Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r8377b4e6ed494cbfc5dfc2bd9ad3c89b85b333cd -r0b87f7e6142dc3710db5c32a0c7c6694343dd717
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 8377b4e6ed494cbfc5dfc2bd9ad3c89b85b333cd)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 0b87f7e6142dc3710db5c32a0c7c6694343dd717)
@@ -1399,13 +1399,16 @@
  *************************************************************************/
 void handleDGOpMode( MESSAGE_T *message )
 {
-    if ( message->hdr.payloadLen == sizeof(U32) )
+    U32 payloadSize = sizeof(U32) +  sizeof(U32);
+
+    if ( message->hdr.payloadLen == payloadSize )
     {
-        U32 mode;
+        U32 mode, subMode;
 
         memcpy( &mode, message->payload, sizeof(U32) );
+        memcpy( &subMode, &message->payload[sizeof(U32)], sizeof(U32) );
 
-        setDGOpMode( mode );
+        setDGOpMode( mode, subMode );
     }
     else
     {