diff --git a/applecorn.po b/applecorn.po
index 7ecfd63..ca6f0f2 100644
Binary files a/applecorn.po and b/applecorn.po differ
diff --git a/applecorn.s b/applecorn.s
index bbefe6e..fa795e1 100644
--- a/applecorn.s
+++ b/applecorn.s
@@ -18,6 +18,7 @@ BELL        EQU   $FBDD
 PRBYTE      EQU   $FDDA
 COUT1       EQU   $FDED
 CROUT       EQU   $FD8E
+IDROUTINE   EQU   $FE1F
 HOME        EQU   $FC58
 AUXMOVE     EQU   $C311
 XFER        EQU   $C314
diff --git a/mainmem.ldr.s b/mainmem.ldr.s
index 6cb7fb6..b7ca68d 100644
--- a/mainmem.ldr.s
+++ b/mainmem.ldr.s
@@ -110,9 +110,13 @@ DISCONN     LDA   MACHID
             LDA   DEVADR01+1
             STA   DEVADR32+1
             DEC   DEVCNT
-:S1
-*            JSR   ENSQINIT          ; INITIALIZE ENSONIQ
-            JSR   ROMMENU           ; This really needs to happen elsewhere
+
+:S1         SEC
+            JSR   IDROUTINE         ; See if we have a GS
+            BCS   :NOTGS
+            JSR   ENSQINIT          ; Initialize Ensoniq
+
+:NOTGS      JSR   ROMMENU           ; This really needs to happen elsewhere
 
             LDA   #<:FDFILE
             STA   OPENPL+1