diff --git a/src/system/itsdev.976 b/src/system/itsdev.977
similarity index 99%
rename from src/system/itsdev.976
rename to src/system/itsdev.977
index 3b8efe44..4bc96a4f 100755
--- a/src/system/itsdev.976
+++ b/src/system/itsdev.977
@@ -2650,7 +2650,10 @@ ADSDV:		;A HAS NEW 340MD
 	CONO DIS,0
 	CONI DIS,T
 	JUMPE T,ADSDVN	;DIS NOT AVAIABLE
-ADSDV1:	SKIPL T,DISUSR
+ADSDV1:	CONO DIS,DISCHN
+	CONSO DIS,7
+	 JRST ADSDVN	;DIS NOT RUNNING
+	SKIPL T,DISUSR
 	CAMN U,DISUSR
 	JRST ADSDVY	;YES
 	CAME U,UMASTER