3 Com U.S. Robotics 3Com User’S Manual & Reference Download Page 3

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ABLE OF

ONTENTS

Product Features

Voice Product Features

Installing the Modem

Installing Modem Drivers for Windows 98 Second Edition

Installing Modem Drivers for Windows Millennium Edition (Me)

Installing Modem Drivers for Windows NT 4.0

Installing Modem Drivers for Windows 2000

Technical Reference

Regulatory Information

Summary of Contents for 3Com

Page 1: ...oad Rolling Meadows IL 60008 All Rights Reserved IMPORTANT In accordance with the ITU standard for 56K transmissions V 90 this modem is capable of 56 Kbps downloads However due to FCC rules which restrict power output of the service providers modems current download speeds are limited to 53 Kbps Actual speeds may vary depending on line conditions and other factors Uploads from users to server equi...

Page 2: ...st of your modem s supported features For service and repair issues contact your computer system manufacturer DOS BOX SUPPORT The DOS Box allows DOS based communications applications to work in a Windows environment DOS compatibility is accomplished with TurboCom ViP by Pacific CommWare Inc of Ashland Oregon TurboCom Copyright 1991 1996 Pacific CommWare Inc ...

Page 3: ...ing the Modem 3 Installing Modem Drivers for Windows 98 Second Edition 4 Installing Modem Drivers for Windows Millennium Edition Me 5 Installing Modem Drivers for Windows NT 4 0 6 Installing Modem Drivers for Windows 2000 7 Technical Reference 8 Regulatory Information 13 ...

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Page 5: ...tandards EIA 578 Class 1 FAX EIA 592 Class 2 0 FAX Front Channel Link Rates 28000 29333 30666 32000 33333 34666 36000 37333 38666 40000 41333 42666 44000 45333 46666 48000 49333 50666 52000 53333 54666 56000 57333 Back Channel Link Rates 4800 7200 9600 12000 14400 16800 19200 21600 24000 26400 28800 31200 V 34 Link Rates 4800 7200 9600 12000 14400 16800 19200 21600 24000 26400 28800 31200 33600 V ...

Page 6: ...l duplex speakerphone Unlike many half duplex speakerphones your modem allows you to converse normally without annoying echoes and distortion Simply plug the speakers into the jack on the modem identified with the and the microphone into the jack with the icon and you are ready to go For voice enabled modems that do not have audio connectors on the bracket you will have to connect your modem to th...

Page 7: ...ack labeled and the other end into your analog phone wall jack Caution The phone jack you use must be for an ANALOG phone line the line most commonly found in homes Most phones in office buildings are wired through digital lines Be sure you know what type of line you have The modem will be damaged if you use a digital phone line 7 If you want to use a telephone on the same line as the modem when t...

Page 8: ...ton to continue 6 If your modem supports voice features Windows will install the Wave Device for Voice Modem The Add New Hardware Wizard will appear again Click the Next button to continue and repeat steps 2 5 Your modem and driver are now installed REMOVING THE MODEM FROM WINDOWS 98 SECOND EDITION To uninstall the modem 1 Open the Control Panel and start the System applet 2 When the System Proper...

Page 9: ... the modem driver is installed Click the Finish button to continue 6 If your modem supports voice features Windows will install the Wave Device for Voice Modem The Add New Hardware Wizard will appear again Click the Next button to continue and repeat steps 2 5 Your modem and driver are now installed REMOVING THE MODEM FROM WINDOWS MILLENNIUM EDITION ME To uninstall the modem 1 Open the Control Pan...

Page 10: ... driver 3 When the program starts click the Install button After the files are copied the modem driver is installed REMOVING THE MODEM FROM WINDOWS NT 4 0 To uninstall the modem 1 Be sure you are logged into an account with Administrator privileges 2 Locate and run the SETUP EXE program for your modem driver 3 When the program starts click the Uninstall button When prompted restart your computer ...

Page 11: ...t the search 4 The Found New Hardware Wizard will display the driver that matches your modem Click the Next button to continue 5 After the files are copied the modem driver is installed Click the Finish button to continue 6 If your modem supports voice features Windows will install the Modem Audio Device The Found New Hardware Wizard will appear again Click the Next button to continue and repeat s...

Page 12: ...mplate loaded in NVRAM when the modem is shipped AT Command Set A Answer Repeat Last command forever Bn 0 1 ITU T US answer sequence D 0 9 L R S W Dial En 0 1 Echo Fn 0 1 Duplex On Off setting Hn 0 1 Offhook On Off control In 0 1 2 3 4 5 6 7 8 10 Inquiry I0 Modem type I1 DSP checksum I2 Company Product ID I3 Product Revision I4 Current Settings I5 Profile Settings I6 Connection Diagnostics I7 Conf...

Page 13: ...Break ratio Rn 1 2 Receive hardware flow control Sn 0 1 DSR option Tn 0 1 3 4 5 6 7 8 Diagnostic test default is 5 Un 0 1 2 3 4 5 6 7 8 DCE link rate minimum 9 10 11 12 13 14 15 16 Wn 0 1 Write current configuration NVRAM templates Yn 0 1 2 3 Break handling Zn s 0 1 2 3 Writes phone number string s to NVRAM at position n Zn L 0 1 2 3 Writes Last executed dial string to NVRAM at position n Zn 0 1 2...

Page 14: ...Voice Transmit Gain microphone sensitivity in speakerphone mode 0 mute VLS n 0 1 2 3 4 6 Voice Line Select VRA n 0 1 2 70 255 Ringback Goes Away Timer originate time n 100mS VRN n 0 1 2 100 255 Ringback Never Came Timer originate time n 100mS VRX Voice Receive VSD n 0 1 Enable Silence Deletion Voice Receive VSK n 0 1 2 3 255 Buffer Skid Setting bytes of spare space after XOFF VSM cmi vsr Select Co...

Page 15: ...t 32 Disable V 32bis ASL mode 64 Disable Quick Retrains 128 Disconnect on escape code S15 Bit mapped 0 1 Disable ARQ MNP for V 22 2 Disable ARQ MNP for V 22bis 4 Disable ARQ MNP for V 32 and V 32bis 8 Disable MNP Handshake 16 Disable MNP level 4 32 Disable MNP level 3 64 Special MNP incompatibility 128 Disable V 42 136 Disable Initial V 42 phase detection S16 Bit mapped 0 2 Touch tone test 4 Use i...

Page 16: ...te 32 Disable 3429 Symbol rate 64 Reserved 128 Disable Shaping S34 Bit mapped 0 1 Disable 8S 2D trellis encoding 2 Disable 16S 4D trellis encoding 4 Disable 32S 2D trellis encoding 8 Disable 64S 4D trellis encoding 16 Disable Non linear coding 32 Disable TX level deviation 64 Disable Pre emphasis 128 Disable Pre coding S38 Set duration before forced on hook termination of a data connection when DT...

Page 17: ...roved by the party responsible for compliance could void the user s authority to operate the equipment IC Canada This digital apparatus does not exceed the Class B limits for radio noise emissions from digital apparatus set out in the interference causing equipment standard entitled Digital Apparatus ICES 003 of Industry Canada UL Listing CUL Listing This information technology equipment is UL Lis...

Page 18: ...ets certain telecommunications network protective operational and safety requirements as prescribed in the appropriate Terminal Equipment Technical Requirements document s The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is permissible to be connected to the facilities of the local telecommunication...

Page 19: ...w Voltage Directive This device complies with the following standards in accordance with European Directives 91 263 EEC and 72 23 EEC EN 60950 A2 10 93 EN 41003 08 93 The ports on this modem have the following safety status Telephone line connector TNV 2 All other ports SELV These definitions are classified as per safety standard EN 60950 A4 3 97 SELV Safety Extra Low Voltage TNV 2 Telecommunicati...

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