Index: sources/device/DeviceModels.h
===================================================================
diff -u -r9ccddeaf605a0d7ff14b8166f8b46d07f5979c9e -r3c27d9d2f482df4a16352bb7cb2cceccac325556
--- sources/device/DeviceModels.h	(.../DeviceModels.h)	(revision 9ccddeaf605a0d7ff14b8166f8b46d07f5979c9e)
+++ sources/device/DeviceModels.h	(.../DeviceModels.h)	(revision 3c27d9d2f482df4a16352bb7cb2cceccac325556)
@@ -90,8 +90,8 @@
     static const quint8 mBrightness_res    =  2;
 
     // TODO : Add these two as virtual in parent.
-    quint8 toDV (quint8) { /* Place Holder (/ 10) */ }
-    quint8 toUI (quint8) { /* Place Holder (* 10) */ }
+    quint8 toDV (quint8) { return 0; /* Place Holder (/ 10) */ }
+    quint8 toUI (quint8) { return 0; /* Place Holder (* 10) */ }
 
     struct Data {
         quint8 mBrightness_old          = mBrightness_min   ;