AUDIO AND VISUAL SYSTEM CONTROL AUDIO CONTROL
FUNCTION OF MAIN COMPONENTS
Component
Function
Radio Receiver Assembly*1*2
Plays back audio from each audio source, such as radio, USB memory device and portable audio player.
Sends audio signals from each audio source to the speakers.
Radio and Display Receiver Assembly*3
Roof Antenna Assembly
Receives radio broadcasting signals.
Steering Pad Switch Assembly
Sends operation signals from switches such as the volume switch, mode switch, seek switch to the spiral cable sub-assembly.
Spiral Cable Sub-assembly
Sends operation signals from the steering pad switch assembly to the radio receiver assembly*1*2 or radio and display receiver assembly*3.
Map Light Assembly
Houses the telephone microphone assembly.*2*3
Telephone Microphone Assembly*2*3
Recognizes speech during a hands-free call and sends the audio signal to the radio receiver assembly*2 or radio and display receiver assembly*3.
Harness and Connector (USB Cable)
Communicates with the radio receiver assembly*1*2 or radio and display receiver assembly*3 via a USB communication line when a USB memory device, portable audio player (USB type) or Apple product is connected.
No. 1 Stereo Jack Adapter Assembly
Sends audio signals to the radio receiver assembly when an auxiliary device is connected.*1*2
Sends audio and/or video signals to the radio and display receiver assembly when an auxiliary device is connected.*3
Combination Meter Assembly
Sends vehicle speed signals to the radio receiver assembly*1*2 or radio and display receiver assembly*3.
*1: Models with 2-speaker sound system
*2: Models with 4-speaker sound system
*3: Models with touch system
DIAGNOSIS
On models with the touch system, for details on the procedure required to enter the Service Menu screen, refer to the Repair Manual.