Mitsubishi Electric MELSERVO-J2S Series Transition Handbook page 183

Part 5: Review on Replacement of MR-J2S-30 kW or Higher Capacity Models with MR-J4-DU_
(c) Comparison of signals
1) CN1A/CN1B
Refer to Section 3.4 of "Part 2: Replacement of MR-J2S-_A_ with MR-J4-_A_".
2) CN3
MR-J2S-_A_
Connector pin assignment
CN3
Note. Signal abbreviations in parentheses are for MR-J4-_A_.
3) CN4
MR-J2S-_A_
Connector pin assignment
CN4
Signal
abbreviation
Connector pin No.
(Note)
CN3-1 LG
CN3-5 RDP
CN3-9 SDP
CN3-11 LG
CN3-15 RDN
CN3-19 SDN
CN3-20 P5(P5D)
CN3-2 RXD
CN3-10 TRE
CN3-12 TXD
Signal
symbol
Connector pin No.
CN4-1 MO1
CN4-2 MO2
CN4-4 LG
5 - 22
MR-J4-_A_
Connector pin No. Connector pin assignment
CN3-1
CN3-3
CN3-5
CN3-7
CN3-6
CN3-4
CN3-2
-
-
-
MR-J4-_A_
Connector pin No. Connector pin assignment
CN6-3
CN6-2
CN6-1
CN3
8
7
LG
6
RDN
5
SDP
4
SDN
3
RDP
2
P5D
1
LG
CN6
3
MO1
2
MO2
1
LG