Index: firmware/App/Modes/ModeStandby.c
===================================================================
diff -u -r44a100f8e5210a02c23b8fcc4527d8e96d577381 -r5e3e9943759f429fc2213db848475c07ca6b79a5
--- firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 44a100f8e5210a02c23b8fcc4527d8e96d577381)
+++ firmware/App/Modes/ModeStandby.c	(.../ModeStandby.c)	(revision 5e3e9943759f429fc2213db848475c07ca6b79a5)
@@ -17,6 +17,7 @@
 
 #include "AirTrap.h"
 #include "AlarmLamp.h"
+#include "Battery.h"
 #include "BloodFlow.h"
 #include "Buttons.h"
 #include "DGInterface.h"
@@ -344,6 +345,11 @@
         rejReason = REQUEST_REJECT_REASON_DG_NOT_IN_STANDBY_IDLE_STATE;
     }
 
+    if ( FALSE == isBatteryCharged() )
+    {
+        rejReason = REQUEST_REJECT_REASON_BATTERY_IS_NOT_CHARGED;
+    }
+
     if ( REQUEST_REJECT_REASON_NONE == rejReason )
     {
         result = TRUE;