Hamilton HTK Programming Manual page 53

Code good for one package only:
NOTE: These codes are NOT for a one time use. When they are enabled, they can continue to be used.
If you no longer want this code to be used, you must uncheck the enable box. If you will never use this
code again, it is suggested that you delete the code coupon all together.
Once you have completed these settings, click activate changes to save the settings. Then click the back
button to the previous page. Continue to click Back until you are at the page you need.
Document #101-0243 53 02/01/18