Baldor MN1903 installation manual pin connector pin assignment

Pin	Signal	Pin	Signal
29	Direction Output 1	79	Direction Output 3
30	Step Output 3	80	DOUT11
31	DOUT10	81	USR V+
32	DOUT9	82	DOUT8
33	DOUT7	83	USR V+
34	DOUT6	84	DOUT5
35	DOUT4	85	CGND
36	DOUT3	86	DOUT2
37	DOUT1	87	CGND
38	DOUT0	88	Common2
39	DIN19	89	DIN17
40	DIN18	90	DIN16
41	DIN15	91	DIN13
42	DIN14	92	DIN12
43	DIN11	93	DIN9
44	DIN10	94	DIN8
45	DIN7	95	DIN5
46	DIN6	96	DIN4
47	DIN3	97	DIN1
48	DIN2	98	DIN0
49	Common1	99	Relay NC
50	Relay COM	100	Relay NO

Table 1 - 100-pin connector pin assignment

MN1903 Input / Output 4-3