Lucent Technologies AT&T 7400B User Manual

Page 46

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CHAPTER 5: TROUBLESHOOTING

DEFINITY Communications System

7400B Data Module

Page 5-6

User’s Guide

Symptom

Problem

Solution

Transmitted and/or

Speed settings of the

Change terminal device speed to

received data contains

terminal device and the

agree with the speed that was

errors.

data module are not the

indicated in the C0NNECT

nnnn

same.

message.

The local terminal device

Change the parity setting of the

and the far end device are

local terminal device to match that

configured for different

of the far end device.

parity settings.

Far end data errors only

Disconnect the call, set the data

during file transfer with

metering option to off (see

PC data communication

“Setting the Hardware Option DIP

software.

Switches” in Chapter 2), re-
establish the call, and try the file

transfer again.

The DATA LED is lit, but

The display result codes

Turn on the display result codes

a CONNECT

xxxx

option is turned off.

option by typing

message or numeric result

atq0 o

[ Enter ]

code was not displayed.

The

O

command at the end of the

above command line will cause the
data module to return to the on-line

mode and send the CONNECT xxxx

message, or an equivalent numeric
code, to the terminal display (see

“Result Codes” in Appendix D).

Numeric code returned

The result code format

Change the result code format

when

CONNECT

xxxx

option is set to numeric

option to message form by typing

message is preferred.

form.

atv1

[ Enter ]

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