How to determine which of the 6100
series locks you have.
There are some slight differences between the various 6100 Series
locks, determining which lock you are dealing with may be helpful in
the troubleshooting process.


Step 1:  
Always identify which lock model you are working with before doing
anything. To do this simply press (
* 8 # ). The response from the
keypad will be as follows:

  • 6120 Beep Pattern: 2 short low pitch beeps.
  • 6123 and Z02 Beep Pattern: 1 short low pitch beep followed
    by 3 short high pitch beeps.  

Step 2:
Now that you know which lock model you have,  Click Here to go back
to the Diagnostics page.
Lock Identification