3Com PC Card manual Diagnostics

Page 4

Removing Card Software 19

Troubleshooting 20

4 W INDOWS NT

Installing the Network Interface	21
Installing the Modem Interface	22
Uninstalling the Card 23
Troubleshooting 23

5U SING THE MODEM

Hints for Good Connections				25
Software Settings		25
Setup for Communications Applications					25
Making a Call with HyperTerminal 26
Making Calls from a Hotel or Business PBX					26
Additional Modem Features				27
Redialing	27
Dialing Stored Numbers				27
Call Progress Detection				27
Fax Support		27
AT Commands		28
Entering AT Commands 28
S Registers	32
Common Registers			33
Analog Modem Registers				46
Modem Troubleshooting			52

6D IAGNOSTICS

LAN Diagnostics 55

Modem Diagnostics 55

DELL TECHNICAL SUPPORT

WARRANTY AND REGULATORY INFORMATION

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Contents 3Com 10/100 LAN+56K 3Com Corporation Bayfront PlazaSanta Clara, California 95052-8145Contents Diagnostics LAN+Modem Card IdentifyingPorts Inserting Inserting the LAN+Modem CardNetwork Connecting to aCable appropriate for a network connection at your site LED Description Steady OffConnecting the Modem Adapter to the Telephone Line Telephone LineDisconnecting CablesWindows Installing the Network InterfaceAdding Network Software Components Type of Network Component Manufacturer Option to SelectInstalling the Modem Conﬁrming InstallationInstallation Testing the ModemTroubleshooting Symptom SolutionUpdating LAN Drivers DriversUpdating Modem Drivers Page Windows Adding Network Software Components CD-ROM Testing the Modem Uninstalling the Card Windows 95/98 Installation disk Windows NT Windows NT Menu Page Software Settings Setup forHints for Good ConnectionsUsing the Modem Additional Modem Features Redialing Dialing Stored NumbersAT Commands Entering AT CommandsAnswer Mode Dial NumberHook Switch Control Echo CommandsInterrogate Modem Status Verbose mode HandshakingReturn to On-Line State Return Result CodesResult Code Set/Call Progress Connection Result CodesRecall User Conﬁguration Registers Common Registers S10S11 S12S14 S16S18 S19S20 Bit value DTE SpeedUsing the Modem S23 = 1. Storable Registers Using the Modem S34 S33S35 = Disconnect S39 S38S41 Discard all buffered data immediately S49 Analog Modem Registers S52Registers Using the Modem Registers S72 S71S73 First 8 bits. Nonstorable. Default is Modem Troubleshooting COM Port ConflictModem Troubleshooting Page Diagnostics LAN DiagnosticsPage Internet Site FTP Site Bulletin Board SystemPage Warranty and Regulatory Information FCC Declaration Canadian Notice