Mitsubishi Electric Melservo-J4 MR-J4-DU*B4-RJ100 Series Instruction Manual page 66

4.
Select "J4B-S100_en.rng" stored in "C:\Melservo\MR2\mfr\en", and click "Open" in "Open File" window.
5.
Check that "J4B-S100_en.rng" is selected, and click "Next" in "Update Parameter Setting Range" window.
8 OPTIONS AND PERIPHERAL EQUIPMENT
64
8.1 MR Configurator2