diff --git a/db/shutter.db b/db/shutter.db
index d63eb4d..556e534 100644
--- a/db/shutter.db
+++ b/db/shutter.db
@@ -196,8 +196,9 @@ record(scalcout, "$(INSTR)$(SPS_REGISTER_NAME):STATUS-Msg")
 record(calcout, "$(INSTR)$(SPS_REGISTER_NAME):SET-READY")
 {
   field(INPA, "$(INSTR)$(SPS_REGISTER_NAME):MOVES")
-  field(CALC, "A")
-  field(OOPT, "Transition To Zero")
+  field(INPB, "$(INSTR)$(SPS_REGISTER_NAME):BUSY")
+  field(CALC, "A&&B")
+  field(OOPT, "Transition To Non-zero")
   field(DOPT, "Use OCAL")
   field(OCAL, "0")
   field(OUT, "$(INSTR)$(SPS_REGISTER_NAME):BUSY PP")