Samsung GSM1800 - Manual (Page 91)

Call Records
91
Delete All
(Menu 3.4)
This menu allows you to delete all of the records in
each call record. You can also delete all of your call
records at one time.
When a confirming message displays, press the Yes
soft key to confirm.
To Press the
select a call record to
clear Up or Down key. To delete
all of your call records,
select All Calls.
place a check mark Mark soft key.
remove a check mark Unmark soft key.
delete the marked
records Delete soft key.