Offline sales are performed in the same manner as online sales, except transactions are not authorized by the processor, and are stored for future upload. 

From the Main Screen (Sale, Refund & Settlement)

1.                 Press More key (1^st purple key on left until Offline)
2.                 Select Offline
3.                 Enter Amount $
4.                 Press Enter
5.                 Confirm amount $ by selecting Yes (F1)
6.                 Enter credit card #’s
7.                 Enter
8.                 Select Credit (F1)
9.                 Enter Expiration date
10.               Enter
11.               Press Enter bypass Transaction id #’s prompt
12.               Enter Approval #’s (6 digits)      I.e   if approval #12345A (enter 12345 press 2 then Alpha key once it will changes to letter A
13.               Enter