Index: leahi_dialin/utils/checks.py
===================================================================
diff -u -r2138d06d100fdcf23f2e9069f35ee2fdee62008f -r03dc6c3ff80d7f76a5b6438ba067e02a37e2ce93
--- leahi_dialin/utils/checks.py	(.../checks.py)	(revision 2138d06d100fdcf23f2e9069f35ee2fdee62008f)
+++ leahi_dialin/utils/checks.py	(.../checks.py)	(revision 03dc6c3ff80d7f76a5b6438ba067e02a37e2ce93)
@@ -14,14 +14,24 @@
 #
 ############################################################################
 
-def check_broadcast_interval_override_ms(ms: int):
+from logging import Logger
+
+
+def check_broadcast_interval_override_ms(ms: int, logger: Logger):
     """
     Checks whether a given broadcast interval override (in ms) is valid.
 
     @param ms: (int) number of ms being used to override a broadcast interval
     @return: True if valid, False if not
     """
-    result = False
     if ms > 0 and ms % 50 == 0:
-        result = True
-    return result
+        return True
+    elif ms <= 0:
+        logger.debug("ms must be positive non-zero.")
+        return False
+    elif ms % 50 != 0:
+        logger.debug("ms must be a multiple of 50.")
+        return False
+    else:
+        logger.debug("ms must be an integer.")
+        return False