Index: trunk/psModules/src/config/pmConfigCamera.c
===================================================================
--- trunk/psModules/src/config/pmConfigCamera.c	(revision 11359)
+++ trunk/psModules/src/config/pmConfigCamera.c	(revision 11370)
@@ -306,10 +306,10 @@
 
         // Add in the positioning concepts
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.XPARITY", 0, NULL, 1);
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.YPARITY", 0, NULL, 1);
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.XPARITY", 0, NULL, 1);
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.YPARITY", 0, NULL, 1);
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.X0",      0, NULL, 0);
-        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.Y0",      0, NULL, 0);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.XPARITY", PS_META_REPLACE, NULL, 1);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.YPARITY", PS_META_REPLACE, NULL, 1);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.XPARITY", PS_META_REPLACE, NULL, 1);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.YPARITY", PS_META_REPLACE, NULL, 1);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.X0",      PS_META_REPLACE, NULL, 0);
+        psMetadataAddS32(defaults, PS_LIST_TAIL, "CELL.Y0",      PS_META_REPLACE, NULL, 0);
         if (formats) {
             if (psMetadataLookup(formats, "CELL.X0")) {
@@ -322,6 +322,6 @@
 
         if (level == PM_FPA_LEVEL_FPA) {
-            psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.X0", 0, NULL, 0);
-            psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.Y0", 0, NULL, 0);
+            psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.X0", PS_META_REPLACE, NULL, 0);
+            psMetadataAddS32(defaults, PS_LIST_TAIL, "CHIP.Y0", PS_META_REPLACE, NULL, 0);
             if (formats) {
                 if (psMetadataLookup(formats, "CHIP.X0")) {