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Chapter 5 - S-Registers.................................................................................................... 49
5.1 Introduction...................................................................................................................................... 50
5.2 Reading and Assigning S-Register Values ......................................................................................55
5.2.1 Examples of Assigning Values .................................................................................................. 56
5.2.2 Examples of Reading Values .................................................................................................... 56
5.3 AT Command and S-Register Summary ......................................................................................... 56
Chapter 6 - Callback Security and
Remote Configuration...................................................................................................... 57
6.1 Introduction...................................................................................................................................... 58
6.2 Callback Feature Description .......................................................................................................... 58
6.3 Remote Configuration Description................................................................................................... 58
6.3.1 Initial Setup Procedures for Callback and Remote Configuration. ............................................ 58
6.3.2 Remote Configuration Procedures ............................................................................................61
6.4 Remote Configuration and Callback Security AT Commands ......................................................... 62
6.5 Remote Configuration/Callback Security S-Registers ..................................................................... 63
Chapter 7 - DIP-Switch Settings...................................................................................... 65
7.1 Introduction...................................................................................................................................... 66
7.2 DIP-Switch Option Settings ............................................................................................................. 66
7.3 Speaker Volume Control ................................................................................................................. 71
7.4 Recording Option Configurations .................................................................................................... 72
Chapter 8 - Warranty, Service and Tech Support .......................................................... 74
8.1 Introduction...................................................................................................................................... 75
8.2 Multi-Tech Systems, Inc. Warranty & Repairs Policies.................................................................... 75
8.3 Online Warranty Registration .......................................................................................................... 76
8.4 Replacement Parts .......................................................................................................................... 77
8.5 Technical Support ............................................................................................................................ 77
8.6 Internet Sites ................................................................................................................................... 77
Appendixes ....................................................................................................................... 78
Appendix A -- Upgrading Your Modem’s Firmware....................................................................................... 79
Appendix B - Troubleshooting ...................................................................................................................... 82
Apendix C - AT Command Summary ........................................................................................................... 87
Appendix D - V.25bis Operation ................................................................................................................... 96
Appendix E - MultiModemBA Cables ........................................................................................................... 102
Appendix F - Regulatory Information............................................................................................................ 103
Index .................................................................................106