Mitsubishi Electric MELSERVO-J4 Series Transition Handbook page 48

Part 2: Review on Replacement of MR-J3-_A_ with MR-J4-_A_
(b) CN6
MR-J3-_A_
Connector pin assignment
CN6
3
MO1
2
MO2
1
LG
(c) CN3
MR-J3-_A_
Connector pin assignment
CN3
8
NC
7
LG
6
RDN
5
SDP
4
SDN
3
RDP
2
P5D
1
LG
Signal
abbreviation
Connector pin No.
CN6-1 LG
CN6-2 MO1
CN6-3 MO2
Signal
abbreviation
Connector pin No.
CN3-1 LG
CN3-2 P5D
CN3-3 RDP
CN3-4 SDN
CN3-5 SDP
CN3-6 RDN
CN3-7 LG
CN3-8 NC (-)
2 - 13
MR-J4-_A_
Connector pin No. Connector pin assignment
CN6-1
CN6-2
CN6-3
MR-J4-_A_
Connector pin No. Connector pin assignment
CN3-1
CN3-2
CN3-3
CN3-4
CN3-5
CN3-6
CN3-7
CN3-8
CN6
3
MO1
2
MO2
1
LG
CN3
8
7
LG
6
RDN
5
SDP
4
SDN
3
RDP
2
P5D
1
LG