Cisco Systems OL-3560-02 manual 3 EIA/TIA-232 Adapter Cable Signals, HD = high density

Chapter 1 Overview

Cables, Connectors, and Pinouts

Table 1-3 EIA/TIA-232 Adapter Cable Signals

DTE Cable (CAB-232MT=)						DCE Cable (CAB-232FC=)
VIP End, HD1					Network End,	VIP End, HD					Network End,
60-Position Plug					DB-25 Plug	60-Position Plug					DB-25 Receptacle
Signal	Pin			Pin	Signal	Signal	Pin			Pin	Signal
Shield ground	46			1	Shield ground	Shield ground	46			1	Shield ground
TxD/RxD	41	—>	2		TxD	RxD/TxD	36	<—	2	TxD
RxD/TxD	36	<—	3		RxD	TxD/RxD	41	—>	3	RxD
RTS/CTS	42	—>	4		RTS	CTS/RTS	35	<—	4	RTS
CTS/RTS	35	<—	5		CTS	RTS/CTS	42	—>	5	CTS
DSR/DTR	34	<—	6		DSR	DTR/DSR	43	—>	6	DSR
Circuit ground	45			7	Circuit ground	Circuit ground	45			7	Circuit ground
DCD/LL	33	<—	8		DCD	LL/DCD	44	—>	8	DCD
TxC/NIL	37	<—	15		TxC	TxCE/TxC	39	—>	15	TxC
RxC/TxCE	38	<—	17		RxC	NIL/RxC	40	—>	17	RxC
LL/DCD	44	—>	18		LTST	DCD/LL	33	<—	18	LTST
DTR/DSR	43	—>	20		DTR	DSR/DTR	34	<—	20	DTR
TxCE/TxC	39	—>	24		TxCE	RxC/TxCE	38	<—	24	TxCE
Mode 0	50					Mode 0	50
Ground	51				Shorting group	Ground	51				Shorting group
Mode_DCE	52

1. HD = high density.

PA-4T Synchronous Serial Port Adapter Installation and Configuration

OL-3560-02 1-9