diff --git a/MP.MONO.UI/Components/StatsOverview.razor b/MP.MONO.UI/Components/StatsOverview.razor
index 786de12..660a17e 100644
--- a/MP.MONO.UI/Components/StatsOverview.razor
+++ b/MP.MONO.UI/Components/StatsOverview.razor
@@ -30,13 +30,7 @@ else
                                 </ul>
     <LoadingDataSmall></LoadingDataSmall>
  
-    <div class="input-group">
-    <input type="text" class="form-control" placeholder="New Message" @bind="@newMessage"></input>
-@*    <div class="input-group-append">
-      <span class="input-group-text">@newMessage</span>
-    </div>*@
-    <button class="btn btn-success" type="submit">send</button>
-  </div>
+
 
 }
 @code {
@@ -45,6 +39,7 @@ else
 
     private string _newMessage { get; set; } = "";
 
+    #if false
     public string newMessage
     {
         get => _newMessage;
@@ -54,6 +49,7 @@ else
             MMDataService.alarmPipe.sendMessage(value);
         }
     }
+    #endif
 
     protected override async Task OnInitializedAsync()
     {
diff --git a/MP.MONO.UI/Pages/Index.razor b/MP.MONO.UI/Pages/Index.razor
index 74bafac..868ffdd 100644
--- a/MP.MONO.UI/Pages/Index.razor
+++ b/MP.MONO.UI/Pages/Index.razor
@@ -7,14 +7,14 @@
     <div class="card-body">
         <div class="row row-cols-2 row-cols-md-4 g-2">
             <div class="col">
-                <div class="card text-white mb-3">
-                    <NavLink href="Stats" class="text-decoration-none">
+                <NavLink href="Stats" class="text-decoration-none">
+                    <div class="card text-white mb-3">
                         <h5 class="card-header text-center bg-primary"><i class="bi bi-graph-up-arrow pe-2"></i>  STATS </h5>
-                    </NavLink>
-                    <div class="card-body bg-light text-dark">
-                        <StatsOverview></StatsOverview>
+                        <div class="card-body bg-light text-dark">
+                            <StatsOverview></StatsOverview>
+                        </div>
                     </div>
-                </div>
+                </NavLink>
             </div>
             <div class="col">
                 <NavLink href="Production" class="text-decoration-none">
diff --git a/MachineSim/Program.cs b/MachineSim/Program.cs
index 306618a..4ed323f 100644
--- a/MachineSim/Program.cs
+++ b/MachineSim/Program.cs
@@ -53,13 +53,15 @@ void saveAndSendMessage(string memKey, string value, string notifyChannel, strin
 }
 void simAlarms()
 {
-    int minPeriod = 1000;
-    int maxPeriod = 2000;
+    int minPeriod = 10000;
+    int maxPeriod = 15000;
 
     do
     {
-        var alarmCode = rand.Next(1, 100);
-        saveAndSendMessage(mHash("Machine:Alarms:Current"), $"{alarmCode:000} | Allarme PLC {alarmCode}", "allarms", $"{alarmCode:000}");
+        int alarmCode = rand.Next(0, 255);
+        // se >= 128 --> 0 (no alarm)
+        alarmCode = alarmCode <= 127 ? alarmCode : 0;
+        saveAndSendMessage(mHash("Machine:Alarms:Current"), $"{alarmCode}", "allarms", $"{alarmCode}");
         // attesa random
         Thread.Sleep(rand.Next(minPeriod, maxPeriod));
     } while (true);