Pioneer AVIC-Z120BT Operation Manual page 260

Using the radio (FM)
Scroll the screen by dragging an AV source icon up or down,
and tap FM on the AV operation screen.
CD
Displays the current preset
frequency list
(g) Scans until a broadcast
strong enough for good
reception is fou nd
Playing your Apple iPod
You can control an iPod by connecting the USB interface cable for
iPod (CD-IU50V) (sold separately) to the navigation system.
1
Connect your iPod.
It:
USB and mini-
jack connector
I
US B i nte rface
cable for i Pod
The source changes and then playback will start.