diff --git a/ayat-guessing-game.ino b/ayat-guessing-game.ino
index 7f344df..3c77b3b 100644
--- a/ayat-guessing-game.ino
+++ b/ayat-guessing-game.ino
@@ -12,7 +12,7 @@
 DFRobotDFPlayerMini dfPlayer;
 
 // LCD configuration
-LiquidCrystal_I2C lcd(0x27, 20, 4);
+LiquidCrystal_I2C lcd(0x22, 20, 4);
 
 // Keypad configuration
 const byte ROWS = 3;
@@ -72,6 +72,15 @@ void setup() {
 
   if (!dfPlayer.begin(Serial1)) {
     Serial.println("DFPlayer Mini tidak terdeteksi.");
+    lcd.clear();
+    lcd.setCursor(0, 0);
+    lcd.print("Selamat Datang!");
+    lcd.setCursor(0, 1);
+    lcd.print("mohon maaf, tetapi");
+    lcd.setCursor(0, 2);
+    lcd.print("DFPlayer Mini");
+    lcd.setCursor(0, 3);
+    lcd.print("tidak terdeteksi.");
     while (true);
   }
 
diff --git a/index.html b/index.html
index 0e543c0..9b9ca63 100644
--- a/index.html
+++ b/index.html
@@ -380,9 +380,10 @@ <h2>Peningkatan lanjut</h2>
             <li>Tingkatkan antarmuka pengguna dan mekanisme umpan balik.</li>
         </ul>
 
-        <h2>Flowchart dan usecase sequence</h2>
+        <h2>Flowchart, usecase sequence and images</h2>
         <img src="./flowchart.png" alt="Flowchart" />
         <img src="./sequence.png" alt="Sequence Diagram" />
+        <img src="./mega-pinout.jpg" alt="pinout" />
 
         </section>
 
diff --git a/mega-pinout.jpg b/mega-pinout.jpg
new file mode 100644
index 0000000..ad6b52e
Binary files /dev/null and b/mega-pinout.jpg differ
diff --git a/readme.md b/readme.md
index b20e654..68bbc3d 100644
--- a/readme.md
+++ b/readme.md
@@ -161,7 +161,8 @@ Proyek ini adalah sistem berbasis Arduino sederhana untuk mendengarkan dan meneb
 - Implementasikan fitur tambahan seperti batas waktu atau petunjuk.
 - Tingkatkan antarmuka pengguna dan mekanisme umpan balik.
 
-## Flowchart dan Usecase Sequence
+## Flowchart, Usecase Sequence and images
 
 ![flowchart](flowchart.png)
 ![sequence](sequence.png)
+![mega-pinout](mega-pinout.jpg)