USRobotics 3Com User's Manual
Contents
1. To uninstall the modem 1 2 3 4 5 6 7A Open the Control Panel and start the System applet When the System Properties tabbed dialog box appears click on the Device Manager tab Expand the Moden listing and click once to select the modem Click the Remove button then click OK to confirm that you want to remove modem Click the Close button to close the Device Manager Start the Add Remove Programs applet Click to select the PCI Dos Box Support listing then click the Add Remove button If prompted agree to restart the computer When the computer shuts down you may remove the modem card INSTALLING DRIVERS FOR WINDOws NT 4 0 To install the modem driver When Windows starts login using an account with Administrator privileges 2 Locate and run the SETUP EXE program for your modem 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 INSTALLING DRIVERS FOR WINDows 2000 To install the modem driver 1 When Windows starts login using an account with Administrator privileges After logging in the Found New Hardware Wizard will fin2. Defines escape code character 43 Defines carriage return character 13 Defines line feed character 10 Defines backspace character 8 Sets number of seconds modem waits before dialing 2 Sets number of seconds modem waits for a carrier 60 Comma delay time in seconds 2 Carrier recognition time in tenths of a second 6 Carrier Loss time in tenths of a second 7 Touch tone spacing mSec 70 Escape code time 1 50sec 50 Bit mapped Q Reset on DTR drop Reset non MNP buffer to 128 bytes Set backspace key to delete Do DSO on DTR Do DSO on reset Disable V 32bis ASL mode Disable Quick Retrains Disconnect on escape code Bit mapped Q Disable ARQ MNP for V 22 Disable ARQ MMP for V 22bis Disable ARQ MMP for V 32 and V 32bis Disable MNP Handshake Disable MNP level 4 Disable MNP level 3 Special MNP incompatibility Disable V 42 Disable Initial V 42 phase detection Bit mapped Q Touch tone test Use internal test pattern Test Timer sec Q Inactivity time out min Q Break length 1 100sec 10 ASCII Code for XON character 17 ASCII Code for XOFF character 19 DTR minimum pulse width 1 100sec 20 Bit mapped Q V21 mode Enable non trellis code V 32bis Disable V 32 Disable 2100 Enable V 23 Disable V 32bis Software Compatibility Mode Multimode training program 8 Eliminates the V 32 answer tones for faster connection 8 Default time 255 Disable all connections except V 32 9600
3. Zn 0 1 2 3 4 5 Reset and load configuration n AT command set help screen Note C K commands are not implemented will respond OK when these commands are encountered Ten phone numbers are stored in NVRAM Defaults are underlined Alps specific modifications to the commands are in italics Extended AT Command Set amp An 0 1 2 3 amp Bn amp Cn 0 1 amp Dn 0 1 2 3 amp Fn 0 1 2 amp Gn 0 1 2 amp Hn 0 1 2 3 amp In 0 1 2 3 4 5 amp Kn 0 1 2 3 amp Mn 0 4 5 amp Nn 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 amp Pn 0 1 amp Rn 1 2 amp Sn 0 1 amp Tn 0 1 3 4 5 6 7 8 amp Un 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 amp Wn 0 1 amp Yn 0 1 2 3 amp Zn s 0 1 2 3 amp Zn L 0 1 2 3 amp Zn 0 1 2 3 amp ZL amp Facsimile Commands FCLASS n 0 1 2 0 FTS n 0 255 FRS n 0 255 FTM n 3 24 48 72 73 74 96 97 98 121 122 145 146 FRM n 3 24 48 72 73 74 96 97 98 121 122 145 146 FTH n 3 24 48 72 73 74 96 97 98 121 122 145 146 FRH n 3 24 48 72 73 74 96 97 98 121 122 145 146 ARQ result codes Enable Unused Will respond OK but no action taken modem is always in amp B1 mode CD Override Data Terminal Ready signal Load factory setting Guard tone Transmit flow control Receive software flow control Data compression Error control DCE link rate Maximum DCE link rate when amp U is not set to 0 Make Break ratio R
4. metal that keeps dust from entering through the openings in the back of the computer Save the screw for step 6 3 Insert the modem connector edge first into the slot Push down gently until the modem fits firmly in the slot 4 Once the modem is inserted fasten it firmly into place using the screw that you removed in step 4 5 Replace the cover of the computer 6 Plug one end of your phone cord into the modem jack labeled land 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 the modem is not in use plug the telephone cord into the jack labeled FSS You cannot use the modem and a phone at the same time if they share the same telephone line Note This feature is not available on the European version of the 3Com U S Robotics Modem You cannot use the modem and a phone at the same time if they share the same telephone line 8 If your modem is a voice modem it came with a microphone Plug the microphone into the jack labeled F a You should also attach a set of powered speakers not included to the jack labeled 9 Plug the power cords cables and peripherals back into the computer and turn
5. 2bis Link Rates 4800 7200 9600 12000 14400 Additional Link Rates 300 1200 75 V 23 1200 2400 Fax Link Rates 2400 4800 7200 9600 12000 14400 VOICE PRODUCT FEATURES If your modem has voice capabilities the following information will apply Speakerphone With the addition of a microphone a set of external powered speakers and the appropriate software your new voice modem provides all the convenience of a full 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 A 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 the sound card via the 4 pin connector which is found on the modem card INSTALLING THE MODEM Before you unplug anything label the cords or make a sketch of how they are connected This can be helpful when you later reconnect the cords Caution To avoid the risk of electrical shock make sure your computer and all peripheral devices are turned off and unplugged 1 Remove the cover of the computer Refer to your computer manufacturer s manual if you need instructions 2 Remove the screw and slot cover from an empty expansion slot that matches your modem The slot cover is a long narrow piece of
6. 3Com U S Robotics 56K Modem User s Guide amp Reference This manual covers installation and operating instructions for 3Com U S Robotics Modems 3Com the 3Com logo and U S Robotics are registered trademarks of 3Com Corporation or its subsidiaries Windows is a registered trademark of Microsoft Corp Any other trademarks trade names or service marks used in this manual are the property of their respective owners Copyright 2000 3Com Corporation or its subsidiaries 3800 West Golf Road 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 equipment travel at speeds up to 31 2 Kops An analog phone line compatible with the V 90 standard and an Internet provider or corporate host site compatible with the V 90 standard are necessary for these high speed downloads See http www 3com com 56k for details PRODUCT DISCLAIMER This manual covers features that may or may not be present on your modem Please consult your computer manufacturer s documentation for a list of your modem s supported features For service and repair issues contact your computer system manufacture
7. Government Printing Office Washington DC 20402 In accordance with Part 15 of the FCC rules the user is cautioned that any changes or modifications to the equipment described in this manual that are not expressly approved by the manufacturer could void the user s authority to operate the equipment For Canadian Modem Users NOTICE The Industry Canada IC label identifies certified equipment This certification means the equipment meets 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 telecommunications company The equipment must also be installed using an acceptable method of connection In some cases the company s inside wiring associated with a single line individual service may be extended by means of a certified connector assembly telephone extension cord The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Currently telecommunication companies do not allow users to connect their equipment to jacks except in precise situations that are spelled out in tariffing arrangements with those companies Repairs to certified equipment
8. armful electromagnetic interference and 2 this device must accept any interference received including interference that may cause undesired operations Part 68 This equipment complies with FCC Rules Part 68 Located on the modem is the FCC Registration Number and Ringer Equivalence Number REN You must provide this information to the telephone company if requested The REN is used to determine the number of devices you may legally connect to your telephone line In most areas the sum of the REN of all devices connected to one line must not exceed five 5 0 You should contact your telephone company to determine the maximum REN for your calling area This equipment uses the following USOC jacks RJ 11C This equipment may not be used on coin service provided by the telephone company Connection to party lines is subject to state tariffs An FCC compliant telephone cord and modular plug may be provided with this equipment which is designed to connect to the telephone network or premises wiring using a Part 68 compliant compatible jack See installation instructions for details Caution to the User The user is cautioned that any changes or modifications not expressly approved 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 sta
9. bps V 21 V 23 Fallback timer 20 Reserved TAD Audio level adjust 128 Bit mapped 16 1 V 8 Call Indicate enable 2 Enable V 8 mode 4 Disable V FC modulation 8 6 S29 S30 S31 S32 Disable V 34 modulation Disable V 34bis modulation 32 Disable X2 64 Disable V 90 128 Reserved Bit mapped 0 1 Disable 2400 Symbol rate 2 Disable 2743 Symbol rate 4 Disable 2800 Symbol rate 8 6 Nn W uo Disable 3000 Symbol rate 1 Disable 3200 Symbol rate 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 6 Disable Non linear coding 32 Disable TX level deviation 64 Disable Pre emphasis 128 Disable Pre coding Set duration before forced on hook termination of a data connection when DTR is de asserted during an MNP connection 0 Bit mapped 0 1 Enable Distinctive Ring detection nN wo oo Nn K rar Note Defaults are underlined indicates that the S register is saved in NVRAM The volume of the ringing sound from the internal speaker used in DSVD mode will be stored in an S register Regulatory Information Manufacturer s Declaration of Conformity The manufacturer of this modem declares that the product conforms to the FCC s specifications Part 15 Operation is subject to the following two conditions 1 this device may not cause h
10. d a PCI Serial Port Click the Next button to continue 2 On the next dialog box select the Search for a suitable driver for my device recommended option then click the Next button to continue 3 Select Search for the best driver for your device Recommended then select Specify a location Click the Browse button and find the appropriate directory containing your modem driver Click the Next button to start 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 steps 2 5 Your modem and driver are now installed REMOVING THE MODEM FROM WINbDows 2000 To uninstall the modem Open the Control Panel and start the System applet Click the Hardware tab then click on the Device Manager button Click to expand the Modem listing then click to select the modem From the Action menu select Uninstall When prompted click OK to confirm that you want to remove the modem AON Technical Reference Typing Commands In terminal mode type commands in either upper or lower case not a combination Use the Backspace key to delete errors You cannot delete the ori
11. eceive hardware flow control DSR option Diagnostic test default is 5 DCE link rate minimum Write current configuration NVRAM templates Break handling Writes phone number string s to NVRAM at position n Writes Last executed dial string to NVRAM at position n Displays the phone number stored at position n Displays the last executed dial string Extended AT command help screen Class Identification and Control 0 Stop Transmission and Pause Wait For Silence Transmit Data with Carrier Receive Data with Carrier Transmit HDLC Data with Carrier Receive HDLC Data with Carrier Class 2 0 Facsimile commands are supported and are described in USR Document FAX20 DOC Speakerphone TAD Commands BDR n 0 1 2 3 4 5 48 CID n 0 1 2 CLS n 0 1 2 0 8 MDL MFR REV VBQ VBS n 2 3 4 VBT n 0 1 2 3 4 5 6 7 8 9 10 11 12 13 40 VCI VGR n 0 1 2 128 255 VGT n 0 1 2 128 255 VLS n 0 1 2 3 4 6 VRA n 0 1 2 70 255 VRN n 0 1 2 100 255 VRX VSD n 0 1 VSK n 0 1 2 3 255 VSM lt cmi gt lt vsr gt VSP n 0 1 2 55 255 VSR n 8000 VSS n 0 1 2 3 VTX Select Baud Rate new baud rate n 2400bps autobaud if 0 Enable Caller ID and Select Reporting Format Select Data 0 Fax 1 2 0 or Voice 8 Identify Model of Modem Sportster336FAXDSVDSPKR Identify Manufacturer of Modem USRobotics Identify Supervisor Code Revision Level of Mod
12. em Query Buffer Size Select ADPCM Voice Compression Factor Bits Per Sample Select Beep Tone Timer time n 100mS Identify Compression Method Select Voice Receive Gain speaker volume in speakerphone mode 0 mute Select Voice Transmit Gain microphone sensitivity in speakerphone mode 0 mute Voice Line Select Ringback Goes Away Timer originate time n 100mS Ringback Never Came Timer originate time n 100mS Voice Receive Enable Silence Deletion Voice Receive Buffer Skid Setting bytes of spare space after XOFF Select Compression Method and Sampling Rate CMI GSM 128 G 721 ADPCM 129 IMAADPCM 130 VSR IMAADPCM 8000 G 721 ADPCM 8000 GSM 8000 Silence Detection Period time n 100mS Select Sampling Rate IMAADPCM 8000 G 721 ADPCM 8000 GSM 8000 Silence Detection Tuner Voice Receive Voice Transmit Miscellaneous Commands lt Ctrl gt C lt Ctrl gt K lt Ctrl gt S lt AnyKey gt Re execute command Repeat execution of command Escape code hang up Help screen display cancel Help screen display cancel Help screen display stop restart Terminate Dial Answer or repeat mode S Registers SO S1 S2 S3 S4 S5 S6 S7 S8 S9 S10 S11 S12 S13 S15 S16 S18 S19 S21 S22 S23 S25 S27 S28 DRnokN 128 amp amp S amp amp Number of rings to answer on Q Counts number of rings Q
13. ginal AT command because it is stored in the modem buffer If a command has numeric options and you do not include a number zero is assumed For example if you type ATB the command ATBO is assumed Every command except A and A gt must begin with the AT prefix and be entered by pressing ENTER The maximum command length is 58 characters This does not include the AT prefix carriage returns or spaces All defaults are based on the amp F1 Hardware Flow Control template loaded in NVRAM when the modem is shipped AT Command Set A gt Bn 0 1 D 0 9 L R S W En 0 1 Fn 0 1 Hn 0 1 In 0 1 2 3 4 5 6 7 8 10 Ln 0 1 2 3 Mn 0 1 2 3 On 0 1 P T Qn 0 1 2 3 Sr n 0 1 Sr S Vn 0 1 Xn 0 1 2 3 4 5 6 7 Yn 0 1 2 3 4 Answer Repeat Last command forever ITU T US answer sequence Dial Echo Duplex On Off setting Offhook On Off control Inquiry 10 Modem type I DSP checksum I2 Company amp Product ID I3 Product Revision 14 Current Settings I5 Profile Settings I6 Connection Diagnostics I7 Configuration Profile I8 Blacklisting International only 110 Plug and Play information Speaker volume Note assumes default 2 medium Speaker control On line Pulse Tone dialing Quiet Set S Register n integer Query contents of S register S register help screen Verbal Numeric return result codes Result code options NVRAM template for power up
14. hich charges exceed local or long distance transmission charges Radio and Television Interference This equipment generates and uses radio frequency energy and if not installed and used properly in strict accordance with the manufacturer s instructions may cause interference to radio and television reception The modem has been tested and found to comply with the limits for a Class B computing device in accordance with the specifications in Part 15 of FCC rules which are designed to provide reasonable protection against such interference in a residential installation However there is no guarantee that interference will not occur ina particular installation If this device does cause interference to radio or television reception which you can determine by monitoring reception when the modem is installed and when it is removed from the computer try to correct the problem with one or more of the following measures Reorient the receiving antenna for televisions with antenna reception only or cable input device Relocate the computer with respect to the receiver Relocate the computer and or the receiver so that they are on separate branch circuits If necessary consult your dealer or an experienced radio television technician for additional suggestions You may find the following booklet prepared by the Federal Communications Commission helpful How to Identify and Resolve Radio TV Interference Problems Stock No 004 000 0345 4 U S
15. ndard entitled Digital Apparatus ICES 003 of Industry Canada UL Listing CUL Listing This information technology equipment is UL Listed and CUL Listed for use with UL Listed personal computers that have installation instructions detailing user installation of card cage accessories Connecting to the Telephone Company It is not necessary to notify the telephone company before installing the modem However the telephone company may request the telephone number s to which the modem is connected and the FCC information printed on this section Be sure that the telephone line you are connecting the modem to is a standard analog line and not a digital PBX party or coin telephone line If the modem is malfunctioning it may affect the telephone lines In this case disconnect the modem until the source of the difficulty is traced Fax Branding The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device including fax machines to send any message unless such message clearly contains in a margin at the top or bottom of each transmitted page or on the first page of the transmission the date and time it is sent an identification of the business or other entity or other individual sending the message and the telephone number of the sending machine or of such business other entity or individual 13 The telephone number provided may not be a 900 number or any other umber for w
16. nt to remove modem Click the Close button to close the Device Manager Start the Add Remove Programs applet Click to select the PCI Dos Box Support listing then click the Add Remove button If prompted agree to restart the computer When the computer shuts down you may remove the modem card 1 2 INSTALLING DRIVERS FOR WINDOWS MILLENNIUM EDITION ME To install the modem driver After Windows starts the Add New Hardware Wizard will find a PCI Serial Controller Click the Next button to continue On the next dialog box select the Specify the location of the driver Advanced option then click the Next button to continue Select Search for the best driver for your device Recommended then select Specify a location Click the Browse button and find the appropriate directory containing your driver for Windows Me if your CD_ROM is drive D enter d Click the Next button to start the search The Add New Hardware Wizard will display the driver that matches your modem Click the Next button to continue After the files are copied the modem driver is installed Click the Finish button to continue 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
17. on the computer 10 Start Windows 11 To install the modem driver for your version of Windows please go to the appropriate section INSTALLING DRIVERS FOR WINDOWS 98 SECOND EDITION To install the modem driver 1 2 After Windows starts the Add New Hardware Wizard will find a PCI Serial Controller Click the Next button to continue On the next dialog box make sure Search for the best driver for your device Recommended is checked Click the Next button to continue Check the appropriate selection for your driver software Insert the CD ROM or floppy disk into the appropriate drive and click the Next button to continue The Add New Hardware Wizard will display the driver that matches your modem Click the Next button to continue After the files are copied the modem driver is installed Click the Finish button to continue 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 NOoaRWN Open the Control Panel and start the System applet When the System Properties tabbed dialog box appears click on the Device Manager tab Expand the Modem listing and click once to select the modem Click the Remove button then click OK to confirm that you wa
18. r 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 TABLE OF CONTENTS Product Features 1 Voice Product Features 2 Installing 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 PRODUCT FEATURES Modulation Schemes ITU T V 90 ITU T V 34 ITU T V 32bis ITU T V 32 ITU T V 22bis ITU T V 22 ITU T V 23 Bell 212A ITU T V 21 Bell 103 Error Control and Data Compression Schemes ITU T V 42 MNP 2 4 ITU T V 42bis MNP 5 Embedded Control V 80 Fax Modulation Schemes ITU T Group 3 Fax ITU T V 17 ITU T V 29 ITU T V 27ter Fax Standards 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 3
19. should be coordinated by a representative designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment For your own protection make sure that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas CAUTION Do NOT attempt to make such connections yourself Instead contact the electric inspection authority or electrician as appropriate NOTICE The Ringer Equivalence Number REN assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Numbers of all the devices does not exceed 5 The Ringer Equivalence Number is located on the modem s circuit board For service and repair issues contact your computer system manufacturer 14 CE Compliance Electromagnetic Compatibility This device complies with the following standards in accordance with the European Directives 89 336 EEC Immunity EN 50082 1 06 92 Emission EN 55022 class B 08 87 Safety Low Voltage Directive This device complies with the following
20. 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 Telecommunications Network Voltage 15
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