Clear-Com V12PDDXY - Manual (Page 57)

5.5 LOCAL PREF (Local Preferences) menu
Select the LOCAL PREF (Local Preferences) menu option from the main menu to display
the panel setups that may be changed locally rather than in ECS / EHX.
If the PIN code has been enabled in ECS / EHX, the panel will request PIN code entry
before allowing access to the local preferences menu.
Figure 50: Local preferences PIN entry on rack mounted panels
Figure 51: Local preferences PIN entry on desktop panels
On lever key and pushbutton panels enter the PIN code using the volume up/down buttons
under each number. On rotary panels, press the rotary control to select the left hand digit
and the talk button to select the right hand digit in the display.
The PIN code digits will be echoed as X in the PIN code entry window.
57 V-Series Panels User Guide