diff --git a/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial.fzz b/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial.fzz
index 72298d0..1bbcdb0 100644
Binary files a/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial.fzz and b/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial.fzz differ
diff --git a/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial_Steckplatine.png b/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial_Steckplatine.png
index dd3bbe5..54bd4ec 100644
Binary files a/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial_Steckplatine.png and b/doorbell/klingel_sender_nano_serial/klingel_sender_nano_serial_Steckplatine.png differ