THEORY OF OPERATION
The Hands Free Module (HFM) controls and monitors both the (X712) microphone 1 input circuit (+) and the (X792) microphone 1 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
B143A-92-MICROPHONE 1 - PERFORMANCE OR INCORRECT OPERATION
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
The Hands Free Module (HFM) controls and monitors both the (X712) microphone 1 input circuit (+) and the (X792) microphone 1 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors both the (X722) microphone 2 input circuit (+) and the (X723) microphone 2 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
B143D-92 MICROPHONE 2 - PERFORMANCE OR INCORRECT OPERATION
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .
The Hands Free Module (HFM) controls and monitors both the (X722) microphone 2 input circuit (+) and the (X723) microphone 2 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X712) microphone 1 input circuit (+) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X712) microphone 1 input circuit (+) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X792) microphone 1 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X792) microphone 1 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X722) microphone 2 input circuit (+) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X722) microphone 2 input circuit (+) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X723) microphone 2 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) controls and monitors the (X723) microphone 2 input circuit (-) for a concern. The HFM communicates over the CAN-AT Bus. The microphone is located in the rearview mirror.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) monitors the input circuit voltage. The HFM sets a DTC if the input circuit voltage drops below a certain voltage.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
The Hands Free Module (HFM) monitors the input circuit voltage. The HFM sets a DTC if the input circuit voltage increases above a certain voltage.
For a detailed description of the Hands Free System. Refer to MODULE, HANDS FREE, DESCRIPTION .
For additional information regarding the operation of the Hands Free System. Refer to MODULE, HANDS FREE, OPERATION .
U103A-92 CAN AT (AUDIO AND TELEMATICS) BUS PERFORMANCE OR INCORRECT OPERATION
For a complete wiring diagram, refer to appropriate SYSTEM WIRING DIAGRAMS article .