Appendices 77

Appendix B: Device Cabling

Each CPS appliance serial port has an RJ-45 connector for attaching a serial device. Table B.1 lists the pin assignments.

Table B.1: Port Pin Assignments

Pin Number

RS-232 Signal

Direction

Description

 

 

 

 

1

RTS

Output

Request to Send

 

 

 

 

2

DSR

Input

Data Set Ready

 

 

 

 

3

DCD

Input

Data Carrier Detect

 

 

 

 

4

RD

Input

Receive Data

 

 

 

 

5

TD

Output

Transmit Data

 

 

 

 

6

GND

(N/A)

Signal Ground

 

 

 

 

7

DTR

Output

Data Terminal Ready

 

 

 

 

8

CTS

Input

Clear to Send

NOTE: RI (Ring Indicate) is not supported

Modular adaptors are available from Avocent to convert RJ-45 modular jacks to standard pinout configurations. Adaptors are available for use with:

•CAT 5 cable.

•Serial reversing cable. Reversing adaptors and cables are recommended for distances greater than 100 feet.

Adaptors for Use with CAT 5 Cable

Table B.2 lists the adaptors available from Avocent for use with CAT 5 cables.

Table B.2: Adaptors for Use with CAT 5 Cable

Part Number

Description

 

 

 

210122

RJ-45 to DB-9M (DTE) Adaptor

 

 

210120

RJ-45 to DB-9F (DCE) Adaptor

 

 

210124

RJ-45 to DB-25M (DTE) Adaptor

 

 

210123

RJ-45 to DB-25M (DCE) Adaptor

 

 

 

210125

RJ-45 to DB-25F

(DTE) Adaptor

 

 

 

210121

RJ-45 to DB-25F

(DCE) Adaptor