3460 Fast’R

Troubleshooting Actions

The following table provides troubleshooting actions and tips.

Table 5-1. Troubleshooting the 3460 Fast’R Modem

Problem

Diagnosis/Test

Possible Solution

 

 

 

INSTALLATION

 

 

 

 

 

Modem won’t

Check the power

Ensure the outlet is active. Turn

power up

source and the modem

on the power switch.

 

power switch.

 

 

 

 

Modem fails

Turn modem power

Use the Return Procedures in

self test

off; wait 15 seconds;

this manual to return the modem

 

then turn power on.

to Motorola.

 

 

 

AUTOMATIC CALL UNIT (ACU) CONFIGURATION

 

 

 

No response to

Use Fast’RVu or off-

Use Fast’RVu or off-line

ACU command

line configuration

configuration (OLC) button to

 

(OLC) button to check

ensure ACU is compatible with

 

parameters. Check

modem configuration.

 

options:

Ensure that the computer is set

 

• DTE Rate (AT *DE)

to a valid character format to

 

• Form

operate the modem’s autobaud

 

• Char Length

feature.

 

If modem still does not respond,

 

• Parity (AT *RP)

 

perform a local analog loopback

 

• Result Code (ATQ)

(LAL) test.

 

 

 

 

If LAL fails, contact Motorola

 

 

customer service.

 

 

 

Double echo on

Check computer and

If both have Echo=On (ATE1),

characters

modem’s Echo (ATE)

turn one off (ATE0). (Echo is

typed

option.

also known as half- or full-

 

 

duplex.) If this does not solve

 

 

the problem, contact Motorola

 

 

customer service.

 

 

 

 

Check the

 

 

communications

 

 

software’s terminal

 

 

setup.

 

 

 

 

5-2

Page 90
Image 90
Motorola 3460 manual Troubleshooting Actions, Installation