Manuals / Telenetics / Computer Equipment / Network Router

Telenetics V.32bis Series, V.34-SDC, 326X V.34 manual Call Establishment

Models: 326X V.34 V.32bis Series V.34-SDC

1 233
Download 233 pages 11.55 Kb
Page 107
Image 107

326X Series Modem Troubleshooting Guide

Problem

Diagnosis/Test

Possible Solution

During installation:

 

 

 

Modem won't power up

Check AC power.

Ensure AC outlet is active.

 

Check modem's power switch.

Turn on power switch.

 

 

 

Modem fails self test

Repeat power-up sequence.

If modem fails once again, call Telenetics’ Customer

(front panel displays

 

Support or your local distributor and report the error

error code)

 

code.

 

 

 

 

Modem doesn't come up

Check DIP Switch #6 on

•

Ensure DIP Switch #6 is in the Off (up) position.

in ready state— “326X

modem's rear panel.

•

Power cycle the modem.

Ready” on front panel

 

 

 

display

While operating the 326X as a dial modem:

ACU

CONFIGURATION

No response to ACU

Check that TD LED on front

•

If light does not come on, check that cables are

command

panel lights when commands are

 

properly connected.

 

being sent to the modem.

•

Check the communications software package for

 

 

 

 

correct communications port configuration.

 

 

 

•

Check that the communications software package’s

 

 

 

 

baud rate is set to a rate that the modem’s autobaud

 

 

 

 

feature supports.

 

Check modem's configuration:

•

Ensure ACU is compatible with modem's

 

•

DTE Rate (AT*DE)

 

configuration.

 

•

Make sure the DTE is set to a valid character format

 

•

ACU Form

 

to operate the modem’s autobaud feature

 

•

Char Length

 

 

 

(see Chapter 5 for details on this feature).

 

•

Parity (AT*RP)

 

 

•

If modem still does not respond after modifying

 

•

Result Code (ATQ)

 

configuration, perform a local analog loopback

 

 

 

 

(LAL) test. (Refer to the end of this chapter for

 

 

 

 

details on tests supported, as well as instructions for

 

 

 

 

initiating tests.)

 

 

 

•

If LAL fails, contact Telenetics Customer Support or

 

 

 

 

your local distributor.

 

 

 

 

 

Double echo on

Check echo setting on data

If both echo settings are on, turn one off. (In some data

characters typed

terminal equipment and modem.

terminals, echo is sometimes referred to as half- or full-

 

 

 

duplex.) If this does not solve the problem, contact Tele-

 

 

 

netics Customer Support or your local distributor.

 

Check the terminal setup of the

 

 

communications software.

 

CALL ESTABLISHMENT

 

 

Modem won't answer

Check the modem's

 

 

configuration:

 

 

•

Answer (AT*AA)

Ensure that Answer is not set to Manual.

 

•

DTR (AT&D)

Set DTR=High (AT&D0).

 

 

 

 

Troubleshooting

Troubleshooting Guide 6-3

Page 106 Page 108
Page 107
Image 107
Telenetics V.32bis Series, V.34-SDC, 326X V.34 manual Call Establishment
Page 106 Page 108

326X V.34, V.32bis Series, V.34-SDC specifications

Telenetics has been a key player in the field of telecommunications, offering advanced modem solutions that cater to diverse communication needs. Among their notable products are the V.34-SDC and V.32bis series, including the 326X V.34 modem. These modems have been designed to enhance data transmission reliability and speed in various applications.

The Telenetics V.34-SDC modem represents a significant leap in technology, supporting data rates of up to 28.8 Kbps. This modem utilizes the advanced V.34 modulation scheme, which optimizes the use of existing telephone lines to deliver impressive performance, especially for users requiring high-speed data transmission. The V.34-SDC model also features robust error correction and data compression techniques, ensuring that users receive accurate data even over less than ideal connections. With its extended line-conditioning capabilities, the V.34-SDC modem can efficiently handle long distances and poor line conditions.

Equally noteworthy is the V.32bis series, which provides backward compatibility with V.32 modems, enabling seamless integration into existing systems. Capable of speeds up to 14.4 Kbps, the V.32bis modems are ideal for businesses and environments where legacy systems remain in use. It features adaptive equalization and advanced echo cancellation, ensuring a clear signal is maintained throughout the data transmission process. This versatility allows users to connect with various devices across different infrastructures.

The 326X V.34 modem further exemplifies Telenetics' commitment to high performance. It combines the V.34 capabilities with enhanced security features, offering users encryption options for sensitive data. This is particularly crucial for businesses that need to safeguard their information against potential vulnerabilities during transmission. The 326X also supports various data communication protocols, making it adaptable for multiple platforms and applications.

In summary, Telenetics’ V.34-SDC, V.32bis series, and 326X V.34 modems stand out for their high-speed data transmission, compatibility, advanced error correction, and security features. These technologies make them excellent choices for both enterprise and networking applications where reliable communication is vital. Telenetics continues to innovate, delivering modem solutions that meet the evolving demands of the telecommunications landscape.