Document ID: 10343
Updated: Aug 01, 2006
Contents
Introduction
This document displays the 5-in-1 EIA/TIA-449 cable assembly and describes its cable pin connections.
Prerequisites
Requirements
There are no specific requirements for this document.
Components Used
This document is not restricted to specific software and hardware versions.
The information in this document was created from the devices in a specific lab environment. All of the devices used in this document started with a cleared (default) configuration. If your network is live, make sure that you understand the potential impact of any command.
Conventions
For more information on document conventions, refer to the Cisco Technical Tips Conventions.
EIA/TIA-449 Cable Assembly
EIA/TIA-449 DTE Cable Pinouts (DB-60 to DB-37)
| 60 Pin1 | Signal | Description | Direction | 37 Pin | Signal |
|---|---|---|---|---|---|
| J1-49 J1-48 | MODE_1 GND | -- | -- | -- | |
| J1-51 J1-52 | GND MODE_DCE | Shorting Group | -- | -- | -- |
| J1-46 | Shield_GND | Single | -- | J2-1 | Shield GND |
| J1-11 J1-12 | TxD/RxD+ TxD/RxD-- | Twisted pair no. 6 | ==> ==> | J2-4 J2-22 | SD+ SD-- |
| J1-24 J1-23 | TxC/RxC+ TxC/RxC-- | Twisted pair no. 9 | <== <== | J2-5 J2-23 | ST+ ST-- |
| J1-28 J1-27 | RxD/TxD+ RxD/TxD-- | Twisted pair no. 11 | <== <== | J2-6 J2-24 | RD+ RD-- |
| J1-9 J1-10 | RTS/CTS+ RTS/CTS-- | Twisted pair no. 5 | ==> ==> | J2-7 J2-25 | RS+ RS-- |
| J-26 J1-25 | RxC/TxCE+ RxC/TxCE-- | Twisted pair no. 10 | <== <== | J2-8 J2-26 | RT+ RT- |
| J1-1 J1-2 | CTS/RTS+ CTS/RTS-- | Twisted pair no. 1 | <== <== | J2-9 J2-27 | CS+ CS-- |
| J1-44 J1-45 | LL/DCD Circuit_GND | Twisted pair no. 12 | ==> -- | J2-10 J2-37 | LL CS |
| J1-3 J1-4 | DSR/DTR+ DSR/DTR-- | Twisted pair no. 2 | <== <== | J2-11 J2-29 | DM+ DM-- |
| J1-7 J1-8 | DTR/DSR+ DTR/DSR-- | Twisted pair no. 4 | ==> ==> | J2-12 J2-30 | TR+ TR-- |
| J1-5 J1-6 | DCD/DCD+ DCD/DCD-- | Twisted pair no. 3 | <== <== | J2-13 J2-31 | RR+ RR- |
| J1-13 J1-14 | TxCE/TxC+ TxCE/TxC-- | Twisted pair no. 7 | ==> ==> | J2-17 J2-35 | TT+ TT- |
| J1-15 J1-16 | Circuit_GND Circuit_GND | Twisted pair no. 9 | -- -- | J2-19 J2-20 | SG RC |
1 Any pin not referenced is not connected.
EIA/TIA-449 DCE Cable Pinouts (DB-60 to DB-37)
| 60 Pin 1 | Signal | Description | Direction | 37 Pin | Signal |
|---|---|---|---|---|---|
| J1-49 J1-48 | MODE_1 GND | Shorting Group | -- | -- | -- |
| J1-46 | Shield_GNC | Single | -- | J2-1 | Shield GND |
| J1-28 J1-27 | RxD/TxD+ RxD/TxD-- | Twisted pair no. 11 | <== <== | J2-4 J2-22 | SD+ SD-- |
| J1-13 J1-14 | TxCE/TxC+ TxCE/TxC-- | Twisted pair no. 7 | ==> ==> | J2-5 J2-23 | ST+ ST-- |
| J1-11 J1-12 | TxD/RxD+ TxD/RxD-- | Twisted pair no. 6 | ==> ==> | J2-6 J2-24 | RD+ RD-- |
| J1-1 J1-2 | CTS/RTS+ CTS/RTS-- | Twisted pair no. 1 | <== <== | J2-7 J2-25 | RS+ RS-- |
| J1-24 J1-23 | TxC/RxC+ TxC/RxC-- | Twisted pair no. 9 | ==> ==> | J2-8 J2-26 | RT+ RT-- |
| J1-9 J1-10 | RTS/CTS+ RTS/CTS-- | Twisted pair no. 5 | ==> ==> | J2-9 J2-27 | CS+ CS-- |
| J1-29 J1-30 | NIL/LL Circuit_GND | Twisted pair no. 12 | ==> -- | J2-10 J2-37 | LL SC |
| J1-3 J1-4 | DTR/DSR+ DTR/DSR-- | Twisted pair no. 4 | ==> ==> | J2-11 J2-29 | DM+ DM-- |
| J1-3 J1-4 | DSR/DTR+ DSR/DTR-- | Twisted pair no. 2 | <== <== | J2-12 J2-30 | TR+ TR-- |
| J1-5 J1-6 | DCD/DCD+ DCD/DCD-- | Twisted pair no. 3 | ==> ==> | J2-13 J2-31 | RR+ RR-- |
| J1-26 J1-25 | RxC/TxCE+ RxC/TxCE-- | Twisted pair no. 10 | <== <== | J2-17 J2-35 | TT+ TT- |
| J1-15 J1-16 | Circuit_GND Circuit_GND | Twisted pair no. 8 | -- -- | J2-19 J2-20 | SG RC |
1 Any pin not referenced is not connected.
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Refer to Cisco Technical Tips Conventions for information on conventions used in this document.