Comparison Images EWS Oscilloscope Measurement

Important

During the measurement, the DME/DDE must be connected. The CAS control unit does not have to be enabled. As of terminal 15, it always sends the EWS signal.

P610003G

Fig. 1: Signal OK.

Bear in mind that the statement ”OK” only refers to the data line and the signal form. It cannot be determined whether the transmitted code is correct.

P610005G

Fig. 2: Signal NOT OK.

The above signal indicates a fault in the DME/DDE.

GR_EWS

Fig. 3: Signal NOT OK

The above signal indicates a wire fault or a fault in the CAS.

P610004G

Fig. 4: Signal NOT OK

The above signal indicates a short circuit to positive.

P610006G

Fig. 5: Signal NOT OK

The above signal indicates a short circuit to ground or an open circuit.