See also:

Volume control
Volume control You can adjust the phone call volume, the voice volume and the voice guidance volume. Refer to “Volume control buttons”. ...

PTY (Program type) group tuning only FM reception)
Press the indicated button to change to the PTY selection mode. At this time, the PTY group that you are currently listening to (type A, B and C audio)/that you selected the last time (type ...

Locking the phonebook
1. Select the “SETUP” menu. 2. Select the “SECURITY” menu. 3. Select “PHBK LOCK” by operating the “TUNE/TRACK/CH” dial or say “PHONEBOOK LOCK”. Then “CURRENT PIN?” is displayed. 4. Input the PIN co ...