diff --git a/system/eive-system.yml b/system/eive-system.yml
index 948440c..b65b45b 100644
--- a/system/eive-system.yml
+++ b/system/eive-system.yml
@@ -9,18 +9,22 @@
 system:
   eps:
     pcdu:
-      id: 0x00000001
+      id: 0x442000a1
     acu:
-      id: 0x00000002
+      id: 0x44250003
     pdu1:
-      id: 0x00000003
+      id: 0x44250001
     pdu2:
+      id: 0x44250002
   tcs:
     tcs-ctrl:
     tcs-brd-ass:
+      id: 0x73000003
   acs:
     acs-brd-ass:
+      id: 0x73000001
     sus-brd-ass:
+      id: 0x73000002
     acs-ctrl:
     rw:
     mgt:
@@ -152,7 +156,32 @@ modes:
       ploc-ss: off
       pl-pcdu-ss: off
 
-transitions:
+sequences:
+  default:
   acs:
+    off:
+      seq-id: 0
+      trans-0:
+        name: off-target
+        tab-id: 0x10000000
+        modes: ignore
+      trans-1:
+        name: off-trans
+        tab-id: 0x10000001
+        modes:
+          acs-ctrl: off
+          acs-brd-ass: off
+          sus-brd-ass: off
+          rw: off
+          mgt: off
+          str: off
+    safe:
+    idle:
+    target-gs:
+    target-gs-pl-dac:
+    target-gs-pl-cam:
+    target-gs-pl-data:
+    earth-obsv:
+    scex:
   payload:
   system: