Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r27a68f930508638f2eb6265ebb381c8918cbc37b -r0bd1acff7222327c97897b4f9ab91bcc1d9d5816
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 27a68f930508638f2eb6265ebb381c8918cbc37b)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 0bd1acff7222327c97897b4f9ab91bcc1d9d5816)
@@ -1145,6 +1145,14 @@
             handleDGMixingRatios( message );
             break;
 
+        case MSG_ID_HD_GET_USAGE_INFO_RECORD:
+            handleGetHDUsageInfoRecord( message );
+            break;
+
+        case MSG_ID_HD_SET_USAGE_INFO_RECORD:
+            handleSetHDUsageInfoRecord( message );
+            break;
+
         // NOTE: this always must be the last case
         case MSG_ID_TESTER_LOGIN_REQUEST:
             handleTesterLogInRequest( message );