2011 Toyota Prius Owners Manual - Page 387

3-3. Using the hands-free system (for cellular phone) Locking or unlocking the phone book STEP 1 Select "Phonebook Lock (Phbk Lock)" or "Phonebook Unlock (Phbk Unlock)" by using a voice command or . STEP 2 Input the PIN by either of the following methods and select "Confirm" by using a voice command or a. Press and say the registered PIN. . 3 : b. Input a new PIN by using Interior features Setting voice guidance volume STEP 1 Select "Guidance Vol" by using Change the voice guidance volume. To decrease the volume: Turn . STEP 2 counterclockwise. To increase the volume: Turn clockwise. 363 PRIUS_U (OM47685U) DVD