diff --git a/gui/gui.cpp b/gui/gui.cpp
index e905812..984cf5d 100755
--- a/gui/gui.cpp
+++ b/gui/gui.cpp
@@ -206,9 +206,14 @@
 		break;
 	}
 
-	if (ev.code != KEY_POWER && ev.code > KEY_RESERVED)
-		blankTimer.resetTimerAndUnblank();
-
+#ifndef TW_NO_SCREEN_BLANK
+	if (!blankTimer.isScreenOff()) {
+#endif
+		if (ev.code != KEY_POWER && ev.code > KEY_RESERVED)
+			blankTimer.resetTimerAndUnblank();
+#ifndef TW_NO_SCREEN_BLANK
+	}
+#endif
 	return true;  // we got an event, so there might be more in the queue
 }