CL 500 (215.375) V8-5.0L (113.960) (2000)
Purpose
Measure noise level in vehicle passenger compartment.
Design
Capacitor microphone; therefore requires power supply from the sound amplifier (A2/13).
Function
The sound amplifier microphone (B25/6) continuously receives the sound waves generated by all noises via a diaphragm and converts them into an
analog, electrical signal. This signal is evaluated by the sound amplifier (A2/13).
Purpose/Design/Function
Telephone interface
With CODE (815) Dynamic route guidance
With CODE (317) D-network portable mobile telephone (D2B)
Purpose
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The CTEL interface (A34/4) is an interface between the portable mobile telephone and traffic data recorder (A2/43)
Design
Interfaces and connections:
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CAN (telephone) interface to traffic data recorder (A2/43)
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Interface to portable mobile telephone
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Connection for hands-free microphone (B25)
Function
The CTEL interface (A34/4) receives the traffic message channel (TMC) data from the portable mobile telephone and relays it to the CAN