Agilent Technologies 34937A manual 34939A D-Sub Connectors

34939A 64-Channel High-Density Form-A GP Switch Module

34939A D-Sub Connectors

Bank 1 Bank 2

Bank 1

For orientation, the D-sub connector end of the module is facing you.

4C 4NO 7C 7NO 10C 10NO 13C 13NO 16C 16NO 18C 18NO 21C 21NO 24C 24NO 27C 27NO 30C 30NO

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

	3C	3NO	6C	6NO	9C	9NO	12C 12NO 15C 15NO 19C 19NO 22C 22NO 25C 25NO 28C 28NO												NC
	21	22	23	24	25	26	27	28	29	30	31	32	33	34	35	36	37	38	39
NC	5C	5NO 8C		8NO 11C 11NO 14C 14NO 17C 17NO 20C 20NO 23C 23NO 26C 26NO 29C 29NO															NC
40	41	42	43	44	45	46	47	48	49	50	51	52	53	54	55	56	57	58	59
	NC	1C	1NO	2C	2NO	NC	NC	NC	GND Res.		NC	NC	NC	NC	NC	32C 32NO 31C 31NO
	60	61	62	63	64	65	66	67	68	69	70	71	72	73	74	75	76	77	78

78-Pin D-Sub Male Connector

Channel	Pin	Description	Pin	Description	Pin	Description	Pin	Description	Pin	Description	Pin
1 NO	62	8 NO	44	15 NO	30	22 NO	34	29 NO	58	No Connect	67
1 Common	61	8 Common	43	15 Common	29	22 Common	33	29 Common	57	No Connect	70
2 NO	64	9 NO	26	16 NO	10	23 NO	54	30 NO	20	No Connect	71
2 Common	63	9 Common	25	16 Common	9	23 Common	53	30 Common	19	No Connect	72
3 NO	22	10 NO	6	17 NO	50	24 NO	16	31 NO	78	No Connect	73
3 Common	21	10 Common	5	17 Common	49	24 Common	15	31 Common	77	No Connect	74
4 NO	2	11 NO	46	18 NO	12	25 NO	36	32 NO	76	Chassis GND	68
4 Common	1	11 Common	45	18 Common	11	25 Common	35	32 Common	75	Reserved	69
5 NO	42	12 NO	28	19 NO	32	26 NO	56	No Connect	39
5 Common	41	12 Common	27	19 Common	31	26 Common	55	No Connect	40
6 NO	24	13 NO	8	20 NO	52	27 NO	18	No Connect	59
6 Common	23	13 Common	7	20 Common	51	27 Common	17	No Connect	60
7 NO	4	14 NO	48	21 NO	14	28 NO	38	No Connect	65
7 Common	3	14 Common	47	21 Common	13	28 Common	37	No Connect	66

Agilent 34937A-34939A General Purpose Switch Modules User’s Guide 13