diff --git a/src/AmsToMqttBridge.ino b/src/AmsToMqttBridge.ino
index ef4b5299..9956cde0 100644
--- a/src/AmsToMqttBridge.ino
+++ b/src/AmsToMqttBridge.ino
@@ -830,6 +830,11 @@ bool readHanPort() {
 	}
 	if(pos == DATA_PARSE_INCOMPLETE) {
 		return false;
+	} else if(pos == DATA_PARSE_UNKNOWN_DATA) {
+		len = len + hanSerial->readBytes(hanBuffer+len, BUF_SIZE_HAN-len);
+		debugPrint(hanBuffer, 0, len);
+		len = 0;
+		return false;
 	}
 
 	if(pos == DATA_PARSE_INTERMEDIATE_SEGMENT) {
diff --git a/src/HwTools.cpp b/src/HwTools.cpp
index 7683621b..1b0a3b01 100644
--- a/src/HwTools.cpp
+++ b/src/HwTools.cpp
@@ -371,10 +371,10 @@ bool HwTools::ledOff(uint8_t color) {
 bool HwTools::ledBlink(uint8_t color, uint8_t blink) {
     for(int i = 0; i < blink; i++) {
         if(!ledOn(color)) return false;
-        delay(50);
+        delay(150);
         ledOff(color);
         if(i != blink-1)
-            delay(200);
+            delay(250);
     }
     return true;
 }