pendingCounterHDSerial = _pendingIntervalHDSerial; // every 10 seconds
+    }
+
+    if (_deviceID.trimmed() == _deviceIDDefault) {
+        _ApplicationController.versionsRequest();
+    }
+}