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

34938A 20-Channel High-Current GP Switch Module

34938A D-Sub Connectors

Bank 1

Bank 2
For orientation, the D-sub connector
end of the module is facing you.
Bank 1 Bank 2
12 34 5 67 8 9 1011121314151617
NC
6NO 6C 1NO 1C 7NO 7C 2NO 2C 3NO 3C 9NO 9C 4NO 4C 5NO 5C
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
2C
Reserved 1NO 1C 7NO 7C 2NO 3NO 3C 9NO 9C 4NO 4C 5NO 5C GND
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
9NOGND 6NO 6C 7NO 7C 8NO 8C 8NO 8C 9C 4NO 4C 10NO 10C 10NO 10C
50-Pin D-Sub
Male Connector
Channel Pin Channel Pin Channel Pin Channel Pins Channel Pins
1NO 3 3NO 25 5NO 31 7NO 37 9NO 43
1Common 4 3Common 26 5Common 32 7Common 38 9Common 44
1NO 19 4NO 13 6NO 1 8NO 39 10NO 47
1Common 20 4Common 14 6Common 2 8Common 40 10Common 48
2NO 7 4NO 29 6NO 35 8NO 41 10NO 49
2Common 8 4Common 30 6Common 36 8Common 42 10Common 50
2NO 23 4NO 45 7NO 5 9NO 11 Reserved 18
2Common 24 4Common 46 7Common 6 9Common 12 GND 33
3NO 9 5NO 15 7NO 21 9NO 27 GND 34
3Common 10 5Common 16 7Common 22 9Common 28 No Connect 17
12 34 5 6 7 89 1011121314151617
NC
16NO 16C 11NO 11C 17NO 17C 12NO 12C 13NO 13C 19NO 19C 14NO 14C 15NO 15C
18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33
12CReserved11NO 11C 17NO 17C 12NO 13NO 13C 19NO 19C 14NO 14C 15 NO 15C GND
34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
19NOGND 16NO 16C 17NO 17C 18NO 18C 18NO 18C 19C 14NO 14C 20NO 20C 20NO 20C
50-Pin D-Sub
Male Connector
Channel Pin Channel Pin Channel Pin Channel Pins Channel Pins
11NO 3 13NO 25 15NO 31 17NO 37 19NO 43
11Common 4 13Common 26 15Common 32 17Common 38 19Common 44
11NO 19 14NO 13 16NO 1 18NO 39 20NO 47
11Common 20 14Common 14 16Common 2 18Common 40 20Common 48
12NO 7 14NO 29 16NO 35 18NO 41 20NO 49
12Common 8 14Common 30 16Common 36 18Common 42 20Common 50
12NO 23 14NO 45 17NO 5 19NO 11 Reserved 18
12Common 24 14Common 46 17Common 6 19Common 12 GND 33
13NO 9 15NO 15 17NO 21 19NO 27 GND 34
13Common 10 15Common 16 17Common 22 19Common 28 No Connect 17