On Windows, you can access the Registry directly using the Registry Editor.
To start the editor, select Start > Run and type in the Open box
regedt32
Read Only Mode protects your Registry data from accidental changes. To use it, open the Registry Editor, select Edit >Permissions, and then check Read permission.
The Sybase IQ registry entry is held in the HKEY_LOCAL_MACHINE key, in the following location:
SOFTWARE Sybase IQ 15.0