Pitney Bowes DM230L User Manual

The Lock Code prevents unauthorized access to your mailing system.
If your system is set up to prompt you for a supervisor password you can 
change it as well. The supervisor password prevents unauthorized access 
to the postage refill operation or to the optional accounting setup  
procedures.

1.  Press the Options key.
2.  Select Setup Menu, then Basic Settings.
3.  Press the Options key again and then select Lock Code.  
4.  If a lock code already exists, the system asks you to key it in. Type in 

your current four-digit lock code and press Enter.

5.  Type in the new four-digit lock code. If you don’t want to use the lock 

feature, type 0000. 

6.  Press Enter. 
7.  Type the new code again to confirm it. Press Enter. The display  

shows the status of the lock feature: “Lock Code Set” or “Lock Feature 
Disabled”.