--- a/upmpd/RenderingControl.xml
+++ b/upmpd/RenderingControl.xml
@@ -115,71 +115,6 @@
         </argument>
       </argumentList>
     </action>
-    <action>
-      <name>GetVolumeDB</name>
-      <argumentList>
-        <argument>
-          <name>InstanceID</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_InstanceID</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>Channel</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_Channel</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>CurrentVolume</name>
-          <direction>out</direction>
-          <relatedStateVariable>VolumeDB</relatedStateVariable>
-        </argument>
-      </argumentList>
-    </action>
-    <action>
-      <name>SetVolumeDB</name>
-      <argumentList>
-        <argument>
-          <name>InstanceID</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_InstanceID</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>Channel</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_Channel</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>DesiredVolume</name>
-          <direction>in</direction>
-          <relatedStateVariable>VolumeDB</relatedStateVariable>
-        </argument>
-      </argumentList>
-    </action>
-    <action>
-      <name>GetVolumeDBRange</name>
-      <argumentList>
-        <argument>
-          <name>InstanceID</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_InstanceID</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>Channel</name>
-          <direction>in</direction>
-          <relatedStateVariable>A_ARG_TYPE_Channel</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>MinValue</name>
-          <direction>out</direction>
-          <relatedStateVariable>VolumeDB</relatedStateVariable>
-        </argument>
-        <argument>
-          <name>MaxValue</name>
-          <direction>out</direction>
-          <relatedStateVariable>VolumeDB</relatedStateVariable>
-        </argument>
-      </argumentList>
-    </action>
   </actionList>
   <serviceStateTable>
     <stateVariable sendEvents="no">
@@ -204,15 +139,6 @@
       </allowedValueRange>
     </stateVariable>
     <stateVariable sendEvents="no">
-      <name>VolumeDB</name>
-      <dataType>i2</dataType>
-      <allowedValueRange>
-        <minimum>-10240</minimum>
-        <maximum>0</maximum>
-        <step>1</step>
-      </allowedValueRange>
-    </stateVariable>
-    <stateVariable sendEvents="no">
       <name>A_ARG_TYPE_Channel</name>
       <dataType>string</dataType>
       <allowedValueList>