Blackberry 7130E - VERSION 4.1 User Manual page 19

2: Phone
To type a letter in a number field, hold the Alt key. To
type the first letter on a key, press the letter key once.
To type the second letter on a key, press the letter key
twice.
To turn mute on and off during a call, press the
exclamation point (!) key.
To turn speakerphone on and off during a call, press
the period (.) key.
To change the volume during a call, roll the
trackwheel.
To move to the top of the call log list in the phone,
press the Space key.
To insert a wait when typing a phone number, press
the exclamation point (!) key.
To insert a pause when typing a phone number, press
the comma (,) key.
To insert a plus sign (+) when typing a phone number,
hold 0.
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