Toyota 2011 Avalon Quick Reference Manual page 346

3-4. Using the hands-free 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
322
AVALON_U (OM41428U)
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counterclockwise.
I n f o r ma t i o n P r o v i d e d b y :
clockwise.
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