Contents
Chapter 1 - Introduction and Description ......................................................................... 5
1.1
Introduction ...................................................................................................................................... 6
1.2
How To Use This Manual ................................................................................................................. 6
1.3
Modem Features ............................................................................................................................. 7
1.3.1
MT2834BA/BL Series Features ............................................................................................... 8
1.4
Fax Features ................................................................................................................................... 8
1.5
Technical Specifications .................................................................................................................. 9
1.6
Power .............................................................................................................................................. 10
1.7
Modem LED Indicators .................................................................................................................... 11
1.8
Controls on PC Board ..................................................................................................................... 12
Chapter 2 - Installation and Connection ......................................................................... 13
2.1
What Is in Your Modem Package? .................................................................................................. 14
2.2
Installation ....................................................................................................................................... 14
2.2.1
Safety Warnings ........................................................................................................................ 14
2.2.2
Installation Procedure ............................................................................................................... 14
2.3
Installing PhoneTools, the Data Communications Software ............................................................ 16
2.4
Is Your Modem Ready for Use? ...................................................................................................... 16
Chapter 3 - Software Configuration and Modem Basics .............................................. 17
3.1
Introduction ...................................................................................................................................... 18
3.2
Configuring Your Software ............................................................................................................... 18
3.2.1
ConfiguringSoftware for Your Modem ....................................................................................... 18
3.3
PC Initialization Strings ................................................................................................................... 18
3.3.1
Changing Default Parameters ................................................................................................... 19
3.3.2
Other Parameters ..................................................................................................................... 19
3.4
Configuring Software for Your Computer ......................................................................................... 19
3.5
Modem Basics ................................................................................................................................. 20
3.5.1
Simple Operations .................................................................................................................... 20
3.6
The Answer/Originate - Voice/Data Toggle Switch .......................................................................... 20
Chapter 4 - Manual Dial and Automatic Answer ............................................................ 21
4.1
Introduction ...................................................................................................................................... 22
4.2
Dialing/On-Line/Answering .............................................................................................................. 22
4.3
Automatic Leased Line Restoral Operation ..................................................................................... 23
4.4
Manual Dial Backup Call Termination .............................................................................................. 23
4.5
Dial Backup and Leased Line Restoral ........................................................................................... 23
4.6
Dial-Up Operation ............................................................................................................................ 24
4.7
Manual Call Origination ................................................................................................................... 24
4.8
Automatic Answering ....................................................................................................................... 25
4.9
Manual Answering ........................................................................................................................... 25
4.10
Handshaking Details ....................................................................................................................... 26
4.11
Call Termination ............................................................................................................................... 26
Chapter 5 - Command Mode ............................................................................................ 27
5.1
Introduction ...................................................................................................................................... 28
5.1.1
AT Command Editing ................................................................................................................ 28
5.1.2
Functional Modes ...................................................................................................................... 28
5.2
Summary of AT Commands ............................................................................................................ 29
5.3
Result Codes ................................................................................................................................... 32
5.4
Dialing Commands .......................................................................................................................... 33
