Dear all i request you to solve my problem.
I have a CNC VMC in which Combine Drive was installed for 3 axes and separately installed 4th axis named A Axis, machine alarming (449: A Axis INV IPM Alarm -------------- 603: A Axis INV IPM Alarm (OH)) but no alarm shown on the drive/ module. I have checked all the wires and complete electrical cabinet. Kindly help me