Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -rf4f7e0ee3baef51d91de64d44a0a00ff967f56c0 -r94af475018f529f022d205627ef673bff44bf94f
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision f4f7e0ee3baef51d91de64d44a0a00ff967f56c0)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision 94af475018f529f022d205627ef673bff44bf94f)
@@ -73,6 +73,7 @@
 
 #define PSI_TO_MMHG                         ( 51.7149F )                                    ///< Conversion factor for converting PSI to mmHg.
 
+// The new arterial pressure sensor is the same as the venous pressure sensor
 #define VENOUS_PRESSURE_NORMAL_OP           0                                               ///< Venous pressure status bits indicate normal operation.
 #define VENOUS_PRESSURE_CMD_MODE            1                                               ///< Venous pressure status bits indicate sensor in command mode.
 #define VENOUS_PRESSURE_STALE_DATA          2                                               ///< Venous pressure status bits indicate data is stale (no new data since last fpga read).
@@ -669,7 +670,6 @@
                 }
             }
         }
-
         // Check for occlusion in Treatment modes where pumps are moving
         else if ( MODE_TREA == getCurrentOperationMode() )
         {
Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r80c4b42aae13511c7dcd0dbfa4fe9c742871e246 -r94af475018f529f022d205627ef673bff44bf94f
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 80c4b42aae13511c7dcd0dbfa4fe9c742871e246)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 94af475018f529f022d205627ef673bff44bf94f)
@@ -71,6 +71,7 @@
 static OVERRIDE_U32_T standbyModePublishInterval = { DISINFECTS_DATA_PUB_INTERVAL, DISINFECTS_DATA_PUB_INTERVAL, DISINFECTS_DATA_PUB_INTERVAL, 0 };
 
 static const U32 SERVICE_TIME_INTERVAL_S = (U32)( 365 * 0.5 * SECONDS_IN_A_DAY );              ///< HD/DG 6-month service interval in seconds.
+static BOOL homingInitiated;                                                                   ///< Flag indicates actuator homing has been initiated from standby mode.
 
 // ********** private function prototypes **********
 
@@ -289,8 +290,8 @@
  *************************************************************************/
 BOOL signalUserInitiateTreatment( void )
 {
-    BOOL result = FALSE;
-    DG_VERSIONS_T dgVersion = getDGVersion();
+    BOOL result                            = FALSE;
+    DG_VERSIONS_T dgVersion                = getDGVersion();
     REQUEST_REJECT_REASON_CODE_T rejReason = REQUEST_REJECT_REASON_NONE;
 
     // Verify HD is in standby mode waiting for treatment start request
@@ -318,24 +319,25 @@
     {
         rejReason = REQUEST_REJECT_REASON_BATTERY_IS_NOT_CHARGED;
     }
-#ifdef _RELEASE_
-    else
-#else
+#ifndef _RELEASE_
     else if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_SERVICE_AND_DISINFECT_CHECK ) != SW_CONFIG_ENABLE_VALUE )
 #endif
     {
-        // Verify HD and DG are not over due for service
-        if ( haveHDDGServicesBeenExpired( &rejReason ) != TRUE )
+        if ( getTestConfigStatus( TEST_CONFIG_SKIP_DISINFECT_AND_SERVICE_TX_BLOCKERS ) != TRUE )
         {
-            // Verify DG is disinfected
-            if ( FALSE == isDGDisinfectValid() )
+            // Verify HD and DG are not over due for service
+            if ( haveHDDGServicesBeenExpired( &rejReason ) != TRUE )
             {
-                rejReason = REQUEST_REJECT_REASON_DG_DISINFECT_HAS_BEEN_EXPIRED;
+                // Verify DG is disinfected
+                if ( FALSE == isDGDisinfectValid() )
+                {
+                    rejReason = REQUEST_REJECT_REASON_DG_DISINFECT_HAS_BEEN_EXPIRED;
+                }
+                else if ( getHeatDisinfectTemperatureSensorValue() > MAX_ALLOWED_RO_FILTER_TEMP_FOR_TX_C )
+                {
+                    rejReason = REQUEST_REJECT_REASON_DG_RO_FILTER_TEMPERATURE_OUT_OF_RANGE;
+                }
             }
-            else if ( getHeatDisinfectTemperatureSensorValue() > MAX_ALLOWED_RO_FILTER_TEMP_FOR_TX_C )
-            {
-                rejReason = REQUEST_REJECT_REASON_DG_RO_FILTER_TEMPERATURE_OUT_OF_RANGE;
-            }
         }
     }