Motorola E398 Series Instruction Manual page 46

When you enter text with Tap or Tap Extended mode, the soft
key functions change.
Character
displays at
insertion point.
Press
DELETE (-) to
delete
character to left
of insertion
point.
When you enter 3 or more characters in a row, your phone
may guess the rest of the word. For example, if you enter
prog you might see:
449
Msg
T
DELETE
Press OK (+) to accept
and store text.
432
Msg
This is a prog ram
DELETE
After
2 seconds,
character is
accepted and
cursor moves
to next
position.
OK
Press S right
to accept
program, or
press * to
reject it and
enter a space
after prog.
OK
45