Locking Or Unlocking The Phone Book; Setting Voice Guidance Volume - Toyota Display Audio system Owner's Manual

3-4. Using the hands-free phone system (for cellular phone)

Locking or unlocking the phone book

Select "Phonebook lock" or "Phonebook unlock" by using a
voice command or
Input the PIN by either of the following methods and select
"Confirm" by using a voice command or
a. Press the talk switch and say the registered PIN.
b. Input a new PIN by using

Setting voice guidance volume

Select "Guidance Volume" by using
Change the voice guidance volume.
To decrease the volume: Turn
To increase the volume: Turn
352
.
.
counterclockwise.
clockwise.
:
.