Index: firmware/App/Services/SystemComm.c
===================================================================
diff -u -r94b2c471dc1ed582d59f277321d9f52aac87254d -r7408f6fccdf772fa266c6f4753d7426d2bd49861
--- firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 94b2c471dc1ed582d59f277321d9f52aac87254d)
+++ firmware/App/Services/SystemComm.c	(.../SystemComm.c)	(revision 7408f6fccdf772fa266c6f4753d7426d2bd49861)
@@ -1364,6 +1364,10 @@
                 handleDGROStatusRequest( message );
                 break;
 
+            case MSG_ID_DG_RAM_STATUS_OVERRIDE:
+                handleTestDGRAMStatusOverrideRequest( message );
+                break;
+
             default:
                 // TODO - unrecognized message ID received - ignore
                 break;
Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -r94b2c471dc1ed582d59f277321d9f52aac87254d -r7408f6fccdf772fa266c6f4753d7426d2bd49861
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 94b2c471dc1ed582d59f277321d9f52aac87254d)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision 7408f6fccdf772fa266c6f4753d7426d2bd49861)
@@ -28,6 +28,7 @@
 #include "FlowSensors.h"
 #include "FPGA.h"
 #include "Heaters.h"
+#include "Integrity.h"
 #include "ModeChemicalDisinfect.h"
 #include "ModeChemicalDisinfectFlush.h"
 #include "ModeDrain.h"
@@ -4947,4 +4948,36 @@
     sendUIResponseMsg( MSG_ID_DG_RO_ONLY_MODE_STATUS_RESPONSE, roMode, rejReason );
 }
 
+/*********************************************************************//**
+ * @brief
+ * The handleTestHDRAMStatusOverrideRequest function handles a request to
+ * override the RAM status register.
+ * @details Inputs: none
+ * @details Outputs: message handled
+ * @param message a pointer to the message to handle
+ * @return none
+ *************************************************************************/
+void handleTestDGRAMStatusOverrideRequest( MESSAGE_T* message )
+{
+    TEST_OVERRIDE_ARRAY_PAYLOAD_T payload;
+    BOOL result = FALSE;
+
+    // verify payload length
+    if ( sizeof(TEST_OVERRIDE_ARRAY_PAYLOAD_T) == message->hdr.payloadLen )
+    {
+        memcpy( &payload, message->payload, sizeof(TEST_OVERRIDE_ARRAY_PAYLOAD_T) );
+        if ( FALSE == payload.reset )
+        {
+            result = testSetRAMStatusOverride( payload.index, payload.state.u32 );
+        }
+        else
+        {
+            result = testResetRAMStatusOverride( payload.index );
+        }
+    }
+
+    // respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
+}
+
 /**@}*/
Index: firmware/App/Services/SystemCommMessages.h
===================================================================
diff -u -r94b2c471dc1ed582d59f277321d9f52aac87254d -r7408f6fccdf772fa266c6f4753d7426d2bd49861
--- firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 94b2c471dc1ed582d59f277321d9f52aac87254d)
+++ firmware/App/Services/SystemCommMessages.h	(.../SystemCommMessages.h)	(revision 7408f6fccdf772fa266c6f4753d7426d2bd49861)
@@ -520,6 +520,10 @@
 // MSG_ID_DG_DIALIN_RO_ONLY_MODE_STATUS_REQUEST
 void handleDGROStatusRequest( MESSAGE_T* message );
 
+// MSG_ID_DG_RAM_STATUS_OVERRIDE
+void handleTestDGRAMStatusOverrideRequest( MESSAGE_T* message );
+
+
 /**@}*/
 
 #endif