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Goals and Symptoms
The pin assignment of CAN bus cable VWM3805R010 which has a 9 pin D-Sub to RJ45 is shown below.
This cable may be used to connect the CAN bus from a Modicon M238 to Lexium32 or Altivar 61/71
Note: There is a 120 ohm terminating resistor connected between CAN_L and CAN_H on cable VWM3805R010
Causes and Fixes