Index: firmware/App/Controllers/PresOccl.c
===================================================================
diff -u -raf435e7b6e37b1c03027e7b7c269e4fc853e3efc -rf416391a93d78ea154b43afd09a8764e2573fd9a
--- firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision af435e7b6e37b1c03027e7b7c269e4fc853e3efc)
+++ firmware/App/Controllers/PresOccl.c	(.../PresOccl.c)	(revision f416391a93d78ea154b43afd09a8764e2573fd9a)
@@ -198,7 +198,10 @@
 
     lastArterialPressureReadCtr = 0;
     lastVenousPressureReadCtr   = 0;
+
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         lastBPOcclReadCtr = 0;
         lastBPErrorCtr = 0;
@@ -211,7 +214,9 @@
     presOcclState                       = PRESSURE_WAIT_FOR_POST_STATE;
     presOcclPostState                   = PRESSURE_SELF_TEST_STATE_START;
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         bloodPumpOcclusionAfterCartridgeInstall = 0;
     }
@@ -397,6 +402,7 @@
     U08 venPresStatus   = (U08)( fpgaVenPres >> SHIFT_14_BITS );                // High 2 bits is status code for venous pressure
     U08 venReadCtr      = getFPGAVenousPressureReadCounter();
 
+#ifndef _RELEASE_
     if ( SW_CONFIG_ENABLE_VALUE == getSoftwareConfigStatus( SW_CONFIG_ENABLE_DVT_ARTERIAL_PRESSURE_SENSOR ) )
     {
         U16 fpgaArtPres = getFPGADVTArterialPressure();
@@ -405,6 +411,7 @@
         artPresStatus   = (U08)( fpgaArtPres >> SHIFT_14_BITS );
     }
     else
+#endif
     {
         U32 fpgaArtPres = getFPGAArterialPressure();
         S32 artPres     = (S32)( fpgaArtPres & MASK_OFF_U32_MSB ) - ARTERIAL_PRESSURE_CONVERSION_OFFSET;   // Subtract 2^23 from low 24 bits to get signed reading
@@ -519,7 +526,9 @@
     U08 bpReadCtr  = getFPGABloodPumpOcclusionReadCounter();
     U08 bpErrorCtr = getFPGABloodPumpOcclusionErrorCounter();
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         // Check for sensor errors
         if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_BP_OCCLUSION_SENSOR_ERROR, ( bpErrorCtr != lastBPErrorCtr ) ) )
@@ -537,7 +546,9 @@
     // Record occlusion sensor readings
     bloodPumpOcclusion.data = (U32)getFPGABloodPumpOcclusion();
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         // Record occlusion read and error counters for next time around
         lastBPOcclReadCtr = bpReadCtr;
@@ -557,7 +568,9 @@
 {
     F32 artPres = getFilteredArterialPressure();
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_ARTERIAL_PRESSURE_CHECK ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         // Check arterial pressure is in range
         if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_ARTERIAL_PRESSURE_OUT_OF_RANGE,
@@ -610,7 +623,9 @@
 {
     F32 venPres = getFilteredVenousPressure();
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_VENOUS_PRESSURE_CHECK ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         // Check venous pressure is in range
         if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_VENOUS_PRESSURE_OUT_OF_RANGE, venPres > VENOUS_PRESSURE_MAX_MMHG ) ||
@@ -671,7 +686,9 @@
     U32 bpOccl = getMeasuredBloodPumpOcclusion();
     BOOL outOfRange = ( bpOccl < MIN_OCCLUSION_COUNTS || bpOccl > MAX_OCCLUSION_COUNTS ? TRUE : FALSE );
 
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         // Range check occlusion sensor
         if ( TRUE == isPersistentAlarmTriggered( ALARM_ID_HD_BP_OCCLUSION_OUT_OF_RANGE, outOfRange ) )
@@ -870,7 +887,9 @@
  *************************************************************************/
 void execPresOcclTest( void )
 {
+#ifndef _RELEASE_
     if ( getSoftwareConfigStatus( SW_CONFIG_DISABLE_PRESSURE_CHECKS ) != SW_CONFIG_ENABLE_VALUE )
+#endif
     {
         U32 const bpPressure = getMeasuredBloodPumpOcclusion();
         F32 const arterialPressure = getFilteredArterialPressure();