Index: dialin/hd/alarms.py
===================================================================
diff -u -rf2e5c64b6cf162576e6feac4261764866c0d1848 -r1cbc41c70d26564edd7d480a788ff8fb974be5e1
--- dialin/hd/alarms.py	(.../alarms.py)	(revision f2e5c64b6cf162576e6feac4261764866c0d1848)
+++ dialin/hd/alarms.py	(.../alarms.py)	(revision 1cbc41c70d26564edd7d480a788ff8fb974be5e1)
@@ -573,17 +573,17 @@
         acp = struct.unpack('i', bytearray(
             message['message'][MsgFieldPositions.START_POS_FIELD_6:MsgFieldPositions.END_POS_FIELD_6]))
         trs = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7:MsgFieldPositions.END_POS_FIELD_7+1]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7:MsgFieldPositions.START_POS_FIELD_7+1]))
         trb = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7+1:MsgFieldPositions.END_POS_FIELD_7+2]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7+1:MsgFieldPositions.START_POS_FIELD_7+2]))
         tet = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7+2:MsgFieldPositions.END_POS_FIELD_7+3]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7+2:MsgFieldPositions.START_POS_FIELD_7+3]))
         srs = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7+3:MsgFieldPositions.END_POS_FIELD_7+4]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7+3:MsgFieldPositions.START_POS_FIELD_7+4]))
         srb = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7+4:MsgFieldPositions.END_POS_FIELD_7+5]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7+4:MsgFieldPositions.START_POS_FIELD_7+5]))
         set = struct.unpack('B', bytearray(
-            message['message'][MsgFieldPositions.END_POS_FIELD_7+5:MsgFieldPositions.END_POS_FIELD_7+6]))
+            message['message'][MsgFieldPositions.START_POS_FIELD_7+5:MsgFieldPositions.START_POS_FIELD_7+6]))
 
         self.alarm_volume = vol[0]
         self.alarm_audio_curr_hg = ach[0]