Turn on a current call timer
You can set your phone to display the running elapsed time while a call is
active. To do so:
1
Press Menu 2 > 5 (Call log > Call timers).
2
Press Details.
Current call timer appears.
3
Press Select.
4
Use
or
to scroll to On.
5
Press OK.
From this point on, each call you make or receive will be timed. After a
call has ended, press any key on your phone to clear the screen.