Index: firmware/App/Services/SystemCommMessages.c
===================================================================
diff -u -rac2c218b9e310a14d2872c9b4c32a6f69615088e -rbd5622b94bc751fd9e7ccb7d34afdf69b60240ec
--- firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision ac2c218b9e310a14d2872c9b4c32a6f69615088e)
+++ firmware/App/Services/SystemCommMessages.c	(.../SystemCommMessages.c)	(revision bd5622b94bc751fd9e7ccb7d34afdf69b60240ec)
@@ -1328,16 +1328,82 @@
     return result;
 }
 
-// MSG_ID_HD_SEND_SYSTEM_RECORD
+/*********************************************************************//**
+ * @brief
+ * The sendHDSystemRecord function sends out the HD system record.
+ * @details Inputs: none
+ * @details Outputs: HD system record msg constructed and queued
+ * @param msgCurrNum: current payload number
+ * @param msgTotalNum: total number of payloads
+ * @param length: buffer length to be written
+ * @param sysRcrdAddress: start address of the system record
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
 BOOL sendHDSystemRecord( U32 payloadCurrNum, U32 payloadTotalNum, U32 length, U08* sysRcrdAddress )
 {
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
 
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_HD_SEND_SYSTEM_RECORD;
+    msg.hdr.payloadLen = sizeof( U32 ) + sizeof( U32 ) + sizeof( U32 ) + length;
+
+    memcpy( payloadPtr, &payloadCurrNum, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, &payloadTotalNum, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, &length, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, sysRcrdAddress, length );
+
+    // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_PC, ACK_NOT_REQUIRED );
+
+    return result;
 }
 
-// MSG_ID_Hd_SEND_SERVICE_RECORD
+/*********************************************************************//**
+ * @brief
+ * The sendHDServiceRecord function sends out the HD service record.
+ * @details Inputs: none
+ * @details Outputs: HD system record msg constructed and queued
+ * @param msgCurrNum: current payload number
+ * @param msgTotalNum: total number of payloads
+ * @param length: buffer length to be written
+ * @param srvcRcrdAddress: start address of the service record
+ * @return TRUE if msg successfully queued for transmit, FALSE if not
+ *************************************************************************/
 BOOL sendHDServiceRecord( U32 payloadCurrNum, U32 payloadTotalNum, U32 length, U08* srvcRcrdAddress )
 {
+    BOOL result;
+    MESSAGE_T msg;
+    U08 *payloadPtr = msg.payload;
 
+    // Create a message record
+    blankMessage( &msg );
+    msg.hdr.msgID = MSG_ID_Hd_SEND_SERVICE_RECORD;
+    msg.hdr.payloadLen = sizeof( U32 ) + sizeof( U32 ) + sizeof( U32 ) + length;
+
+    memcpy( payloadPtr, &payloadCurrNum, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, &payloadTotalNum, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, &length, sizeof( U32 ) );
+    payloadPtr += sizeof( U32 );
+
+    memcpy( payloadPtr, srvcRcrdAddress, length );
+
+    // Serialize the message (w/ sync, CRC, and appropriate CAN padding) and add serialized message data to appropriate comm buffer
+    result = serializeMessage( msg, COMM_BUFFER_OUT_CAN_PC, ACK_NOT_REQUIRED );
+
+    return result;
 }
 
 #ifdef EMC_TEST_BUILD
@@ -4231,28 +4297,122 @@
     sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
 }
 
-// MSG_ID_HD_SET_SYSTEM_RECORD
+/*********************************************************************//**
+* @brief
+* The handleSetHDSystemRecord function handles a request to set the HD
+* system data record.
+* @details Inputs: none
+* @details Outputs: message handled
+* @param message a pointer to the message to handle
+* @return none
+*************************************************************************/
 void handleSetHDSystemRecord( MESSAGE_T *message )
 {
+    BOOL status = FALSE;
+    U08* payloadPtr = message->payload;
+    U32 currentMessage;
+    U32 totalMessages;
+    U32 payloadLength;
 
+    memcpy(&currentMessage, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    memcpy(&totalMessages, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    memcpy(&payloadLength, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    status = setSystemRecord( currentMessage, totalMessages, payloadLength, payloadPtr );
+
+    // Respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, status );
 }
 
-// MSG_ID_HD_GET_SYSTEM_RECORD
+/*********************************************************************//**
+* @brief
+* The handleGetHDSystemRecord function handles a request to get the HD
+* system data record.
+* @details Inputs: none
+* @details Outputs: message handled
+* @param message a pointer to the message to handle
+* @return none
+*************************************************************************/
 void handleGetHDSystemRecord( MESSAGE_T *message )
 {
+    BOOL result = FALSE;
 
+    // verify payload length
+    if ( 0 == message->hdr.payloadLen )
+    {
+        // Tester must be logged in
+        if ( TRUE == isTestingActivated() )
+        {
+            result = getSystemRecord();
+        }
+    }
+
+    // respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
 }
 
-// MSG_ID_HD_GET_SERVICE_RECORD
+/*********************************************************************//**
+* @brief
+* The handleGetHDServiceRecord function handles a request to get the HD
+* service data record.
+* @details Inputs: none
+* @details Outputs: message handled
+* @param message a pointer to the message to handle
+* @return none
+*************************************************************************/
 void handleGetHDServiceRecord( MESSAGE_T *message )
 {
+    BOOL result = FALSE;
 
+    // verify payload length
+    if ( 0 == message->hdr.payloadLen )
+    {
+        // Tester must be logged in
+        if ( TRUE == isTestingActivated() )
+        {
+            result = getServiceRecord();
+        }
+    }
+
+    // respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, result );
 }
 
-// MSG_ID_HD_SET_SERVICE_RECORD
+/*********************************************************************//**
+* @brief
+* The handleSetHDServiceRecord function handles a request to set the HD
+* service data record.
+* @details Inputs: none
+* @details Outputs: message handled
+* @param message a pointer to the message to handle
+* @return none
+*************************************************************************/
 void handleSetHDServiceRecord( MESSAGE_T *message )
 {
+    BOOL status = FALSE;
+    U08* payloadPtr = message->payload;
+    U32 currentMessage;
+    U32 totalMessages;
+    U32 payloadLength;
 
+    memcpy(&currentMessage, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    memcpy(&totalMessages, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    memcpy(&payloadLength, payloadPtr, sizeof(U32));
+    payloadPtr += sizeof(U32);
+
+    status = setServiceRecord( currentMessage, totalMessages, payloadLength, payloadPtr );
+
+    // Respond to request
+    sendTestAckResponseMsg( (MSG_ID_T)message->hdr.msgID, status );
 }
 
 /**@}*/
Index: firmware/App/Tasks/TaskGeneral.c
===================================================================
diff -u -rac2c218b9e310a14d2872c9b4c32a6f69615088e -rbd5622b94bc751fd9e7ccb7d34afdf69b60240ec
--- firmware/App/Tasks/TaskGeneral.c	(.../TaskGeneral.c)	(revision ac2c218b9e310a14d2872c9b4c32a6f69615088e)
+++ firmware/App/Tasks/TaskGeneral.c	(.../TaskGeneral.c)	(revision bd5622b94bc751fd9e7ccb7d34afdf69b60240ec)
@@ -21,7 +21,8 @@
 #include "CPLD.h"
 #include "DGInterface.h"
 #include "DialInFlow.h"
-#include "DialOutFlow.h"
+#include "DialOutFlow.h"
+#include "NVDataMgmt.h"
 #include "OperationModes.h"
 #include "PresOccl.h"
 #include "SystemComm.h"
@@ -92,7 +93,7 @@
         execNVDataMgmtProcessRecord();
 
         // Manage alarm state
-        //execAlarmMgmt();
+        //execAlarmMgmt();
 
         // Manage data to be transmitted to other sub-systems
         execSystemCommTx();