diff --git a/Systems/cfm56-sound.xml b/Systems/cfm56-sound.xml
index 5339e705..2fd60e55 100644
--- a/Systems/cfm56-sound.xml
+++ b/Systems/cfm56-sound.xml
@@ -853,8 +853,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[0]/n1-actual</property>
-					<entry><ind>14.0</ind> <dep>0.000</dep></entry>
-					<entry><ind>12.0</ind> <dep>0.010</dep></entry>
+					<entry><ind>12.0</ind> <dep>0.000</dep></entry>
+					<entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>0.900</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.310</dep></entry>
 					<entry><ind>70.0</ind> <dep>0.018</dep></entry>
@@ -895,8 +895,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[0]/n1-actual</property>
-					<entry><ind>14.0</ind> <dep>0.000</dep></entry>
-                    <entry><ind>12.0</ind> <dep>0.010</dep></entry>
+					<entry><ind>12.0</ind> <dep>0.000</dep></entry>
+                    <entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>1.000</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.410</dep></entry>
 					<entry><ind>55.0</ind> <dep>0.240</dep></entry>
@@ -920,8 +920,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[0]/n1-actual</property>
-                    <entry><ind>14.0</ind> <dep>0.000</dep></entry>
-                    <entry><ind>12.0</ind> <dep>0.010</dep></entry>
+                    <entry><ind>12.0</ind> <dep>0.000</dep></entry>
+                    <entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>1.000</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.410</dep></entry>
 					<entry><ind>70.0</ind> <dep>0.018</dep></entry>
@@ -1133,8 +1133,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[1]/n1-actual</property>
-					<entry><ind>14.0</ind> <dep>0.000</dep></entry>
-					<entry><ind>12.0</ind> <dep>0.010</dep></entry>
+					<entry><ind>12.0</ind> <dep>0.000</dep></entry>
+					<entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>0.900</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.310</dep></entry>
 					<entry><ind>70.0</ind> <dep>0.018</dep></entry>
@@ -1175,8 +1175,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[1]/n1-actual</property>
-					<entry><ind>14.0</ind> <dep>0.000</dep></entry>
-                    <entry><ind>12.0</ind> <dep>0.010</dep></entry>
+					<entry><ind>12.0</ind> <dep>0.000</dep></entry>
+                    <entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>1.000</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.410</dep></entry>
 					<entry><ind>55.0</ind> <dep>0.240</dep></entry>
@@ -1200,8 +1200,8 @@
 			<expression>
 				<table>
 					<property>/engines/engine[1]/n1-actual</property>
-                    <entry><ind>14.0</ind> <dep>0.000</dep></entry>
-                    <entry><ind>12.0</ind> <dep>0.010</dep></entry>
+                    <entry><ind>12.0</ind> <dep>0.000</dep></entry>
+                    <entry><ind>14.0</ind> <dep>0.010</dep></entry>
 					<entry><ind>18.9</ind> <dep>1.000</dep></entry>
 					<entry><ind>41.7</ind> <dep>0.410</dep></entry>
 					<entry><ind>70.0</ind> <dep>0.018</dep></entry>
@@ -1354,7 +1354,7 @@
 			</expression> 
 		</input>
 		<input>0</input>
-		<output>/sim/sound/external/buzz-2-v</output>
+		<output>/sim/sound/external/buzz-2-p</output>
 	</filter>
 	
 	<filter>