... , the keypad will be locked for 3minutes,during this time, if you press the key, it will display ... Tip1press * before input password, display P, in this case, the password you input will be hidden, and ... , the keypad will be locked for 3minutes,during this time, if you press the key, it will display ... Tip1press * before input password, display P, in this case, the password you input will be hidden, and ...