Lan adapter and cables, T1 network interface cable – Paradyne T1 T1 Access Mux 926x User Manual

Page 278

Advertising
background image

Cables, Connectors, and Pin Assignments

E-4

9161-A2-GH30-30

April 1998

LAN Adapter and Cables

The LAN adapter is ordered along with the appropriate cable. Be sure to specify
whether you need a Token Ring or an Ethernet LAN Adapter.

The following shows the pin assignments for the cable between the LAN Adapter
(LAN A) and the T1 access unit’s COM port or COM Port-to-PC Adapter.

Tx Clock

Rx Data

Signal Ground

Tx Data

DTR

CD

RTS

Rx Clock

Unused

DTR

Tx Data

Signal Ground

Rx Data

CTS

Frame Ground

Unused

COM

Port

LAN A

496-14908

1

2

3

4

5

6

7

8

1

2

3

4

5

6

7

8

(DCE)

(DTE)

T1 Network Interface Cable

Network access is via a 14-foot cable with an RJ48C unkeyed plug-type
connector on each end. The following table shows pin assignments and the
purpose of each.

Function

Circuit

Pin Number

Receive ring from the network

R1

1

Receive tip from the network

T1

2

Transmit ring to the network

R

4

Transmit tip to the network

T

5

Advertising