User guide

Loopback Tests ............................................................................................................................................... 60
Local Analog Loopback Test (V.54 Loop 3) ...............................................................................................61
Remote Digital Loopback Test (V.54 Loop 2) ............................................................................................62
Local Digital Loopback Test (V.54 Loop 2) ................................................................................................ 63
Windows 95/98 Troubleshooting ..................................................................................................................... 64
Determining Why USB Support Is Not Present ........................................................................................ 64
Installing Microsoft USB Support .............................................................................................................. 64
Chapter 7 - Upgrade Procedure
Introduction ..................................................................................................................................................... 66
Upgrade Overview .......................................................................................................................................... 66
Step 1: Identify the MT4X56USB Firmware ..............................................................................................66
Step 2: Identify the Current Firmware Version .......................................................................................... 66
Step 3: Download the Upgrade File .......................................................................................................... 67
Step 4: Extract the Upgrade Files ............................................................................................................. 67
Step 5: Clear Your Stored Paramenters ................................................................................................... 67
Step 6: Upgrade the Modem’s Firmware .................................................................................................. 68
Step 7: Restore Your Parameters ............................................................................................................. 68
Chapter 8 - Service, Warranty and Tech Support
Introduction ..................................................................................................................................................... 70
Software User License Agreement.................................................................................................................. 70
Limited Warranty ............................................................................................................................................. 71
On-line Warranty Registration................................................................................................................... 71
Tech Support ................................................................................................................................................... 71
Recording MT4X56USB Information......................................................................................................... 71
Contacting Tech Support via E-mail .......................................................................................................... 72
Service ............................................................................................................................................................ 72
Appendices
Appendix A - Regulatory Information ............................................................................................................... 74
Class B Statement .................................................................................................................................... 74
FCC Part 68 Telecom................................................................................................................................ 75
FAX Branding Statement .......................................................................................................................... 76
Canadian Limitations Notice: .................................................................................................................... 76
EMC, Safety and Terminal Directive Compliance ..................................................................................... 77
Commission Decision "CTR21" ................................................................................................................ 77
New Zealand Telecom Warning Notice ..................................................................................................... 77
Appendix B - V.90 Support .............................................................................................................................. 78
Introduction ............................................................................................................................................... 78
V.90 Troubleshooting ................................................................................................................................ 78
Glossary of Terms
Index