Pinouts
This section includes pinouts for the following devices:
Pinouts for the Tip/Ring Circuit Card
The wiring and pin diagram represents a typical tip/ring line connection. See Wiring and Pin Diagram for a Tip/Ring Circuit Card
Pinouts for Asynchronous Connections
See Pinout Connections for DTE or DCE Devices for a larger view of the pinout connections for terminal or printer adapters and modem adapters.
The following table lists the pinouts for the COM1 asynchronous port.
Table: COM1 Pinouts
| Pin No. |
Signal |
Signal |
| 1 |
Data Carrier Detect (DCD) |
Input |
| 2 |
Receive Data (RX) |
Input |
| 3 |
Transmit Data (TX) |
Output |
| 4 |
Data Terminal Ready (DTR) |
Output |
| 5 |
Signal Ground (GND) |
Bidirectional |
| 6 |
Data Set Ready (DSR) |
Output |
| 7 |
Request to Send (RTS) |
Output |
| 8 |
Clear to Send (CTS) |
Input |
| 9 |
Ring Indicator (RI) |
Input |
The MAP/100P Tip/Ring Consolidation Wiring and Pinouts table shows the numbering scheme for connecting the short modular cords provided with the tip/ring circuit cards to the tip/ring distribution panel.
Table: MAP/100P Tip/Ring Consolidation Wiring and Pinouts
| From |
To |
|
|
|
|
|
|
|
50-Pin Connector |
| Channel No. |
Circuit Card No. |
Jack No. or 356B No. |
Pin No. |
Jack No. or 356B No. |
Pin No. |
T or R |
Pin No. |
| 1 |
1 |
1 |
3 |
1 |
4 |
R1 |
1 |
| 1 |
1 |
4 |
1 |
5 |
T1 |
26 |
| 2 |
1 |
1 |
2 |
1 |
3 |
T2 |
27 |
| 1 |
1 |
5 |
1 |
6 |
R2 |
2 |
| 3 |
1 |
1 |
1 |
1 |
2 |
T3 |
28 |
| 1 |
1 |
6 |
1 |
7 |
R3 |
3 |
| 4 |
1 |
2 |
3 |
2 |
4 |
R4 |
4 |
| 1 |
2 |
4 |
2 |
5 |
T4 |
29 |
| 5 |
1 |
2 |
2 |
2 |
3 |
T5 |
30 |
| 1 |
2 |
5 |
2 |
6 |
R5 |
5 |
| 6 |
1 |
2 |
1 |
2 |
2 |
T6 |
31 |
| 1 |
2 |
6 |
2 |
7 |
R6 |
6 |
| 7 |
2 |
1 |
3 |
3 |
4 |
R7 |
7 |
| 2 |
1 |
4 |
3 |
5 |
T7 |
32 |
| 8 |
2 |
1 |
2 |
3 |
3 |
T8 |
33 |
| 2 |
1 |
5 |
3 |
6 |
R8 |
8 |
| 9 |
2 |
1 |
1 |
3 |
2 |
T9 |
34 |
| 2 |
1 |
6 |
3 |
7 |
R9 |
9 |
| 10 |
2 |
2 |
3 |
4 |
4 |
R10 |
10 |
| 2 |
2 |
4 |
4 |
5 |
T10 |
35 |
| 11 |
2 |
2 |
2 |
4 |
3 |
T11 |
36 |
| 2 |
2 |
5 |
4 |
6 |
R11 |
11 |
| 12 |
2 |
2 |
1 |
4 |
2 |
T12 |
37 |
| 2 |
2 |
6 |
4 |
7 |
R12 |
12 |
| 13 |
3 |
1 |
3 |
5 |
4 |
R13 |
13 |
| 3 |
1 |
4 |
5 |
5 |
T13 |
38 |
| 14 |
3 |
1 |
2 |
5 |
3 |
T14 |
39 |
| 3 |
1 |
5 |
5 |
6 |
R14 |
14 |
| 15 |
3 |
1 |
1 |
5 |
2 |
T15 |
40 |
| 3 |
1 |
6 |
5 |
7 |
R15 |
15 |
| 16 |
3 |
2 |
3 |
6 |
4 |
R16 |
16 |
| 3 |
2 |
4 |
6 |
5 |
T16 |
41 |
| 17 |
3 |
2 |
2 |
6 |
3 |
T17 |
42 |
| 3 |
2 |
5 |
6 |
6 |
R17 |
17 |
| 18 |
3 |
2 |
1 |
6 |
2 |
T18 |
43 |
| 3 |
2 |
6 |
6 |
7 |
R18 |
18 |
| 19 |
4 |
1 |
3 |
7 |
4 |
R19 |
19 |
| 4 |
1 |
4 |
7 |
5 |
T19 |
44 |
| 20 |
4 |
1 |
2 |
7 |
3 |
T20 |
45 |
| 4 |
1 |
5 |
7 |
6 |
R20 |
20 |
| 21 |
4 |
1 |
1 |
7 |
2 |
T21 |
46 |
| 4 |
1 |
6 |
7 |
7 |
R21 |
21 |
| 22 |
4 |
2 |
3 |
8 |
4 |
R22 |
22 |
| 4 |
2 |
4 |
8 |
5 |
T22 |
47 |
| 23 |
4 |
2 |
2 |
8 |
3 |
T23 |
48 |
| 4 |
2 |
5 |
8 |
6 |
R23 |
23 |
| 24 |
4 |
2 |
1 |
8 |
2 |
T24 |
49 |
| 4 |
2 |
6 |
8 |
7 |
R24 |
24 |
| 25 |
5 |
1 |
3 |
1 |
4 |
R25 |
1 |
| 5 |
1 |
4 |
1 |
5 |
T25 |
26 |
| 26 |
5 |
1 |
2 |
1 |
3 |
T26 |
27 |
| 5 |
1 |
5 |
1 |
6 |
R26 |
2 |
| 27 |
5 |
1 |
1 |
1 |
2 |
T27 |
28 |
| 5 |
1 |
6 |
1 |
7 |
R27 |
3 |
| 28 |
5 |
2 |
3 |
2 |
4 |
R28 |
4 |
| 5 |
2 |
4 |
2 |
5 |
T28 |
29 |
| 29 |
5 |
2 |
2 |
2 |
3 |
T29 |
30 |
| 5 |
2 |
5 |
2 |
6 |
R29 |
5 |
| 30 |
5 |
2 |
1 |
2 |
2 |
T30 |
31 |
| 5 |
2 |
6 |
2 |
7 |
R30 |
6 |
| 31 |
6 |
1 |
3 |
3 |
4 |
R31 |
7 |
| 6 |
1 |
4 |
3 |
5 |
T31 |
32 |
| 32 |
6 |
1 |
2 |
3 |
3 |
T32 |
33 |
| 6 |
1 |
5 |
3 |
6 |
R32 |
8 |
| 33 |
6 |
1 |
1 |
3 |
2 |
T33 |
34 |
| 6 |
1 |
6 |
3 |
7 |
R33 |
9 |
| 34 |
6 |
2 |
3 |
4 |
4 |
R34 |
10 |
| 6 |
2 |
4 |
4 |
5 |
T34 |
35 |
| 35 |
6 |
2 |
2 |
4 |
3 |
T35 |
36 |
| 6 |
2 |
5 |
4 |
6 |
R35 |
11 |
| 36 |
6 |
2 |
1 |
4 |
2 |
T36 |
37 |
| 6 |
2 |
6 |
4 |
7 |
R36 |
12 |
| 37 |
7 |
1 |
3 |
5 |
4 |
R37 |
13 |
| 7 |
1 |
4 |
5 |
5 |
T37 |
38 |
| 38 |
7 |
1 |
2 |
5 |
3 |
T38 |
39 |
| 7 |
1 |
5 |
5 |
6 |
R38 |
14 |
| 39 |
7 |
1 |
1 |
5 |
2 |
T39 |
40 |
| 7 |
1 |
6 |
5 |
7 |
R39 |
15 |
| 40 |
7 |
2 |
3 |
6 |
4 |
R40 |
16 |
| 7 |
2 |
4 |
6 |
5 |
T40 |
41 |
| 41 |
7 |
2 |
2 |
6 |
3 |
T41 |
42 |
| 7 |
2 |
5 |
6 |
6 |
R41 |
17 |
| 42 |
7 |
2 |
1 |
6 |
2 |
T42 |
43 |
| 7 |
2 |
6 |
6 |
7 |
R42 |
18 |
| 43 |
8 |
1 |
3 |
7 |
4 |
T43 |
19 |
|
|
8 |
1 |
4 |
7 |
5 |
R43 |
44 |
| 44 |
8 |
1 |
2 |
7 |
3 |
T44 |
45 |
|
|
8 |
1 |
5 |
7 |
6 |
R44 |
20 |
| 45 |
8 |
1 |
1 |
7 |
2 |
T45 |
46 |
|
|
8 |
1 |
6 |
7 |
7 |
R45 |
21 |
| 46 |
8 |
2 |
3 |
8 |
4 |
T46 |
22 |
|
|
8 |
2 |
4 |
8 |
5 |
R46 |
47 |
| 47 |
8 |
2 |
2 |
8 |
3 |
T47 |
48 |
|
|
8 |
2 |
5 |
8 |
6 |
R47 |
23 |
| 48 |
8 |
2 |
1 |
8 |
2 |
T48 |
49 |
|
|
8 |
2 |
6 |
8 |
7 |
R48 |
24 |
| 49 |
9 |
1 |
3 |
9 |
4 |
T49 |
1 |
|
|
9 |
1 |
4 |
1 |
5 |
R49 |
26 |
| 50 |
9 |
1 |
2 |
1 |
3 |
T50 |
27 |
|
|
9 |
1 |
5 |
1 |
6 |
R50 |
2 |
| 51 |
9 |
1 |
1 |
1 |
2 |
T51 |
28 |
|
|
9 |
1 |
6 |
1 |
7 |
R51 |
3 |
| 52 |
9 |
2 |
3 |
2 |
4 |
T52 |
4 |
|
|
9 |
2 |
4 |
2 |
5 |
R52 |
29 |
| 53 |
9 |
2 |
2 |
2 |
3 |
T53 |
30 |
|
|
9 |
2 |
5 |
2 |
6 |
R53 |
5 |
| 54 |
9 |
2 |
1 |
2 |
2 |
T54 |
31 |
|
|
9 |
2 |
6 |
2 |
7 |
R54 |
6 |
| 55 |
10 |
1 |
3 |
3 |
4 |
T55 |
7 |
|
|
10 |
1 |
4 |
3 |
5 |
R55 |
32 |
| 56 |
10 |
1 |
2 |
3 |
3 |
T56 |
33 |
| 56 |
10 |
1 |
5 |
3 |
6 |
R56 |
8 |
| 57 |
10 |
1 |
1 |
3 |
2 |
T57 |
34 |
|
|
10 |
1 |
6 |
3 |
7 |
R57 |
9 |
| 58 |
10 |
2 |
3 |
4 |
4 |
T58 |
10 |
|
|
10 |
2 |
4 |
4 |
5 |
R58 |
35 |
| 59 |
10 |
2 |
2 |
4 |
3 |
T59 |
36 |
|
|
10 |
2 |
5 |
4 |
6 |
R59 |
11 |
| 60 |
10 |
2 |
1 |
4 |
2 |
T60 |
37 |
|
|
10 |
2 |
6 |
4 |
7 |
R60 |
12 |
| 61 |
11 |
1 |
3 |
5 |
4 |
T61 |
13 |
|
|
11 |
1 |
4 |
5 |
5 |
R61 |
38 |
| 62 |
11 |
1 |
2 |
5 |
3 |
T62 |
39 |
|
|
11 |
1 |
5 |
5 |
6 |
R62 |
14 |
| 63 |
11 |
1 |
1 |
5 |
2 |
T63 |
40 |
|
|
11 |
1 |
6 |
5 |
7 |
R63 |
15 |
| 64 |
11 |
2 |
3 |
6 |
4 |
T64 |
16 |
|
|
11 |
2 |
4 |
6 |
5 |
R64 |
41 |
| 65 |
11 |
2 |
2 |
6 |
3 |
T65 |
42 |
|
|
11 |
2 |
5 |
6 |
6 |
R65 |
17 |
| 66 |
11 |
2 |
1 |
6 |
2 |
T66 |
43 |
|
|
11 |
2 |
6 |
6 |
7 |
R66 |
18 |
| 67 |
12 |
1 |
3 |
7 |
4 |
T67 |
19 |
|
|
12 |
1 |
4 |
7 |
5 |
R67 |
44 |
| 68 |
12 |
1 |
2 |
7 |
3 |
T68 |
45 |
|
|
12 |
1 |
5 |
7 |
6 |
R68 |
20 |
| 69 |
12 |
1 |
1 |
7 |
2 |
T69 |
46 |
|
|
12 |
1 |
6 |
7 |
7 |
R69 |
21 |
| 70 |
12 |
2 |
3 |
8 |
4 |
T70 |
22 |
|
|
12 |
2 |
4 |
8 |
5 |
R70 |
47 |
| 71 |
12 |
2 |
2 |
8 |
3 |
T71 |
48 |
| 71 |
12 |
2 |
5 |
8 |
6 |
R71 |
23 |
| 72 |
12 |
2 |
1 |
8 |
2 |
T72 |
49 |
|
|
12 |
2 |
6 |
8 |
7 |
R72 |
24 |
Pinouts for Connections from the ACCX Circuit Card
The following table provides pinout and signal information for RS-232 connections from the ACCX circuit card.
Table: RS232 Signals, Connections, and Pinouts
| Signal Name |
Description |
Pin No. |
To or From ACCX Circuit Card |
| AA |
Protective GND |
1 |
|
| BB |
Signal GND |
7 |
|
| BA |
Transmit Data |
2 |
From |
| BB |
Receive Data |
3 |
To |
| CA |
RequesttoSend |
4 |
From |
| CB |
CleartoSend |
5 |
To |
| CC |
DataSetReady |
6 |
To |
| CD |
DataTerminalReady |
20 |
From |
| CE |
Ring Indicator |
22 |
To |
| CF |
Carrier Detect |
8 |
To |
| DA |
Terminal Timing |
24 |
From |
| DB |
Transmit Timing |
15 |
To |
| DD |
Receive Timing |
17 |
To |
The following table provides pinout and signal information for DCP connections from the ACCX circuit card.
Note:
Pins 1, 4, 725, 26, 29, and 3250 are not used.
|
Table: 50Pin DCP Cable Termination Pin Assignments
| Pin No. |
Lead |
Description |
| 27 |
TXR0 |
DCP port 0 transmit signal ring side |
| 28 |
RXR0 |
DCP port 0 receive signal ring side |
| 30 |
TXR1 |
DCP port 1 transmit signal ring side |
| 31 |
RXR1 |
DCP port 1 receive signal ring side |
| 2 |
TXT-0 |
DCP port 0 transmit signal tip side |
| 3 |
RXT-0 |
DCP port 0 receive signal tip side |
| 5 |
TXT-1 |
DCP port 1 transmit signal tip side |
| 6 |
RXT-1 |
DCP port 1 receive signal tip side |
Pinouts for the RS-232 Null Modem
See the table below for information for the RS-232 null modem.
Table: RS-232 Null Modem Pin Assignments
| Pin Number |
Lead |
Corresponding Lead |
Pin Number |
| 1 |
PG |
PG |
1 |
| 7 |
SG |
SG |
7 |
| 2 |
TD |
RD |
3 |
| 3 |
RD |
TD |
2 |
| 20 |
DTR |
DSR |
6 |
| 6 |
DSR |
DTR |
20 |
| 4 |
RTS |
CTS |
5 |
| 8 |
CD |
RTS |
4 |
| 4 |
RTS |
CTS |
5 |
| 4 |
RTS |
CD |
8 |
| 1 |
PG |
PG |
1 |
| 7 |
SG |
SG |
7 |
| 2 |
TD |
RD |
3 |
Pinouts for the LAN Crossover Cable
See Pinouts for LAN Crossover Cable.