CL 500 (215.375) V8-5.0L (113.960) (2000)
(code 352) for further processing.
Charging the portable mobile telephone battery
The portable mobile telephone battery is charged as long as the D2B interface for portable mobile telephone (A59/1) is activated via the D2B bus
(regardless of whether the portable mobile telephone is switched on or off).
Purpose/Design
Fiber optic conductor interface
Purpose
The D2B interface for permanently installed telephone (A59) is required for connection of the CTEL transmitter/receiver (A35) to the digital data
bus (D2B).
Additional purpose on vehicles with dynamic guidance (code 815):
Transferring traffic message channel (TMC) traffic data received by the telephone to the traffic data recorder (A2/43)
Design
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D2B interface
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Interface to CAN (telephone)
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Input for D2B wake-up signal
Function
The D2B interface for permanently installed telephone (A59) is switched on and off by the discrete "wake-up" line. It reacts to the descending edge (in
the off state the level is at "high") and the duration of the "wake-up" signal.