Code 231-E250: Error in cut-out channel %1 Ch:%4 St:%5 St-2ndCh:%6

Sgn:%7 [Cause of error] An error occurred in the self-test for safety. The cut-out channel test detected a fault. Key to abbreviations: Ch (cut-out channel concerned): 1: STO.A.x 2: STO.B.x 3: STO.A.G 4: STOS.A.G St (actual condition of the cut-out channel): 0: Cut-out channel is inactive, although it is supposed to be active 1: Cut-out channel is active, although it is supposed to be inactive St-2ndCh (actual condition of the second cut-out channel): 0: Cut-out channel is inactive 1: Cut-out channel is active The second cutout channel is STO.A.x if Ch=2, and STO.B.x if Ch=1, Ch=3 and Ch=4 Sgn (cut-out signal concerned): 0: STOS.A.MC 1: STO.A.MC.WD 2: STO.A.P.x 3: STO.A.PIC 4: STO.B.CC.WD 5: STO.B.P.x 9: STO.A.T 99: no cut-out signal [Error correction] - Check the wiring (PWM cable) - Replace the defective hardware (power module, controller unit) - Inform your service agency.