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Firmware version 1.0.0.23 DP715/DP710 User Manual Page 24 of 52
SETTING THE KEY LOCK
You can lock the keypad against unintentional entries. It is, however, still possible to pick up incoming calls
even with the keypad locked.
Enable the Keypad Lock:
1. Press and hold for approximately 2 seconds.
2. The display shows Keypad Locked briefly and the key lock icon appears in the display.
Disable the Keypad Lock:
1. Press Unlock then to unlock the keys.
2. Keypad Unlocked appears briefly in the display.
KEYPAD BEEP ON/OFF
You can set the handset so that a beep is heard every time a key is pressed.
1. Press .
2. Press or repeatedly, select Handset.
3. Press to confirm.
4. Press or repeatedly, select Keypad beep.
5. Press to confirm.
6. Select
– On: switches keypad beep on.
– Off: switches keypad beep off.
7. Press to confirm your selection or press to quit the menu without saving the setting.
ADJUST THE DISPLAY CONTRAST
1. Press .
2. Press or repeatedly, select Handset.
3. Press to confirm.
4. Press or repeatedly,selectContrast.
5. Press to confirm.
6. Pressor repeatedly to select the desired contrast level (8 contrast levels).
7. Press Saveto confirm your selection or press to quit the menu without saving the setting.