LabVIEW internal debug keys - Ctrl + Shift + D + one of the following
 |  toggle DPrintfs.  Currently on.
 :  print global font table
 A  check app heap
 B  print TD dictionary stats
 D  PrintDSStats
 E  toggle QElement checking
 G  toggle StripChart scroll/copybits
 H  show/hide heap peek.
 I  print heap text info
 L  prints linker graph viz info
 M  toggle memory checking.
 N  show Ned, the friendly debug options dialog
 O  toggle drawing on/offscreen
 P  prints out this list
 Q  toggle show nonIP terms. currently
 R  print VI Server info
 S  print net connection table
 T  toggle print compile stats. currently
 U  toggle sanity checking. currently
 V  print all OLE Variants
 W  show window monitor
 X  toggle new Preferences dialog
 Z  print execution and eventQ status
 {  compact DS now.
 }  toggle gUseNativeFontSizing currently %s
 \" print HeapTextRec line table.
 ~  toggle unattended mode
 <  toggle clump display (use ctrl-shift arrow keys to cycle thru clumps)
 &  print heap text font runs
 _  wireframe 3D controls
 >  ActiveX Control Property Browser
**** NOTE **** Debug keys are preceded by Ctrl+Shift+D !!!!!
**** e.g. Ctrl+Shift+D+N shows the debug options dialog.
**** You have 3/4 of a second after hitting the D to hit the N