Nokia CK-300 Quick Manual And Safety Information page 15

Setup option 2
If the car radio has a mobile phone input and an AUX input for music
devices, you can connect your mobile device to the speakers of the car
radio.
1. Connect the respective wires of the power cable PCU-4 to the car
battery and ignition sense (if available). Connect the car radio mute
signal (if available) to the car radio. Plug the connector into the
hands-free unit.
2. For phone calls, connect the loudspeaker output of the hands-free
unit to the mobile phone input of the car radio. Use an appropriate
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