diff --git a/app/AppConfig.cs b/app/AppConfig.cs
index bdd91c9c..75a89522 100644
--- a/app/AppConfig.cs
+++ b/app/AppConfig.cs
@@ -413,6 +413,11 @@ public static class AppConfig
         return Is("no_overdrive") || IsOLED();
     }
 
+    public static bool IsNoSleepEvent()
+    {
+        return ContainsModel("FX505");
+    }
+
     public static bool IsStrix()
     {
         return ContainsModel("Strix") || ContainsModel("Scar") || ContainsModel("G703G");
diff --git a/app/Input/InputDispatcher.cs b/app/Input/InputDispatcher.cs
index e96a6aa3..6bf0b55f 100644
--- a/app/Input/InputDispatcher.cs
+++ b/app/Input/InputDispatcher.cs
@@ -689,8 +689,8 @@ namespace GHelper.Input
                         return;
                     case 51:    // Fn+F6 on old TUFs
                     case 53:    // Fn+F6 on GA-502DU model
-                        SleepEvent();
-                        //NativeMethods.TurnOffScreen();
+                        if (AppConfig.IsNoSleepEvent()) NativeMethods.TurnOffScreen();
+                        else SleepEvent();
                         return;
                 }
             }