Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r01875def462c74a2ec96a13e9eeca87addad852d -r33bcd0fcd7a3bba5f85a7e35ac63aadbe4e91671
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 01875def462c74a2ec96a13e9eeca87addad852d)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 33bcd0fcd7a3bba5f85a7e35ac63aadbe4e91671)
@@ -8,7 +8,7 @@
 * @file    SystemComm.c
 *
 * @author  (last)      Dara Navaei
-* @date    (last)      21-Dec-2021
+* @date    (last)      22-Feb-2022
 *
 * @author  (original)  Dara Navaei
 * @date    (original)  05-Nov-2019
@@ -620,7 +620,7 @@
             if ( message.crc == crc8( (U08*)(&message), sizeof(MESSAGE_HEADER_T) + message.msg.hdr.payloadLen ) )
             {
                 // if ACK, mark pending message ACK'd
-                if ( MSG_ID_ACK == message.msg.hdr.msgID )
+                if ( MSG_ID_ACK_MESSAGE_THAT_REQUIRES_ACK == message.msg.hdr.msgID )
                 {
                     matchACKtoPendingACKList( message.msg.hdr.seqNo );
                 }
@@ -877,6 +877,10 @@
             handleDGSendConcentrateMixingRatios( message );
             break;
 
+        case MSG_ID_DG_SCHEDULED_RUNS_INFO:
+            handleDGScheduledRunsRequest( message );
+            break;
+
         // NOTE: This case must be last
         case MSG_ID_DG_TESTER_LOGIN_REQUEST:
             handleTesterLogInRequest( message );
@@ -888,7 +892,8 @@
     }
 
     // handle any test messages if tester has logged in successfully
-    if ( ( msgID > MSG_ID_FIRST_DG_TESTER_MESSAGE ) && ( msgID <= END_OF_MSG_IDS ) && ( TRUE == isTestingActivated() ) )
+    // NOTE: END_OF_MSG_IDS = 65536 which is out of the range of a U16 so it is subtracted by 1. This is unreachable in development testing
+    if ( ( msgID > MSG_ID_FIRST_DG_TESTER_MESSAGE ) && ( msgID <= END_OF_MSG_IDS - 1 ) && ( TRUE == isTestingActivated() ) )
     {
         switch ( msgID )
         {
@@ -1148,6 +1153,18 @@
                 handleTestFansRPMAlarmStartTimeOffsetOverrideRequest( message );
                 break;
 
+            case MSG_ID_DG_GET_SW_CONFIG_RECORD:
+                handleGetDGSoftwareConfigRecord( message );
+                break;
+
+            case MSG_ID_DG_SET_SW_CONFIG_RECORD:
+                handleSetDGSoftwareConfigRecord( message );
+                break;
+
+            case MSG_ID_DG_FANS_DUTY_CYCLE_OVERRIDE:
+                handleSetFansDutyCycleOverrideRequest( message );
+                break;
+
             case MSG_ID_DG_HD_COMMUNICATION_STATUS_OVERRIDE:
                 handleTestHDCommunicationStatusOverrideRequest( message );
                 break;