diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3200D.yml.disabled b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3200D.yml.disabled
index 6516dd7c..f17541d0 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3200D.yml.disabled
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3200D.yml.disabled
@@ -26,8 +26,8 @@ platform: "broadwellntbap"
 unique: "synology_broadwellntbap_sa3200d"
 serial:
   prefix:
-    - "000"
-  middle: "XXX"
+    - "19A0"
+  middle: "S4R"
   suffix: "alpha"
 dom: 1
 dt: false
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3400D.yml.disabled b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3400D.yml.disabled
index 97f186e8..3c5ff747 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3400D.yml.disabled
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3400D.yml.disabled
@@ -26,7 +26,7 @@ platform: "broadwellntbap"
 unique: "synology_broadwellntbap_sa3400d"
 serial:
   prefix:
-    - "000"
+    - "0000"
   middle: "XXX"
   suffix: "alpha"
 dom: 1
diff --git a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3410.yml b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3410.yml
index b9e9d7cd..4d08a856 100644
--- a/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3410.yml
+++ b/files/board/arpl/overlayfs/opt/arpl/model-configs/SA3410.yml
@@ -26,7 +26,7 @@ platform: "broadwellnkv2"
 unique: "synology_broadwellnkv2_sa3410"
 serial:
   prefix:
-    - "000"
+    - "0000"
   middle: "XXX"
   suffix: "alpha"
 dom: 1