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Keypad Lock
To lock the keypad
Keypad lock prevents accidental pressing of the keys.
Press the [Menu] Soft key then select the [
*] key within 3
seconds.
To unlock the keypad
Press the [Unlock] Soft key then select [*] key within 5
seconds to unlock the keypad.
060613_C120_EN_REV01.indd 23 2006.6.13 4:56:45 PM