Locking/Unlocking The Keyboard - Defensor PH15 Operating Instructions Manual

5.6

Locking/unlocking the keyboard

The keyboard of the Defensor PH15/PH15A can be locked to prevent unauthorized access to the
stored settings.
PH15
Key lock
PH 15
Act 45%rH
• To lock the keyboard, press <ESC> key until (approx.  seconds) the
adjacent message appears in the display. The keyboard is locked now.
Each time you press any key the adjacent message appears again.
• To unlock the keyboard, press <ESC> key until (approx.  seconds) the
message "Key lock" disappears and the operating display is shown.
H3
2