Vibrate
The Vibrate option allows the handset to signal an incoming call by vibrating as well as ringing. By default, this option is always Off.
•To enable this feature, press the Change softkey and the display will indicate "Vibrate On" and
•Once the Vibrate is On, picon is shown beside the ringer icon on the top right line of the display.
•Pressing the ykey will return you to the main idle display screen.
Handset Pairing
All handsets must be paired to a 480i CT base before it can be used. Please refer to the section entitled 52.
Key Lock On or Off
The key lock option enables the user to lock the keypad keys. This prevents accidental activation of the phone.
To lock the keys from the key lock option page:
•Press Change softkey to turn Key lock ON or OFF. The screen will display Key lock On or Key lock
Off
to the main idle display screen.
Note: You can activate the Key Lock Off or On by pressing only the  and then the* key from the idle screen.
Backlight
The Backlight option allows the user to turn on or off the backlit light on the LCD display.
Press Change softkey to turn Backlight ON or OFF.
Once the Backlight option is chosen, the screen will display
Backlight On
or Backlight Off
Silent Alert
The Silent Alert option will activate an internal hardware vibrator instead of a regular ringer during an incoming call. By default, the Silent Alert is automatically set to Off.
To activate Silent Alert from the option display:
•Press Change softkey to turn alert On or Off. The display will show
•Once the Alert is On, p icon is shown on the top line of the display.
Notes:
1.You can activate or deactivate
the Silent alert by pressing only the Âkey and then the #key.
2.The Ringer Icon does not appear on the display when the Silent alert is On.
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Customizing Your 480i CT Cordless Handset
38/IP Phone User Guide