diff --git a/tecs/tecs.c b/tecs/tecs.c
index 633a2b4..e1d5219 100644
--- a/tecs/tecs.c
+++ b/tecs/tecs.c
@@ -1786,6 +1786,8 @@ int Settings(void) {
     ERR_P(LscCmd(ser, "INSET A5,0;INSET A6,0;INSET A7,0;INSET A8,0"));
     ERR_P(LscCmd(ser, "INSET A9,0;INSET A10,0;INSET A11,0;INSET A12,0"));
     ERR_P(LscCmd(ser, "INSET A13,0;INSET A14,0;INSET A15,0;INSET A16,0"));
+  } else {
+    ERR_P(LscCmd(ser, "XSCAN:0"));
   }
 
   AssignTypes();