diff --git a/fhem/CHANGED b/fhem/CHANGED
index c9a21d97d..54fb4d3eb 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,7 @@
 # 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.
+  - bugfix:  70_PIONEERAVR.pm and PIONEERAVRZONE.pm: added "use SetExtensions", commandref updates
+			 fixed RC_layout
   - feature: new modules 70_PIONEERAVR.pm and PIONEERAVRZONE.pm
   - feature: FLOORPLAN has new style 7 to display commands only.
   - added:   89_HEATRONIC.pm (heikoranft)
diff --git a/fhem/FHEM/70_PIONEERAVR.pm b/fhem/FHEM/70_PIONEERAVR.pm
index e97387f1d..06713606f 100644
--- a/fhem/FHEM/70_PIONEERAVR.pm
+++ b/fhem/FHEM/70_PIONEERAVR.pm
@@ -46,6 +46,10 @@
 # supress the "on" command if networkStandby = "off"
 # 
 # changelog
+# 23.6.2014: added "use SetExtensions qw/ :all /;"
+#			 added set extension to documentation
+# 21.6.2014:version
+#			fixed RC_layout
 # 10.6.2014:version 0007
 #			unified logging texts
 #			added "verbose 5" log messages for all reads (messages coming from the PioneerAVR)
@@ -77,6 +81,7 @@ if( $^O =~ /Win/ ) {
 } else {
   require Device::SerialPort;
 }
+use SetExtensions qw/ :all /;
 #########################
 # Forward declaration
 sub PIONEERAVR_Set($@);
@@ -114,7 +119,7 @@ sub
 PIONEERAVR_Initialize($) {
 	my ($hash) = @_;
 
-#	require "$attr{global}{modpath}/FHEM/DevIo.pm";
+	require "$attr{global}{modpath}/FHEM/DevIo.pm";
 
 	# Provider
 	$hash->{ReadFn}  = "PIONEERAVR_Read";
@@ -141,7 +146,7 @@ PIONEERAVR_Initialize($) {
 #Die Define-Funktion eines Moduls wird von Fhem aufgerufen wenn der Define-Befehl für ein Geräte ausgeführt wird 
 # und das Modul bereits geladen und mit der Initialize-Funktion initialisiert ist. Sie ist typischerweise dazu da,
 # die übergebenen Parameter zu prüfen und an geeigneter Stelle zu speichern sowie 
-# einen Kommunikationsweg zum Pioneer Receiver zu öffnen (z.B. TCP-Verbindung, RS232-Schnittstelle)
+# einen Kommunikationsweg zum Pioneer AV Receiver zu öffnen (TCP-Verbindung bzw. RS232-Schnittstelle)
 #Als Übergabeparameter bekommt die Define-Funktion den Hash der Geräteinstanz sowie den Rest der Parameter, die im Befehl angegeben wurden. 
 #
 # Damit die übergebenen Werte auch anderen Funktionen zur Verfügung stehen und an die jeweilige Geräteinstanz gebunden sind, 
@@ -735,7 +740,8 @@ sub
 PIONEERAVR_Ready($)
 {
   my ($hash) = @_;
-
+  my $name = $hash->{NAME};
+  Log3 $name, 5, "PIONEERAVR $name: PIONEER_Ready() called";
   return DevIo_OpenDev($hash, 1, "PIONEERAVR_DoInit")
                 if($hash->{STATE} eq "disconnected");
 
@@ -754,7 +760,7 @@ PIONEERAVR_DoInit($)
 {
   my $hash = shift;
   my $name = $hash->{NAME};
-  my $msg = undef;
+  Log3 $name, 5, "PIONEERAVR $name: PIONEER_DoInit() called";
 
   PIONEERAVR_Clear($hash);
  
@@ -768,6 +774,8 @@ sub
 PIONEERAVR_Clear($)
 {
   my $hash = shift;
+  my $name = $hash->{NAME};
+  Log3 $name, 5, "PIONEERAVR $name: PIONEERAVR_Clear() called";
 
   # Clear the pipe
   DevIo_TimeoutRead($hash, 0.1);
@@ -1439,7 +1447,7 @@ RC_layout_PioneerAVR() {
   $row[0]="toggle:POWEROFF";
   $row[1]="volumeUp:UP,mute toggle:MUTE,inputUp:CHUP";
   $row[2]=":VOL,:blank,:PROG";
-  $row[3]="channelDown:DOWN,:blank,channelDown:CHDOWN";
+  $row[3]="volumeDown:DOWN,:blank,inputDown:CHDOWN";
   $row[4]="attr rc_iconpath icons/remotecontrol";
   $row[5]="attr rc_iconprefix black_btn_";
 
@@ -1527,6 +1535,7 @@ RC_layout_PioneerAVR() {
 	<li>stop<br>stops playback for the same inputs as play</li>
 	<li>repeat<br>repeat for the following inputs: AdapterPort, Ipod, Favorites, InternetRadio, MediaServer</li>
 	<li>shuffle<br>random play for the same inputs as repeat</li>
+	<li><a href="#setExtensions">set extensions</a> are supported (except <blink>)</li>
     <br><br>
     Example:
     <ul>
@@ -1646,6 +1655,7 @@ RC_layout_PioneerAVR() {
 	<li>stop<br>Stoppt die Wiedergabe für die gleichen Eingangsquellen wie "play"</li>
 	<li>repeat<br>Wiederholung für folgende Eingangsquellen: AdapterPort, Ipod, Favorites, InternetRadio, MediaServer</li>
 	<li>shuffle<br>Zufällige Wiedergabe für die gleichen Eingangsquellen wie "repeat"</li>
+	<li><a href="#setExtensions">set extensions</a> (ausser <blink>) werden unterstützt</li>
    <br><br>
     Beispiel:
     <ul>
diff --git a/fhem/FHEM/71_PIONEERAVRZONE.pm b/fhem/FHEM/71_PIONEERAVRZONE.pm
index 83872b980..b3225f670 100644
--- a/fhem/FHEM/71_PIONEERAVRZONE.pm
+++ b/fhem/FHEM/71_PIONEERAVRZONE.pm
@@ -26,6 +26,7 @@ package main;
 use strict;
 use warnings;
 use Time::HiRes qw(gettimeofday);
+use SetExtensions qw/ :all /;
 
 sub PIONEERAVRZONE_Get($@);
 sub PIONEERAVRZONE_Set($@);
@@ -293,6 +294,7 @@ PIONEERAVRZONE_Parse($$)
 				# ZVXX
 				# XX 00 ... 81 -> -81dB ... 0dB
 				if ( $msg =~ m/^ZV(\d\d)$/ ) {
+					Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone2 - New volume = " . $1 . " (raw volume data).";
 					readingsBulkUpdate($hash, "volumeStraight", $1 - 81 );				
 					readingsBulkUpdate($hash, "volume", sprintf "%d", $1/0.8 );
 					push @matches, $d;
@@ -302,21 +304,28 @@ PIONEERAVRZONE_Parse($$)
 				} elsif ( $msg =~ m/^Z2MUT(\d)$/) {
 					if ($1) {
 						readingsBulkUpdate($hash, "mute", "off" );
+						Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone2 - Mute off.";
 					} 
 					else {
 						readingsBulkUpdate($hash, "mute", "on" );
+						Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone2 - Mute on.";
 					}
 					push @matches, $d;
 				# Input zone2
 				# Z2FXX
 				# XX -> input number 00 ... 49
 				} elsif ($msg =~ m/^Z2F(\d\d)$/ ) {
-					if ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName}) ) {
-						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName} );
-					} elsif ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{name}) ) {
-						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{name} );
+					my $inputNr = $1;
+					Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone2 - Input is set to inputNr: $inputNr ";
+					if ( defined ( $IOhash->{helper}{INPUTNAMES}->{$inputNr}{aliasName}) ) {
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone2 - Input aliasName for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{aliasName};
+						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$inputNr}{aliasName} );
+					} elsif ( defined ( $IOhash->{helper}{INPUTNAMES}->{$inputNr}{name}) ) {
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone2 - Input Name for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{name};
+						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$inputNr}{name} );
 					} else {
 						readingsBulkUpdate($hash, "input", $msg );
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone2 - InputName: can't find Name for input $inputNr";
 					}
 					push @matches, $d;
 				# Power zone2
@@ -326,9 +335,11 @@ PIONEERAVRZONE_Parse($$)
 					if ($1 == "0") {
 						readingsBulkUpdate($hash, "power", "on" );
 						$state = "on";
-					} elsif ($1 == "1") {
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone2 - Power: on";	
+						} elsif ($1 == "1") {
 						readingsBulkUpdate($hash, "power", "off" );
 						$state = "off";
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone2 - Power: off";
 					}
 					# Set reading for state
 					#
@@ -345,6 +356,7 @@ PIONEERAVRZONE_Parse($$)
 				# YVXX
 				# XX 00 ... 81 -> -81dB ... 0dB
 				if ( $msg =~ m/^YV(\d\d)$/ ) {
+					Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone3 - New volume = " . $1 . " (raw volume data).";
 					readingsBulkUpdate($hash, "volumeStraight", $1 - 81 );				
 					readingsBulkUpdate($hash, "volume", sprintf "%d", $1/0.8 );
 					push @matches, $d;
@@ -354,20 +366,27 @@ PIONEERAVRZONE_Parse($$)
 				} elsif ( $msg =~ m/^Z3MUT(\d)$/) {
 					if ($1) {
 						readingsBulkUpdate($hash, "mute", "off" );
+						Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone3 - Mute off.";
 					} 
 					else {
 						readingsBulkUpdate($hash, "mute", "on" );
+						Log3 $name, 5, "PIONEERAVRZONE $name: ". dq($msg) ." interpreted as: Zone3 - Mute on.";
 					}
 					push @matches, $d;
 				# Input zone3
 				# Z3FXX
 				# XX -> input number 00 ... 49
 				} elsif ($msg =~ m/^Z3F(\d\d)$/ ) {
-					if ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName}) ) {
-						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName} );
-					} elsif ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{name}) ) {
-						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{name} );
+					my $inputNr = $1;
+					Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone3 - Input is set to inputNr: $inputNr ";
+					if ( defined ( $IOhash->{helper}{INPUTNAMES}->{$inputNr}{aliasName}) ) {
+						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$inputNr}{aliasName} );
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone3 - Input aliasName for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{aliasName};
+					} elsif ( defined ( $IOhash->{helper}{INPUTNAMES}->{$inputNr}{name}) ) {
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone3 - Input Name for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{name};
+						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$inputNr}{name} );
 					} else {
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone3 - InputName: can't find Name for input $inputNr";
 						readingsBulkUpdate($hash, "input", $msg );
 					}
 					push @matches, $d;
@@ -376,9 +395,11 @@ PIONEERAVRZONE_Parse($$)
 				# X = 0: Power on; X = 1: Power off
 				} elsif ( $msg =~ m/^BPR(0|1)$/  ) {
 					if ($1 == "0") {
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone3 - Power: on";	
 						readingsBulkUpdate($hash, "power", "on" );
 						$state = "on";
 					} elsif ($1 == "1") {
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: Zone3 - Power: off";	
 						readingsBulkUpdate($hash, "power", "off" );
 						$state = "off";
 					}
@@ -397,11 +418,16 @@ PIONEERAVRZONE_Parse($$)
 				# ZEAXX
 				# XX -> input number 00 ... 49
 				if ($msg =~ m/^ZEA(\d\d)$/ ) {
+					my $inputNr = $1;
+					Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: hdZone - Input is set to inputNr: $inputNr ";
 					if ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName}) ) {
+						Log3 $hash,5,"PIONEERAVRZONE $name: hdZone - Input aliasName for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{aliasName};
 						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{aliasName} );
 					} elsif ( defined ( $IOhash->{helper}{INPUTNAMES}->{$1}{name}) ) {
+						Log3 $hash,5,"PIONEERAVRZONE $name: hdZone - Input Name for input $inputNr is " . $hash->{helper}{INPUTNAMES}{$inputNr}{name};
 						readingsBulkUpdate($hash, "input", $IOhash->{helper}{INPUTNAMES}->{$1}{name} );
 					} else {
+						Log3 $hash,5,"PIONEERAVRZONE $name: Zone3 - InputName: can't find Name for input $inputNr";
 						readingsBulkUpdate($hash, "input", $msg );
 					}
 					push @matches, $d;
@@ -410,9 +436,11 @@ PIONEERAVRZONE_Parse($$)
 				# X = 0: Power on; X = 1: Power off
 				} elsif ( $msg =~ m/^ZEP(0|1)$/ ) {
 					if ($1 == "0") {
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: hdZone - Power: on";	
 						readingsBulkUpdate($hash, "power", "on" );
 						$state = "on";
 					} elsif ($1 == "1") {
+						Log3 $hash,5,"PIONEERAVRZONE $name: ".dq($msg) ." interpreted as: hdZone - Power: off";	
 						readingsBulkUpdate($hash, "power", "off" );
 						$state = "off";
 					}
@@ -549,7 +577,7 @@ PIONEERAVRZONE_Define($$)
 	inputs is read in during Fhem start and with <code>get <name> statusRequest</code></li>
 	<li>inputUp<br>change zone input to next input</li>
 	<li>inputDown<br>change zone input to previous input</li>
-	
+	<li><a href="#setExtensions">set extensions</a> are supported (except <blink>)</li>
    <br><br>
     Example:
     <ul>
@@ -624,6 +652,8 @@ PIONEERAVRZONE_Define($$)
 	Eingangsquellen wird beim Start von Fhem und auch mit <code>get <name> statusRequest</code> eingelesen</li>
 	<li>inputUp<br>nächste Eingangsquelle für die Zone auswählen</li>
 	<li>inputDown<br>vorherige Eingangsquelle für die Zone auswählen</li>
+	<li><a href="#setExtensions">set extensions</a> (ausser <blink>) werden unterstützt</li>
+
 	
    <br><br>
     Beispiel: