IBM SY44-5902-05 manual Two-port 232/ac dc

Two-port communications adapter card and wrap connector wiring

Table 51. Two-port 232/ac dc

Wrap connector pin
to pin			Connector pin	EIA 232 or V.24	EIA 366 or V.25	X.21
1	Cable ID (CID) 3		1	CID 3 P1	CID 3 P1	CID 3 P1
2	to 3		2	XD P1	Not Used	XD-A P1
3	to 2		3	RD P1	PWI P1	RD-A P1
4	to 38		4	DSR P1	Not Used	IND-A P1
5	to 6, 18		5	DCERS P1	DG RV P1	Not Used
6	to 5, 18		6	STBY P1	NB2 P1	DCLK-A P1
7	to 8, 36		7	RLB P1	NB4 P1	Not Used
8	to 7, 36		8	Not Used	Not Used	Not Used
9	to 10		9	XD P2	Not Used	XD-A P2
10		to 9	10	RD P2	PWI P2	RD-A P2
11 to 15			11	DSR P2	Not Used	IND-A P2
12		to 13, 33	12	DCERS P2	DG RV P2	Not Used
13		to 12, 33	13	STBY P2	NB2 P2	DCLK-A P2
14		to 44, 46	14	Not Used	Not Used	Not Used
15		to 11	15	DTR P2	Not Used	CTL-A P2
16		to 29, 30	16	CD P2	DSC P2	SET-B P2
17			17	SGND P2	SGND P2	SGND P2
18		to 5, 6	18	RCLK P1	RCV1 P1	SET-A P1
19		to 20	19	RTS P1	DPR P1	XD-B P1
20		to 19	20	CTS P1	PND P1	RD-B P1
21		to 39	21	TCLK P1	RCV2 P1	IND-B P1
22		to 23, 35	22	Not Used	Not Used	Not Used
23		to 22, 35	23	WRAP P1	NB8 P1	DCLK-B P1
24		to 25, 37	24	TI P1	DLO P1	Not Used
25		to 24, 37	25	DTE P1	CRQ P1	Not Used
26		to 27	26	RTS P2	DPR P2	XD-B P2
27		to 26	27	CTS P2	PND P2	RD-B P2
28		to 32	28	TCLK P2	RCV2 P2	IND-B P2
29		to 16, 30	29	Not Used	Not Used	Not Used
30		to 16, 29	30	WRAP P2	NB8 P2	DCLK-B P2
31		to 43, 45	31	RI P2	ACR P2	Not Used
32		to 28	32	RATE P2	NB1 P2	CTL-B P2
33		to 12, 13	33	RCLK P2	RCV1 P2	SET-A P2
34			34	SGND P1	SGND P1	SGND P1
35, 22, 23			35	CD P1	DSC P1	SET-B P1
36		to 7, 8	36	RI P1	ACR P1	Not Used
37		to 24, 25	37	Not Used	Not Used	Not Used

Chapter 9. System Architecture and Configuration 247