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USRobotics
x2/56K, 33600
user manual
Models:
33600
x2/56K
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Troubleshooting
Install
Signals but fail to
Errors
Warranty
Connection problem
Send AT commands
Factory Settings
Safety
Electrical power
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36 Sportster Winmodem 33600 & x2/56K - User's manual
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Contents
User’s Manual
1997
Table of Contents
Appendix B Technical Specifications
Glossary Limited Warranty
Voice Functions
Appendix a Technical Reference
Introduction
How a Modem Works
How Does Your Sportster Winmodem 33600 & x2/56K∗ Work ?
Quickly
Other Features
Accurately
Efficiently
With Windows
Package Contents
Sportster Winmodem 33600 & x2/56K Installation
Installation
Plug and Play
Installation Procedure
Insert the Modem Into the Computer
Plug in the power plug and turn the computer on
Run the Modem’s Installation Program
If you choose Then try This COM port This IRQ
Running the Installation Program on a Windows 95 System
Installing the Communications Software
Page
Changing Country Setup under Windows
Page
Using the Modem
Installation Test
Factory Settings
Resetting the Modem to Factory Settings
Remarks on Using the Modem
Remember the Following Points When Using the Modem
Un-Installing the Modem
Page
Problems and Solutions
Troubleshooting
Symptom Solution
Send AT commands
Modem does not
Respond when,
Terminal mode, you
Tone when you try to
Using a certain
Errors
There is no audible
Connection problem
Modem
Connects itself
Correctly to
Transmission errors
A fax, errors alter
Intercontinental
Connections are
Before the Modems Connect
Signals but fail to
If your PC reacts as
Though you are
Online, but no call
Link.
During Data Transfers
If your screen displays random or garbage characters
During Fax Transmissions
If You Are Still Having Problems
Page
Voice Functions
Overview of Voice Functions
Application Settings
Speakerphone
Implementing Voice Functions
Voice Applications
Input/Output Source Selection
Page
Main AT commands
Appendix a Technical Reference
Basic Command Set
E0 Echo OFF E1 Modem displays keyboard commands
Ln Controls speaker volume internals only
Fn Sets online local echo of transmitted data ON/OFF
Hn Controls ON/OFF hook
Displays the following information
Xn Sets result code displayed. Default is
Vn Displays verbal/numeric result codes
Result Codes
Xn Setting
Functions
Advanced Command Set
Enables/disables data compression
Sets Error Control ARQ 1200 bps and higher
Sets Guard Tone
Sets Transmit DataTD flow control
Writes current configuration to Nvram templates
Sets pulse rotary dial make/break ratio
Sets Receive Data RD hardware flow control
Controls Data Set Ready DSR operations
Reg Default Function
Registers
Sets the number of seconds the modem
Page
Bit Value Result
Reg Default Function
Reg Default Function
Page
Bit
Bit 4 Bit Result
Value
128 Reserved
Page
Page
Sportster Winmodem X2/56K Specifications
Electrical power
CE Mark
Safety
Electromagnetic Compatibility
Page
Analog signals
Glossary
Asynchronous transmission
Baud rate
Bit
Bits
Bps
Buffer
Data mode
Digital signals
Error correction
Duplex
Fax mode
Fallback
Flow control
Local Echo
Protocol
Parity
Remote Echo
Terminal mode
Serial transmission
Synchronous transmission
Terminal
XON/XOFF
Page
Limited Warranty
Advised of the Possibility of Such Damages
Page
024.1388-00
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Contents