Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -rfd7ad1353228d1260761d9afbef807400c7dd3fd -rbb43bcd42a48f6e754d1a6b0f346e9a876d6dcf6
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision fd7ad1353228d1260761d9afbef807400c7dd3fd)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision bb43bcd42a48f6e754d1a6b0f346e9a876d6dcf6)
@@ -592,6 +592,11 @@
                     {
                         dgIsCommunicating = TRUE;
                         timeOfLastDGCheckIn = getMSTimerCount();
+                    }
+                    // If message from UI channel, mark UI communication so HD can begin transmitting
+                    if ( ( COMM_BUFFER_IN_CAN_UI_2_HD == MSG_IN_BUFFERS[ i ] ) || ( COMM_BUFFER_IN_CAN_UI_BROADCAST == MSG_IN_BUFFERS[ i ] ) )
+                    {
+                        uiDidCommunicate = TRUE;
                     }
                 }
                 else if ( -1 == msgSize ) // Candidate message with bad CRC found?