Index: sources/model/hd/adjustment/settings/MAdjustHDRequests.h
===================================================================
diff -u -r2d0bacfbe1b70055247eb40743405a5f9acb15e3 -ra04fd119778f0483cba5139a11e3c6bad7f2324a
--- sources/model/hd/adjustment/settings/MAdjustHDRequests.h	(.../MAdjustHDRequests.h)	(revision 2d0bacfbe1b70055247eb40743405a5f9acb15e3)
+++ sources/model/hd/adjustment/settings/MAdjustHDRequests.h	(.../MAdjustHDRequests.h)	(revision a04fd119778f0483cba5139a11e3c6bad7f2324a)
@@ -74,14 +74,27 @@
  *
  */
 class MAdjustHDAlarmVolumeReq : public MModel {
+
+    const int hw2ui = 20; // HD vol range is [1-5] and we show [20%-100%] to user (100 / 5).
+    quint32 _volume =100; // values in range of [20, 40, 60, 80, 100] or [1..5]*20
+
 public:
 
-    quint32 volume;
+    quint32 volume2HD() const {
+        return _volume / hw2ui;
+    }
 
+    quint32 volume() {
+        return _volume;
+    }
+    void volume(quint32 vVolume) {
+        _volume = vVolume;
+    }
+
     // disabled coco begin validated : Has been validated manually.
     // This object is used statically for now, kept the logic for later usage.
     QString toString() {
-        return toString( { volume } );
+        return toString( { _volume } );
     }
     // disabled coco end
     static QString toString(const QVariantList &vParameters) {