diff --git a/minimateplus/client.py b/minimateplus/client.py
index de61826..56c8a86 100644
--- a/minimateplus/client.py
+++ b/minimateplus/client.py
@@ -703,6 +703,13 @@ def _decode_compliance_config_into(data: bytes, info: DeviceInfo) -> None:
     # "Tran2" at a later position won't match because its surrounding bytes differ.
     try:
         tran_pos = data.find(b"Tran", 1000)
+        log.warning("compliance_config: 'Tran' search from 1000 → pos=%d  cfg_len=%d", tran_pos, len(data))
+        if tran_pos >= 0:
+            pre = data[max(0, tran_pos - 30) : tran_pos + 8]
+            log.warning(
+                "compliance_config: bytes around 'Tran'@%d: %s",
+                tran_pos, pre.hex(),
+            )
         if (
             tran_pos >= 24
             and data[tran_pos + 4 : tran_pos + 5] != b"2"   # not "Tran2"
@@ -712,18 +719,22 @@ def _decode_compliance_config_into(data: bytes, info: DeviceInfo) -> None:
             config.trigger_level_geo = struct.unpack_from(">f", data, tran_pos - 18)[0]
             config.alarm_level_geo   = struct.unpack_from(">f", data, tran_pos - 10)[0]
             config.max_range_geo     = struct.unpack_from(">f", data, tran_pos - 24)[0]
-            log.debug(
+            log.warning(
                 "compliance_config: trigger=%.4f alarm=%.4f max_range=%.4f in/s",
                 config.trigger_level_geo, config.alarm_level_geo, config.max_range_geo,
             )
-        elif tran_pos >= 0:
-            log.debug(
-                "compliance_config: 'Tran' at %d but unit strings absent "
-                "— channel block not yet in cfg (frame D duplicate?)",
+        elif tran_pos >= 24:
+            log.warning(
+                "compliance_config: 'Tran' at %d — unit string check failed: "
+                "label-14..label-10=%s (want 696e2e00)  label-6..label-2=%s (want 2f730000)",
                 tran_pos,
+                data[tran_pos - 14 : tran_pos - 10].hex(),
+                data[tran_pos - 6  : tran_pos - 2 ].hex(),
             )
+        elif tran_pos >= 0:
+            log.warning("compliance_config: 'Tran' at %d but too close to start (< 24)", tran_pos)
         else:
-            log.debug("compliance_config: channel block not present in cfg (len=%d)", len(data))
+            log.warning("compliance_config: channel block not present in cfg (len=%d)", len(data))
     except Exception as exc:
         log.warning("compliance_config: channel block extraction failed: %s", exc)