Mitsubishi Electric MELSERVO-J3 Series Handbook page 583

【Appendix 1】 Introduction to Renewal Tool
6.2.5 The control signal conversion cable for the servo amplifier side
(1) SC-J3WJ4WCTC03M
POINT
The following shows the names of the cable connection diagram signals.
Servo amplifier side: The initial value of the parameters of MR-J4W2_B
Existing control signal cable side: The initial value of the parameters of MR-
J3W_B
After checking the cable connection diagrams and "Part 4: Replacement of MR-
J3W-_B with MR-J4W2-_B", use the product according to your specification.
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Appendix 1 - 16
Unit [mm]
43