diff --git a/LSL2/POPUP/ENG_OPTIONS.json b/LSL2/POPUP/ENG_OPTIONS.json
index 4b56e73..31a20ff 100644
--- a/LSL2/POPUP/ENG_OPTIONS.json
+++ b/LSL2/POPUP/ENG_OPTIONS.json
@@ -39,6 +39,10 @@
                 "<8,2>": {
                     "<8,2,1>": "Update QA Metrology Specs",
                     "<8,2,2>": "QA_MET"
+                },
+                "<8,3>": {
+                    "<8,3,1>": "Update RDS Layer Parameters",
+                    "<8,3,2>": "UPDATE_RDS_LAYER"
                 }
             },
             "<9>": {
@@ -46,29 +50,21 @@
                     "<9,1,1>": "1",
                     "<9,1,2>": "20",
                     "<9,1,3>": "L",
-                    "<9,1,4>": "",
+                    "<9,1,4>": "L",
                     "<9,1,5>": "",
                     "<9,1,6>": "Window Option"
                 },
                 "<9,2>": {
                     "<9,2,1>": "2",
                     "<9,2,2>": "0",
-                    "<9,2,3>": "L",
-                    "<9,2,4>": "",
+                    "<9,2,3>": "R",
+                    "<9,2,4>": "R",
                     "<9,2,5>": "",
-                    "<9,2,6>": ""
-                },
-                "<9,3>": {
-                    "<9,3,1>": "",
-                    "<9,3,2>": "",
-                    "<9,3,3>": "",
-                    "<9,3,4>": "",
-                    "<9,3,5>": "",
-                    "<9,3,6>": ""
+                    "<9,2,6>": "2"
                 }
             },
             "<10>": "L",
-            "<11>": "3",
+            "<11>": "2",
             "<12>": "Engineering Options",
             "<13>": "2",
             "<14>": "F",
@@ -91,8 +87,18 @@
             "<31>": "0",
             "<32>": "0",
             "<33>": "0",
-            "<34>": "16777215",
-            "<35>": "16777215"
+            "<34>": "-2",
+            "<35>": "-2",
+            "<36>": "",
+            "<37>": "",
+            "<38>": "",
+            "<39>": "",
+            "<40>": "-2",
+            "<41>": "1000",
+            "<42>": "",
+            "<43>": "",
+            "<44>": "",
+            "<45>": ""
         }
     }
 }
\ No newline at end of file
diff --git a/LSL2/STPROC/NDW_RDS_QUERY_EVENTS.txt b/LSL2/STPROC/NDW_RDS_QUERY_EVENTS.txt
index fdd3773..f2e10c1 100644
--- a/LSL2/STPROC/NDW_RDS_QUERY_EVENTS.txt
+++ b/LSL2/STPROC/NDW_RDS_QUERY_EVENTS.txt
@@ -198,11 +198,32 @@ Event PUB_ENG_OPTIONS.CLICK()
                 ServiceModules = 'WO_MAT_QA_SERVICES'
                 Services       = 'UpdateQAMet'
                 
+            Case SelOpt EQ 'UPDATE_RDS_LAYER'
+                
+                Caption        = "Updating RDS Layer specs for selected RDS cassettes..."
+                ServiceModules = 'RDS_LAYER_SERVICES'
+                Services       = 'UpdateRDSLayerSpecs'
+                
             Case SelOpt EQ 'CLEAN_INSP':@VM:'QA_MET'
                 Caption        = "Updating Clean & Insp and QA Metrology specs for selected RDS cassettes..."
                 ServiceModules = 'CLEAN_INSP_SERVICES':@VM:'WO_MAT_QA_SERVICES'
                 Services       = 'UpdateAllCleanInsp':@VM:'UpdateQAMet'
                 
+            Case SelOpt EQ 'QA_MET':@VM:'UPDATE_RDS_LAYER'
+                Caption        = "Updating RDS Layer and QA Metrology specs for selected RDS cassettes..."
+                ServiceModules = 'WO_MAT_QA_SERVICES':@VM:'RDS_LAYER_SERVICES'
+                Services       = 'UpdateQAMet':@VM:'UpdateRDSLayerSpecs'
+                
+             Case SelOpt EQ 'CLEAN_INSP':@VM: 'UPDATE_RDS_LAYER'
+                Caption        = "Updating RDS Layer and Clean & Insp specs for selected RDS cassettes..."
+                ServiceModules = 'WO_MAT_QA_SERVICES':@VM:'RDS_LAYER_SERVICES'
+                Services       = 'UpdateAllCleanInsp':@VM:'UpdateRDSLayerSpecs'
+                
+            Case SelOpt EQ 'CLEAN_INSP':@VM:'QA_MET':@VM: 'UPDATE_RDS_LAYER'
+                Caption        = "Updating Clean & Insp, QA Metrology, and RDS Layer specs for selected RDS cassettes..."
+                ServiceModules = 'CLEAN_INSP_SERVICES':@VM:'WO_MAT_QA_SERVICES' :@VM: 'RDS_LAYER_SERVICES'
+                Services       = 'UpdateAllCleanInsp':@VM:'UpdateQAMet' :@VM: 'UpdateRDSLayerSpecs'
+                
         End Case
         
         If ServiceModules NE '' then
@@ -216,7 +237,12 @@ Event PUB_ENG_OPTIONS.CLICK()
                 Running = Msg(@WINDOW, MsgUp, vPos, MSGINSTUPDATE$) ;* Update gas guage
                 For each ServiceModule in ServiceModules using @VM setting sPos
                     Service = Services<0, sPos>
-                    Ans     = Function(@ServiceModule(Service, WOMatKey))
+                    If Service = 'UpdateRDSLayerSpecs' then
+                        RDSKey = SelRDSList<4, vPos>
+                        Ans     = Function(@ServiceModule(Service, RDSKey))
+                    end else
+                        Ans     = Function(@ServiceModule(Service, WOMatKey))
+                    end
                     If Error_Services('HasError') then
                         Error_Services('DisplayError')
                     end
@@ -652,3 +678,4 @@ CheckSelectedForHolds:
     
 return
 
+
diff --git a/LSL2/STPROC/RDS_LAYER_SERVICES.txt b/LSL2/STPROC/RDS_LAYER_SERVICES.txt
index b16aac4..532e7c1 100644
--- a/LSL2/STPROC/RDS_LAYER_SERVICES.txt
+++ b/LSL2/STPROC/RDS_LAYER_SERVICES.txt
@@ -2,9 +2,10 @@ Compile function RDS_LAYER_Services(@Service, @Params)
 #pragma precomp SRP_PreCompiler
 $insert LOGICAL
 $insert RDS_LAYER_EQUATES
+$INSERT RECIPE_PARMS_EQU
 
-Declare function   Database_Services, Error_Services, SRP_JSONX, SRP_JSONX_END, SRP_JSON
-Declare subroutine Error_Services, SRP_JSONX, SRP_JSONX_BEGIN, SRP_JSON
+Declare function   Database_Services, Error_Services, SRP_JSONX, SRP_JSONX_END, SRP_JSON, Obj_Tables, Obj_Recipe
+Declare subroutine Error_Services, SRP_JSONX, SRP_JSONX_BEGIN, SRP_JSON, Obj_Tables, Set_Status
 
 
 GoToService
@@ -78,3 +79,102 @@ Service ConvertRecordToJSON(KeyID, Record, itemURL)
 end service
 
 
+Service UpdateRDSLayerSpecs(RDSNo)
+    
+    IF RDSNo = ''		THEN
+        Error_Services('RDSNo parameter missing from service')
+        return
+    end
+    
+    RDSLayerKeys = Xlate('RDS', RDSNo, 'RDS_LAYER_KEYS', 'X')
+
+    LayerCount = DCount(RDSLayerKeys, @FM)
+    For I = 1 to LayerCount
+        
+        RLKey = RDSLayerKeys<I>
+        LayerSet = Field(RLKey, '*', 2)
+
+        Set_Status(0)
+        RLParms = 'RDS_LAYER':@RM:RLKey
+        RDSLayerRec = obj_Tables('ReadOnlyRec',RLParms)
+
+        IF Get_Status(errCode) THEN
+            Error_Services('Add', errCode)
+            RETURN
+        END
+            
+
+        RecipeNo	= RDSLayerRec<RDS_LAYER_RECIPE_NO$>
+        WOStepKey	= XLATE('RDS',RDSNo,RDS_WO_STEP_KEY$,'X')
+        PSNId		= XLATE('WO_STEP',WOStepKey,1,'X')
+
+        IF INDEX(LayerSet,'L',1) THEN
+            LayerLimits = obj_Recipe('GetLimits',RecipeNo:@RM:PSNId:@RM:LayerSet)
+
+            RDSLayerRec<RDS_LAYER_RECIPE_NO$>			= RecipeNo
+            RDSLayerRec<RDS_LAYER_DOPANT$>				= LayerLimits<RP_DOPANT$>
+
+            RDSLayerRec<RDS_LAYER_EPI_DILUENT$>			= LayerLimits<RP_EPI_DILUENT$>
+            
+            RDSLayerRec<RDS_LAYER_EPI_TIME_MIN$>		= LayerLimits<RP_DEPOSIT_TIME_MIN$>
+            RDSLayerRec<RDS_LAYER_EPI_TIME_MAX$>		= LayerLimits<RP_DEPOSIT_TIME_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_DILUENT_MIN$>			= LayerLimits<RP_DILUENT_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_DILUENT_MAX$>			= LayerLimits<RP_DILUENT_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_DOPANT_FLOW_MIN$>		= LayerLimits<RP_DOPANT_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_DOPANT_FLOW_MAX$>		= LayerLimits<RP_DOPANT_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_HCL_FLOW_MIN$>		= LayerLimits<RP_HCL_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_HCL_FLOW_MAX$>		= LayerLimits<RP_HCL_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_BAKE_TIME_MIN$>		= LayerLimits<RP_BAKE_TIME_MIN$>
+            RDSLayerRec<RDS_LAYER_BAKE_TIME_MAX$>		= LayerLimits<RP_BAKE_TIME_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_EPI_H2_FLOW_MIN$>		= LayerLimits<RP_H2_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_EPI_H2_FLOW_MAX$>		= LayerLimits<RP_H2_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_TCS_FLOW_MIN$>		= LayerLimits<RP_TCS_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_TCS_FLOW_MAX$>		= LayerLimits<RP_TCS_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_DCS_FLOW_MIN$>		= LayerLimits<RP_DCS_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_DCS_FLOW_MAX$>		= LayerLimits<RP_DCS_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_AUX1_MIN$>			= LayerLimits<RP_AUX1_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_AUX1_MAX$>			= LayerLimits<RP_AUX1_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_AUX2_MIN$>			= LayerLimits<RP_AUX2_FLOW_MIN$>
+            RDSLayerRec<RDS_LAYER_AUX2_MAX$>			= LayerLimits<RP_AUX2_FLOW_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_F_OFFSET_MIN$>		= LayerLimits<RP_FOFFSET_MIN$>
+            RDSLayerRec<RDS_LAYER_F_OFFSET_MAX$>		= LayerLimits<RP_FOFFSET_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_S_OFFSET_MIN$>		= LayerLimits<RP_SOFFSET_MIN$>
+            RDSLayerRec<RDS_LAYER_S_OFFSET_MAX$>		= LayerLimits<RP_SOFFSET_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_R_OFFSET_MIN$>		= LayerLimits<RP_ROFFSET_MIN$>
+            RDSLayerRec<RDS_LAYER_R_OFFSET_MAX$>		= LayerLimits<RP_ROFFSET_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_SUSC_ETCH_MIN$>		= LayerLimits<RP_SUSC_ETCH_MIN$>
+            RDSLayerRec<RDS_LAYER_SUSC_ETCH_MAX$>		= LayerLimits<RP_SUSC_ETCH_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_ETCH1_MIN$>			= LayerLimits<RP_ETCH1_MIN$>
+            RDSLayerRec<RDS_LAYER_ETCH1_MAX$>			= LayerLimits<RP_ETCH1_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_ETCH2_MIN$>			= LayerLimits<RP_ETCH2_MIN$>
+            RDSLayerRec<RDS_LAYER_ETCH2_MAX$>			= LayerLimits<RP_ETCH2_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_ETCH3_MIN$> = LayerLimits<RP_ETCH3_MIN$>
+            RDSLayerRec<RDS_LAYER_ETCH3_MAX$> = LayerLimits<RP_ETCH3_MAX$>
+            
+            RDSLayerRec<RDS_LAYER_UL_TEMP_MIN$> = LayerLimits<RP_UL_TEMP_MIN$>
+            RDSLayerRec<RDS_LAYER_UL_TEMP_MAX$> = LayerLimits<RP_UL_TEMP_MAX$>
+            
+        END
+
+        RLParms = FieldStore(RLParms, @RM, 4, 1, RDSLayerRec)
+        obj_Tables('WriteOnlyRec',RLParms)		
+            
+    Next I
+   
+end service