US Robotics Courier V.Everything Getting Started Manual page 5

How to Tell if x2 is Enabled in Your Modem................................ ........................... 10-2
Obtaining x2 ................................ ................................ ................................ ........... 10-2
How x2 Works................................ ................................ ................................ ......... 10-2
Controlling x2 ................................ ................................ ................................ ......... 10-3
Controlling Link Speeds with &N and &U ................................ .............................. 10-4
Controlling Link Speeds...................................................................................... 10-4
Limiting the Highest Possible Connect Speed ...................................................... 10-4
Limiting the Lowest Possible Connect Speed ....................................................... 10-5
Limiting a Range of Possible Connect Speeds . ..................................................... 10-5
&N and &U Command Values . ............................................................................ 10-6
Configuring the High Speed LED ................................ ................................ ............ 10-7
Troubleshooting x2 Client Connections................................ ................................ ... 10-8
Setting DTE Rate to 230 Kbps................................ ................................ ................. 10-9
New x2 Result Codes................................ ................................ ............................. 10-10
Appendix A Technical Information ........................................................................ A-1
Technical Specifications ................................ ................................ ........................... A-1
Standards Compatibility....................................................................................... A-1
Modulation........................................................................................................... A-1
Error Control, Data Compression, Testing, and Dialing ....................................... A-2
Fax Specifications................................................................................................ A-3
Additional Specifications...................................................................................... A-3
Serial Ports ................................ ................................ ................................ ............... A-5
The EIA-232 Interface................................ ................................ .............................. A-5
Wiring a DB-25 to DB-9 Cable............................................................................. A-6
Minimum Requirements........................................................................................ A-6
For Macintosh Computers ................................ ................................ ........................ A-7
Serial Ports (Macintosh Courier) . ......................................................................... A-8
Appendix B Warranty ............................................................................................. B-1
U.S. Robotics Access Corp. Limited Warranty................................ .......................... B-1
Terms of the Limited Warranty............................................................................. B-1
What Is NOT Covered By the Limited Warranty ................................ ...................... B-3
How To Access Your Warranty Services................................ ................................ ... B-4
Notices ................................ ................................ ................................ ..................... B-7
FCC Registration................................................................................................. B-7
IC (Industry Canada) . ........................................................................................... B-8
UL Listed Accessory............................................................................................. B-9