REVIEW THE CALLER ID MESSAGE
APART FROM USING THE 'UP' AND 'DOWN' KEY TO SEARCH
THROUGH PHONE NUMBERS STORED IN THE MEMORY, YOU CAN
FIND SPECIFIC PHONE NUMBER BY ITS INCOMING
CHARACTERISTIC.
(1) ACCORDING TO PHONE NUMBER
e.g. 6171917
(2) ACCORDING TO INCOMING TIME
e.g. JANUARY
e.g. TENTH JULY
REVIEW THE OUT GOING CALL MEMORY
DIAL DOWN + UP / DOWN