diff --git a/fhem/CHANGED b/fhem/CHANGED
index 91e5d924e..0c078d40a 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - change:  70_DENON_AVR: improved soundMode readings (thx Shadow3561)
  - bugfix:  21_HEOSMaster: fix rename passwordstore bug
  - bugfix:  73_GardenaSmartBridge: fix rename passwordstore bug
  - feature: 73_WaterCalculator: New Attribute DecimalPlace
diff --git a/fhem/FHEM/70_DENON_AVR.pm b/fhem/FHEM/70_DENON_AVR.pm
index 01ffd7ef6..3311033c9 100755
--- a/fhem/FHEM/70_DENON_AVR.pm
+++ b/fhem/FHEM/70_DENON_AVR.pm
@@ -458,7 +458,8 @@ my $DENON_db = {
 				'SUP03' => 'resolution3',
 				'SUP04' => 'resolution4',
 			},
-			'FRM' => 'firmware',
+			'FRMAVR' => 'firmware_AVR',
+			'FRMDTS' => 'firmware_DTS',
 			'AIS' => {
 				'FSV' => 'samplingRate',
 				'FOR' => 'audioFormat',
@@ -1541,12 +1542,35 @@ DENON_AVR_Parse(@)
 		readingsBulkUpdate($hash, "Volume-Max", $2.$percent);
 		$return = "Volume-Max".$2;
 	}
-	#Einschaltlautstärke
+		#Einschaltlautstärke
 	elsif ($msg =~ /^SSVCTZMAPON (.+)/)
 	{
-		readingsBulkUpdate($hash, "Volume-Startup", $1);
-		$return = "Volume-Startup ".$1;
-	}
+				
+				my $mutelevel = $1;
+					
+				if($1 eq 'LAS')
+				{
+					readingsBulkUpdate($hash, "Volume-Startup", "last") if($mutelevel ne "unknown");
+					$return = "Volume-Startup"."$1";
+			
+				}
+				elsif($1 eq 'MUT')
+				{
+					readingsBulkUpdate($hash, "Volume-Startup", "mute") if($mutelevel ne "unknown");
+					$return = "Volume-Startup"."$1";
+			
+				}
+				else
+				{
+					if (length($mutelevel) == 2)
+					{
+						$mutelevel = $mutelevel."";
+						
+				readingsBulkUpdate($hash, "Volume-Startup", $mutelevel) if($mutelevel ne "unknown");
+				$return = "Volume-Startup".$mutelevel;
+			}
+			} 
+			}
 	#Volume
 	elsif ($msg =~ /^MV(.+)/)
 	{
@@ -1721,7 +1745,7 @@ DENON_AVR_Parse(@)
 			$return = "smartselect ".$quick;
 		}
 	}		
-	#Sound
+		#Sound
 	elsif ($msg =~ /^MS(.+)/)
 	{
 		my $sound = DENON_GetValue('SOUND', $1);
@@ -1732,8 +1756,8 @@ DENON_AVR_Parse(@)
 		}
 		if ($sound ne "unknown")
 		{
-			readingsBulkUpdate($hash, "sound", $sound);
-			$return = "sound ".$sound;	
+			readingsBulkUpdate($hash, "sound_out", $sound);
+			$return = "sound_out ".$sound;	
 		}
 	}
 	#tuner band
@@ -2055,8 +2079,13 @@ DENON_AVR_Parse(@)
 #			}
 			elsif ($1 eq 'INF') # SSINFFRM 0000-0000-0000-00
 			{		
-				#Firmware
-				if ($2 eq "FRM") { # SSINFFRM 0000-0000-0000-00
+				#Firmware_AVR
+				if ($2 eq "FRMAVR") { # SSINFFRMAVR 0000-0000-0000-00
+					my $status = DENON_GetValue('SS', $1, $2);
+					readingsBulkUpdate($hash, $status, $3) if($status ne "unknown");
+					$return = $status." ".$3;
+				}
+				if ($2 eq "FRMDTS") { # SSINFFRMDTS 0.00.00.00
 					my $status = DENON_GetValue('SS', $1, $2);
 					readingsBulkUpdate($hash, $status, $3) if($status ne "unknown");
 					$return = $status." ".$3;
@@ -2070,18 +2099,18 @@ DENON_AVR_Parse(@)
 					
 					if ($1 eq 'AIS') 
 					{	
-						#input signal
+									#input signal
 						if ($2 eq 'SIG')
 						{
 							my $signal = DENON_GetValue('SS', $cmd1, $1, $2, $value);
-							readingsBulkUpdate($hash, "signal", $signal) if($signal ne "unknown");
-							$return = "signal ".$signal;
+							readingsBulkUpdate($hash, "sound_signal_in", $signal) if($signal ne "unknown");
+							$return = "sound_signal_in ".$signal;
 							if($signal =~ /^na (.+)/)
 							{
-								my $sound = ReadingsVal( $name, "sound", "?" );
-								Log3 $name, 2, "DENON_AVR $name: unknown input signal <$1>, sound <$sound>.";
+								my $sound = ReadingsVal( $name, "sound_out", "?" );
+								Log3 $name, 2, "DENON_AVR $name: unknown input signal <$1>, sound_out <$sound>.";
 							}
-						}					
+						}						
 						# samplingRate, audioFormat
 						elsif ($2 eq 'FSV' || $2 eq 'FOR')
 						{
@@ -2219,7 +2248,7 @@ DENON_AVR_Get($@)
 
 	return "argument is missing" if (int(@a) < 2 && int(@a) > 3);
 
-	if ($a[1] =~ /^(power|volumeStraight|volume|mute|eco|display|input|disconnect|reconnect|remotecontrol|autoStandby|sound|statusRequest|mediaInfo|surroundMode|zone)$/)
+	if ($a[1] =~ /^(power|volumeStraight|volume|mute|eco|display|input|disconnect|reconnect|remotecontrol|autoStandby|sound_out|statusRequest|mediaInfo|surroundMode|zone)$/)
 	{
 		if ($a[1] eq "statusRequest")
 		{
@@ -2288,7 +2317,7 @@ DENON_AVR_Get($@)
 				push(@inputs, $key);
 			}
 		}
-		return "Unknown argument $a[1], choose one of power volumeStraight volume mute eco display input disconnect reconnect remotecontrol autoStandby sound statusRequest mediaInfo surroundMode zone:2,3,4";
+		return "Unknown argument $a[1], choose one of power volumeStraight volume mute eco display input disconnect reconnect remotecontrol autoStandby sound_out statusRequest mediaInfo surroundMode zone:2,3,4";
 	}
 }