Chapter 8 - Modem Testing

8.1

Introduction

98

8.2

Local Analog Loopback Test/V.54 Loop 3

99

8.3

Digital Loopback Test/V.54 Loop 2 (Local/Manual)

100

8.4

Digital Loopback Test/V.54 Loop 2 (Remote/Automatic)

101

8.5

Back-to-Back Test

102

8.6

Synchronous Mode Testing

103

8.7

Local Analog Loopback Test (Synchronous Mode)

103

8.8

Digital Loopback Test (Local/Manual) (Synchronous Mode)

104

8.9

Digital Loopback Test (Remote/Automatic) (Synchronous Mode)

105

Chapter 9 - DIP-Switch Settings

9.1

Introduction

108

9.2

DIP-Switch Option Settings

109

9.3

Speaker Volume Control

114

9.4

Recording Option Configurations

115

Chapter 10 - Warranty, Service and Tech Support

10.1

Introduction

118

10.2

Limited Warranty

118

10.2.1

On-line Warranty Registration

118

10.3

Tech Support

119

10.3.1

Recording Modem Information

119

10.4

Service

119

10.5

The Multi-Tech BBS

120

10.5.2

Upgrading the MultiModem

121

10.5.3 Using FlashPro to Upgrade Modem Firmware

121

10.6

About Multi-Tech’s Internet Presence

121

10.7

About the Multi-TechFax-Back Service

121

10.8

About Ordering Accessories

122

Appendixes

Appendix A - Troubleshooting

124

Appendix B - ASCII Character Code/Hex/Decimal Conversion Chart

129

Appendix C - Dial Pulse and Tone-Dial Frequencies

130

Appendix D - Command Summary

131

Appendix E - DIP-Switch Summary

140

Appendix F - S-Register Summary

143

Appendix G - Result Code Summary

145

Appendix H - V.25bis Operation

147

Appendix I - MultiModemBL Cables

154

Appendix J - RS-232C Interface Specifications

156

Appendix K - Regulatory Information

160

Index

v

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Multi-Tech Systems BL-Series Modem Testing, DIP-Switch Settings, Warranty, Service and Tech Support, Appendixes, Index