A PIN Pad can be encrypted for either MasterSession or DUKPT (Derived Unique Key Per Transaction) format.
The encryption format can be changed using the following procedures.

Terminal Displays Action Taken
 CREDIT . . . . . . . . . . . . . SALE
 ACCOUNT                        


 Press the [Menu/Esc] button.   Click to Enlarge
 ENTER PASSWORD:



  Key in the current password and press the [Enter/Paymt] button.
 MENU SCREEN:
 1. Reports
 2. Merch. Params
 3. Merch. Options
 4. Hosts Params
 Use the [Forced/] button to scroll down to System Options.
 MENU SCREEN:
 2. Merch. Params
 3. Merch. Options
 4. Hosts Params
 5. System Options
 Press the [Enter/Paymt] button.
 SYSTEM OPTIONS:
 1. Date/Time
 2. Edit PIN Key
 3. Select Master Key
 4. Set Batch No.
 Use the [Forced/] button to scroll down to Pin Pad Function.
 SYSTEM OPTIONS:
 7. Test Mode
 8. Predial Call
 9. PINPad Init
 10. PINPad Func.
 Press the [Enter/Paymt] button.
 


  Press the [Clear/Feed] button and immediately key in 2.
 DIAGN.L2 PASSWORD



  Key in 844747746 and press the [Enter/Paymt] button.
 CHOOSE PINPAD:
 1. Built In
 2. Ext.


  Key in 1 or 2.
 SELECT FRM MENU:
 1. Algorith Test
 2.
 3.
 4. 		 Key in 4.
 NOW USING MS/SS.



  The terminal will briefly show what encryption method is being used.
 SELECT FRM MENU:
 1. Non-DUKPT
 2. DUKPT
 3. 3DES DUKPT		  Using the [Forced/] button, scroll down to the desired encryption method.
 SELECT FRM MENU:
 1. Algorith Test
 2.
 3.
 4. 		 Press the [Menu/Esc] button three times.
 CREDIT . . . . . . . . . . . . . SALE
 ACCOUNT                        


 Change complete.


Updated: 08/02/2017