Nortel Networks 8003AC manual Pin assignments DTE to DCE Switch Modem Signal Pin number, DCE DB-25

Models: 8004DC 8005DC 8004AC 8003AC 8005AC

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8692omSF module 131

To set up modem access, you need a DTE-to-DCE cable ( straight or transmit cable) between the Modem port and a modem or terminal server.

"Pin assignments: DTE to DCE" (page 131) describes the required cable pin assignments.

Pin assignments: DTE to DCE

 

Switch

 

Modem

 

 

 

 

 

 

Signal

 

Pin number

DCE DB-9

 

DCE DB-25

 

pin number

 

pin number

 

 

 

 

 

 

 

 

 

 

RXD

 

2

2

 

3

 

 

 

 

 

 

TXD

 

3

3

 

2

 

 

 

 

 

 

DTR

 

4

4

 

20

 

 

 

 

 

 

GND

 

5

5

 

7

 

 

 

 

 

 

DSR

 

6

6

 

6

 

 

 

 

 

 

RTS

 

7

7

 

4

 

 

 

 

 

 

CTS

 

8

8

 

5

 

 

 

 

 

 

8692omSF module

Physical specifications

Height:

1.5 in. (3.8 cm)

Width:

15.4 in. (39.1 cm)

Depth:

18.5 in. (47.0 cm)

Weight:

7.2 lb (3.3 kg)

Electrical specifications

Input power:

90 W maximum

Thermal rating:

241 Btu/hr maximum

MTBF rating

355 643 hr

Nortel Metro Ethernet Routing Switch 8600

Installation — Modules

NN46220-306 02.02 Standard

4.27 July 2008

Copyright © 2005-2007, Nortel Networks

Page 131
Image 131
Nortel Networks 8003AC, 8005DC, 8004AC Pin assignments DTE to DCE Switch Modem Signal Pin number, DCE DB-25, 355 643 hr