Index: AlarmDefs.h
===================================================================
diff -u -rbffe88639295cf011420a49a9470563e67e598a5 -r6cd177056ca543350cf5c247f8fc18cca839a17d
--- AlarmDefs.h	(.../AlarmDefs.h)	(revision bffe88639295cf011420a49a9470563e67e598a5)
+++ AlarmDefs.h	(.../AlarmDefs.h)	(revision 6cd177056ca543350cf5c247f8fc18cca839a17d)
@@ -212,6 +212,7 @@
     ALARM_ID_HD_BLOOD_LEAK_SELF_TEST_FAILURE = 174,                 ///< HD blood leak detector self-test failure alarm
     ALARM_ID_HD_BLOOD_LEAK_DETECTOR_FAULT = 175,                    ///< HD blood leak detector fault
     ALARM_ID_DG_LOAD_CELLS_INVALID_CALIBRATION = 176,               ///< DG load cells invalid calibration
+    ALARM_ID_HD_VOLTAGE_OUT_OF_RANGE = 177,                         ///< HD monitored voltage is out of range
     NUM_OF_ALARM_IDS                                                ///< Total number of alarms
 };
 typedef enum Alarm_List ALARM_ID_T;                                 ///< Type for alarm list enumeration
@@ -494,6 +495,7 @@
     { ALARM_PRIORITY_HIGH,     3,   0,              ALARM_ID_NO_ALARM,              TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , FALSE }, // ALARM_ID_HD_BLOOD_LEAK_SELF_TEST_FAILURE
     { ALARM_PRIORITY_HIGH,     4,   0,              ALARM_ID_NO_ALARM,              TRUE,  TRUE , TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  FALSE }, // ALARM_ID_HD_BLOOD_LEAK_DETECTOR_FAULT
     { ALARM_PRIORITY_HIGH,     4,   0,              ALARM_ID_NO_ALARM,              TRUE,  TRUE , TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  TRUE,  FALSE }, // ALARM_ID_DG_LOAD_CELLS_INVALID_CALIBRATION
+    { ALARM_PRIORITY_HIGH,     3,   0,              ALARM_ID_NO_ALARM,              TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , TRUE , FALSE }, // ALARM_ID_HD_VOLTAGE_OUT_OF_RANGE
     // Priority              Rank   Escalate In     Escalate To                     Fault  Stops  ClrIm  NoClr  NoRes  NoRin  NoEnd  NoNew  NoRcr  UsrAck
 };
 
Index: MsgDefs.h
===================================================================
diff -u -r23a14171a61f2afeaa58902360af3983e80ed8d9 -r6cd177056ca543350cf5c247f8fc18cca839a17d
--- MsgDefs.h	(.../MsgDefs.h)	(revision 23a14171a61f2afeaa58902360af3983e80ed8d9)
+++ MsgDefs.h	(.../MsgDefs.h)	(revision 6cd177056ca543350cf5c247f8fc18cca839a17d)
@@ -152,6 +152,8 @@
     MSG_ID_HD_BLOOD_LEAK_STATE = 0x78,                                  ///< HD broadcast of blood leak state
     MSG_ID_DG_START_STOP_FLUSH = 0x79,                                  ///< DG start/stop flush mode
     MSG_ID_DG_FLUSH_DATA = 0x7A,                                        ///< DG flush data publish
+    MSG_ID_HD_VOLTAGES_DATA = 0x7B,                                     ///< HD voltages data publish
+    MSG_ID_HD_ALARM_AUDIO_VOLUME_SET_RESPONSE = 0x7C,                   ///< HD response to UI set alarm audio volume request
 
 #ifdef EMC_TEST_BUILD
     MSG_ID_CAN_ERROR_COUNT = 0x999,  // test code in support of EMC testing
@@ -207,7 +209,7 @@
     MSG_ID_HD_SET_PARAMETER_TREATMENT_PARAMETER = 0x802D,               ///< Set a treatment parameter (will change actual setting, not an override)
     MSG_ID_HD_VALVES_HOME = 0x802E,                                     ///< Home an HD Valve
     MSG_ID_HD_VALVES_POSITION_OVERRIDE = 0x802F,                        ///< Set an HD valve to a position in counts
-    MSG_ID_HD_VALVES_SET_AIR_TRAP_VALVE = 0x8030,                       ///< Set the HD blood trap valve status
+    MSG_ID_HD_VALVES_SET_AIR_TRAP_VALVE = 0x8030,                       ///< Set the HD air trap valve status
     MSG_ID_HD_VALVES_SET_PWM_OVERRIDE = 0x8031,                         ///< Set an HD valve PWM
     MSG_ID_HD_AIR_TRAP_SEND_INTERVAL_OVERRIDE = 0x8032,                 ///< HD air trap data broadcast interval override request
     MSG_ID_HD_AIR_TRAP_LEVEL_SENSOR_OVERRIDE = 0x8033,                  ///< HD air trap level sensor override request
@@ -239,6 +241,8 @@
     MSG_ID_HD_BLOOD_LEAK_STATUS_DETECTOR_OVERRIDE = 0x804D,             ///< HD blood leak status detector override request
     MSG_ID_HD_BLOOD_LEAK_STATE_SEND_INTERVAL_OVERRIDE = 0x804E,         ///< HD blood leak state broadcast interval override request
     MSG_ID_HD_BLOOD_LEAK_STATE_DETECTOR_OVERRIDE = 0x804F,              ///< HD blood leak state detector override request
+    MSG_ID_HD_MONITORED_VOLTAGES_SEND_INTERVAL_OVERRIDE = 0x8050,       ///< HD monitored voltages publish interval override request
+    MSG_ID_HD_MONITORED_VOLTAGES_OVERRIDE = 0x8051,                     ///< HD monitored voltage override request
 
     MSG_ID_FIRST_DG_TESTER_MESSAGE = 0xA000,                            ///< First DG test message ID
     MSG_ID_DG_TESTER_LOGIN_REQUEST = MSG_ID_FIRST_DG_TESTER_MESSAGE,    ///< DG tester log-in
@@ -265,7 +269,8 @@
     MSG_ID_DG_ACCEL_OVERRIDE = 0xA017,                                  ///< DG accelerometer sensor override request
     MSG_ID_DG_ACCEL_MAX_OVERRIDE = 0xA018,                              ///< DG accelerometer sensor max. override request
     MSG_ID_DG_ACCEL_SEND_INTERVAL_OVERRIDE = 0xA019,                    ///< DG accelerometer data broadcast interval override request
-    MSG_ID___AVAILABLE_11 = 0xA01A,                                     ///< This msg ID is available for use
+    MSG_ID___AVAILABLE_11 = 0xA01A,                                     ///< This msg ID is available for use
+    MSG_ID___AVAILABLE_16 = 0xA01B,                                     ///< This msg ID is available for use
     MSG_ID_DRAIN_PUMP_SET_DELTA_PRESSURE_OVERRIDE = 0xA01C,             ///< Drain pump set delta pressure override
     MSG_ID___AVAILABLE_12 = 0xA01D,                                     ///< This msg ID is available for use
     MSG_ID___AVAILABLE_13 = 0xA01E,                                     ///< This msg ID is available for use