Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r19f13e67288117e7f81c1245a75cc6b5f8aaf899 -reb5370021e7e60c18732382a512886da0f9b276d
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 19f13e67288117e7f81c1245a75cc6b5f8aaf899)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision eb5370021e7e60c18732382a512886da0f9b276d)
@@ -284,7 +284,7 @@
     REQUEST_REJECT_REASON_CODE_T rejReason = REQUEST_REJECT_REASON_NONE;
 
     // Verify HD is in standby mode waiting for treatment start request
-    if ( ( MODE_STAN != getCurrentOperationMode() ) || ( STANDBY_WAIT_FOR_TREATMENT_STATE != currentStandbyState ) )
+    if ( ( MODE_STAN != getCurrentOperationMode() ) || ( STANDBY_WAIT_FOR_TREATMENT_STATE != currentStandbyState ) || ( isPOSTPassed() != TRUE ) )
     {
         rejReason = REQUEST_REJECT_REASON_NOT_ALLOWED_IN_CURRENT_MODE;
     }
@@ -299,7 +299,7 @@
         rejReason = REQUEST_REJECT_REASON_DG_INCOMPATIBLE;
     }
     // Verify DG is not busy
-    else if ( ( DG_MODE_STAN != getDGOpMode() ) || ( DG_STANDBY_MODE_STATE_IDLE != getDGSubMode() ) )
+    else if ( ( DG_MODE_STAN != getDGOpMode() ) || ( DG_STANDBY_MODE_STATE_IDLE != getDGSubMode() ) || ( isDGPOSTPassed() != TRUE ) )
     {
         rejReason = REQUEST_REJECT_REASON_DG_NOT_IN_STANDBY_IDLE_STATE;
     }