Updating Standard Credit Card Preambles

1. Click the Enterprise or property, click Configuration, and then click Tender/Media.
2. Double-click a credit card tender to open it, click the Options tab, and then click the Credit Card Options subtab.
3. In the Preamble section, click Add, and then enter the Start, End, and Length for the preamble.

   If the preamble record defines a range such as 3050 to 3090, the Start field represents the begin range, which is 3050*, and the End field represents the end range, which is 3090*.

   See List of Standard Credit Card Preambles for the U.S. for a list of standard credit card preamble ranges for commonly used card types.

4. To add another preamble for the card, Repeat Step 3.
5. Click Save.
6. Repeat Steps 2 through 5 for other credit card payment types.