Multi-Tech Systems
MT4X56USB
manual
Troubleshooting
Specifications
Install
Tn Inactivity Timer
None of the Indicators Light
Warranty
Store Current Configuration
Modem Reset
Enter Setup Password
AT Command Summary
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MultiModemUSB User Guide
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MT4X56USB
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Contents
MultiModemUSB Model MT4X56USB
User Guide
Patents
User Guide
Record of Revisions
Trademarks
Contents
Glossary of Terms Index
Introduction and Description
MultiModemUSB User Guide
Features
Introduction
Preview of this Guide
Technical Specifications
Installation
Introduction and Description
Related Documentation
Hub
Front Panel
Modem Ports Ports 1, 2, 3,
System
USB Type B Downstream Connector
RJ-ll Modem Connector
USB Type a Upstream Connector
Power Connector
Installation
Safety Warning Telecom
Unpacking
Installation
Cabling your MT4X56USB
MT4X56USB
Software Loading and Configuration
MT4X56USB Drivers for Windows
System USB Support
Loading your Driver Software
Software Loading and Configuration
Uninstalling MultiModemUSB in Windows
MT4X56USB Drivers for Windows
Uninstalling MultiModemUSB in Windows
MultiModemUSB Drivers Install dialog box displays Click Next
MT4X56USB Drivers for Windows NT
Add/Remove
Uninstalling MultiModemUSB in Windows NT
Select Add/Remove Programs
MT4X56USB Drivers for Windows
Click Finish
Software Loading and Configuration
Select Add/Remove Hardware
Installing Your V.90 Modems
Click Start Settings Control Panel Modems
Read Carefully
Software Loading and Configuration
MT4X56USB
Installing Your V.90 Modems Windows
Click Start Settings Control Panel Phone and Modems option
MT4X56USB
Software Loading and Configuration
Windows 95/98 Configuration Utility
MT4X56USB
Windows NT 4.0/2000 Configuration Utility
MT4X56USB
MT4X56USB
AT Commands, S-Registers and Result Codes
Repeat Last Command
AT Command Summary
Command Enter Key
Answer
AT Commands, S-Registers and Result Codes
Information Request
Return Online to Data Mode
Result Codes Enable/Disable
Modulation Handshake
Tone Dialing
Modem Reset
Load Factory Settings
Result Code Format
Test Commands
Communications Mode
Asynchronous Communications Mode
Display Current Settings
Command &Zy=x Store Dialing Command
Store Current Configuration
Select Stored Configuration for Hard Reset
\An Select Maximum MNP Block Size
\Kn Break Control
\Nn Error Correction Mode Selection
\Tn Inactivity Timer
\Qn Flow Control Selection
Enter Setup Password
Command %DCn AT Command Control
Command %En Fallback and Fall Forward Control
Command #S=x Store Setup Password
Command +++ATCR Escape Sequence
Command %%%ATCRRemote Configuration Escape Sequence
Register Unit Range Default Description
Registers
S38
Upstream data rates
Result Codes
Terse Verbose Description
For more information on scripting, click the Help button
Remote Configuration
Changing the Setup Password
Remote Configuration Procedure
Setup
Changing the Remote Escape Character
Remote Configuration Commands
Remote Configuration and Management
MT4X56USB
Troubleshooting
Modem Dials But Cannot Connect
None of the Indicators Light
Modem Does Not Respond to Commands
Troubleshooting
Modem Disconnects While Online
Modem Doesn’t Work with Caller ID
Modem Cannot Connect When Answering
Loopback Tests
Fax and Data Software Can’t Run at the Same Time
Test procedure
Local Analog Loopback Test V.54 Loop
Remote Digital Loopback Test V.54 Loop
Remote digital loopback test
Local Digital Loopback Test V.54 Loop
Local digital loopback test
Installing Microsoft USB Support
Windows 95/98 Troubleshooting
Determining Why USB Support Is Not Present
Double-click the Universal Serial Bus Controller icon
Upgrade Procedure
Identify the Current Firmware Version
Upgrade Overview
Identify the MT4X56USB Firmware
Multi-Tech Web Site
Upgrade Procedure
Download the Upgrade File
Extract the Upgrade Files
Clear Your Stored Paramenters
Upgrade the Modem’s Firmware
Restore Your Parameters
Service, Warranty and Tech Support
Software User License Agreement
Service, Warranty and Tech Support
Limited Warranty
On-line Warranty Registration
Tech Support
Service
Contacting Tech Support via E-mail
Appendices
FCC Part
Appendix a Regulatory Information
Class B Statement
Industry Canada
FCC Part 68 Telecom
Appendices
FAX Branding Statement
Canadian Limitations Notice
New Zealand Telecom Warning Notice
EMC, Safety and Terminal Directive Compliance
Commission Decision CTR21
International Modem Restrictions
Introduction
Troubleshooting
Appendix B V.90 Support
Glossary of Terms
MT4X56USB
Glossary
MT4X56USB
Glossary
MT4X56USB
Glossary
MT4X56USB
Glossary
MT4X56USB
Glossary
MT4X56USB
Glossary
MT4X56USB
Index
Index
Configuration
MT4X56USB
Software user license agreement Speed
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