TOYOTA 2011 Prius - Manual (Page 385)

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3-3. Using the hands-free system (for cellular phone)
3
Interior features
PRIUS_U (OM47685U) DVD
Security and system setup
To enter the menu of each setting, follow the steps below:
n Security setting items and operation procedure
l Setting or changing the PIN (Personal Identification Number)
1. “Setup”
→ 2. “Security” → 3. “Set PIN”
l Locking the phone book
1. “Setup”
→ 2. “Security” → 3. “Phonebook Lock”
l Unlocking the phone book
1. “Setup”
→ 2. “Security” → 3. “Phonebook Unlock”
n System setup items and operation procedure
l Setting voice guidance volume
1. “Setup”
→ 2. “System Setup” → 3. “Guidance Vol”
l Initialization
1. “Setup”
→ 2. “System Setup” → 3. “Initialize”
can only be used for system setup operation.