Section 938 (Audio System & Video System): Amplifier: Operation
WARNING: This page is about a different car, the 2004 Chrysler Pacifica. However, it is still accessible from the selected car via links, so may be relevant.
The amplifiers receive right and left channel audio inputs from the radio receiver. The base amplifier sends audio outputs to five channels, the Intermezzo outputs to seven channels. These amplifiers also receive audio inputs from the navigation unit and hands free phone module when so equipped.