Index: HDDefs.h
===================================================================
diff -u -r277ee7406bc1457e096b2bfe7de2541f8d4a7ccc -rebd371ea4ae66d9f787e0fc2b35c84332508b9ce
--- HDDefs.h	(.../HDDefs.h)	(revision 277ee7406bc1457e096b2bfe7de2541f8d4a7ccc)
+++ HDDefs.h	(.../HDDefs.h)	(revision ebd371ea4ae66d9f787e0fc2b35c84332508b9ce)
@@ -731,10 +731,10 @@
     HD_EVENT_STARTUP = 0,                                               ///< HD startup event
     HD_EVENT_OP_MODE_CHANGE,                                            ///< HD Op mode change event
     HD_EVENT_SUB_MODE_CHANGE,                                           ///< HD Op sub-mode change event
-    HD_EVENT_DRY_SELF_TEST_CARTRIDGE_RESULT,
-    HD_EVENT_DRY_SELF_TEST_PRESSURE_RESULT,
-    HD_EVENT_WET_SELF_TEST_DISPLACEMENT_RESULT,
-    HD_EVENT_CPU_RAM_ERROR_STATUS,
+    HD_EVENT_DRY_SELF_TEST_CARTRIDGE_RESULT,                            ///< HD Pre-treatment dry self-test cartridge result
+    HD_EVENT_DRY_SELF_TEST_PRESSURE_RESULT,                             ///< HD Pre-treatment dry self-test pressure result
+    HD_EVENT_WET_SELF_TEST_DISPLACEMENT_RESULT,                         ///< HD Pre-treatment wet self-test displacement result
+    HD_EVENT_CPU_RAM_ERROR_STATUS,                                      ///< HD single-bit Ram error event
     NUM_OF_EVENT_IDS                                                    ///< Total number of HD events
 };
 typedef enum HD_Event_List HD_EVENT_ID_T;                               ///< Type for HD event list enumeration