System configuration is not received during start of expansion unit.
â–¶ How to fix
Check if master unit is switched off and check if can communication cable is disconnected or mail functioning.
What you'll see
No driver-visible symptom recorded.
System reaction
Impossible to control PWMO_OUT1 to PWMO_OUT6 outputs and read AN_IN1 and AN_IN2 analogue inputs.
Diagnostic depth
Detection
No system configuration is received from master unit at start of expansion unit.
Possible cause
Master unit is switched off (system supply voltage (B+) is off), Can communication cable is disconnected or mail functioning.