Separate Repair - Mitsubishi Electric Q172DCPU Migration Manual

1. OVERVIEW OF MIGRATION FROM Q17nDCPU(-S1) TO Q17nDSCPU

1.4.3 Separate repair

The following shows the procedure for the separate repair.
(1) When the controller has malfunctioned.
Replace only the controller.
(Note): Production
(2) When the MR-J3-B servo amplifier has malfunctioned.
Replace only the servo amplifier.
MR-J3-B
discontinued
in May 2019.
HC/HA/HF servo motor
HC/HA/HF servo motor
(Notes):
• MR-J3-B can operate with the replaced controller.
The existing servo amplifiers and servo motors can be
used with the new controller.
• Q17nDSCPU can be used with Q17nDCPU(-S1).
Replacement with MR-J4-B
(J3 compatibility mode)
(Note):
For the compatible servo motors, refer to
the "Transition from MELSERVO-J3/J3W
Series to J4 Series Handbook".
1 - 10
D
Q3 B
+ QnUD(E)(H)(V)CPU
+ Q17nDSCPU