Series 16/18/160/180-Model C Maintenance Manual, GFZ-62755EN ...

8. TROUBLESHOOTING B–62755EN/018.3NO MANUAL OPERA-TION NOR AUTOMAT-IC OPERATION CANBE EXECUTEDPoints(1)Execute the following procedure when no manual nor automaticoperation is done(2)Check whether position display shows correct position(3)Check CNC status display(4)Check CNC internal status using diagnostic functionCauses andCountermeasures1. Position display(relative, absolute,machine coordinate)does not changeX1008#7(1)Check CNC status display (Refer to Section 1.9 NC STATUSDISPLAY for detail.)(a) Emergency stop status (Emergency stop signal is turned on)If status display shows EMG the emergency stop signal is input.Check the following signal using the PMC’s diagnostic function(PMCDGN).1) When built–in I/O card is used.#6 #5 #4*ESP#3 #2 #1 #0G0008X1008#7*ESPESP=0 indicates that emergency stop signal is input.2) When built–in I/O card is not used.#6 #5 #4*ESP#3 #2 #1 #0G0008*ESPG0008#7ERSESP=0 indicates that emergency stop signal is input.(b) It is a reset statusWhen RESET is displayed, any of a reset is functioned. Check thefollowing signal using the PMC’s diagnostic funciton(PMCDGN).1) An input signal from the PMC functions#6RRW#5 #4 #3 #2 #1 #0When ERS is 1, external reset signal is input.When RRW is 1, reset & rewing signal is input.2) RESET key on the MDI keyboard functionsWhen the signals in 1) are 0, RESET key may be functioning.Check the contact of RESET key using a tester.When it is abnormal, change the keyboard.302