Top redial
1. Select the top menu (phone menu).
2. Press the OFF hook switch 
and
load the outgoing call history.
3. Select the “DIAL” menu.
See also:
Forward and backward adjustment
Pull the lever upward and slide the seat to the desired position. Then release
the lever and try to move the seat back and forth to make sure that it is securely
locked into place. ...
Volume control
You can adjust the phone call volume, the voice volume and the voice guidance
volume. Refer to “Volume control switch” F5-32.
Adjustable level of each volume
...
Registering from call back
1. Select the “CALL BACK” menu.
2. Select the phone number by operating
the “TUNE/TRACK/CH” dial.
3. Select the “STORE” menu.
4. Select the “CONFIRM” menu.
5. Select the “RECORD NAME” menu by
...