Robotics Sportster Flash x2 Operations Instructions

This manual covers installation and operating instructions for the following U.S. Robotics modems:• Sportster 56K* faxmodem for Macintosh computersSpo

Software and RegistrationSoftware and Registration11MacComCenterMacComCenter™™SoftwareSoftwareMacComCenter, a software applicationdesigned by Smith Mi

12RegistrationRegistrationWe recommend you fill out the enclosedregistration card and send it back to us.Registering your modem allows you toautomatic

U.S. Robotics Online for MacU.S. Robotics Online for Mac™™ Users Users13Downloading Enhanced GraphicsDownloading Enhanced GraphicsSoftwareSoftwareU.S.

142. Double-click on the newTeleFinder/User 4.0 icon.3. Enter your name and choose apassword. Next, select Modem from thesame screen. You will now be

15World Wide WebA U.S. Robotics Home Page containingmuch of the same information as theInternet on Demand listing as well asinformation about U.S. Rob

16Fax and Technical Support HotlineTechnical questions about U.S. Roboticsmodems can also be answered via fax or bylive technical support representati

TroubleshootingTroubleshooting17Before the modems connect…Before the modems connect…If your modem doesn't respond toIf your modem doesn't re

18If both modems exchange carrierIf both modems exchange carriersignals but fail to establish asignals but fail to establish acommunications link,comm

19• Make sure that your software andmodem are set to the same flow controlsetting and to a fixed serial port rate (itshould not be 14,400 or 28,800).•

20Are you still havingAre you still havingproblems?problems?• Review this manual.• Call or visit your modem dealer. Theywill be able to give you assis

Table of ContentsTable of ContentsU.S. Robotics: The Intelligent Choice in Information Access™ 1Welcome to x2™ Information Access 3Features 5Installat

21Internet FTP: ftp.usr.com

22If you must return the modemIf you must return the modemto us...to us...• Call U.S. Robotics Customer Support.When you call, please have your modems

GlossaryGlossary23Cross references are printed in boldface.Cross references with items in theCommand Summary chapter are printed initalics.Analog Loop

24ASCIIASCIIAmerican Standard Code for InformationInterchange. A 7-bit binary code (0s, 1s)used to represent letters, numbers, andspecial characters

25Bits Per Second (BPS)Bits Per Second (BPS)The bits (binary digits) per second rate.Thousands of bits per second are expressedas kilobits per second

26Class 1 and 2.0Class 1 and 2.0International standards used betweenfacsimile application programs and facsimilemodems for sending and receiving faxes

27devices, and operational until changed bythe user or software.Detect PhaseDetect PhaseIn the ITU-T V.42 error-control protocol,the first stage in es

28error detection (CRC) and retransmissionof flawed frames (ARQ).FacsimileFacsimileA method for transmitting the image on apage from one point to anot

29HzHzHertz, a frequency measurement unit usedinternationally to indicate one cycle persecond.ITU-TITU-TAn international organization that definesstan

30MNPMNPMicrocom Networking Protocol, an error-control protocol developed by Microcom,Inc., and now in the public domain. Thereare several different

U.S. Robotics:U.S. Robotics:The Intelligent Choice in Information AccessThe Intelligent Choice in Information Access 1Congratulations! You

31ParityParityA simple error-detection method that checksthe validity of a transmitted character.Character checking has been surpassed bymore reliable

32Serial TransmissionSerial TransmissionThe consecutive flow of data in a singlechannel. Compare to parallel transmissionswhere data flows simultaneou

33V.22V.22A ITU-T standard for modemcommunications at 1200 bps, compatiblewith the Bell 212A standard observed in theU.S. and Canada.V.22 bisV.22 bisA

34V.42V.42A ITU-T standard for modemcommunications that defines a two-stageprocess of detection and negotiation forLAPM error control.V.42 bisV.42 bis

35Technical Quick ReferenceThe Quick Reference appendix includes information about:• Front Panel Lights• Command Summary• S-Registers

36Front Panel LightsFront Panel LightsSymbol Meaning StatusAA ... Auto Answer...Answer mode: ON when register S0 is set to 1

37Command SummaryCommand Summary• Type commands in either upper or lower case, not a combination. Use the Backspace key to delete errors.(You cannot d

38Command SetCommand Set$ Use in conjunction with D, S, or &commands (or just AT) to display abasic command list; online help.A Manual Answer: goe

39Dn (continued)! (Exclamation point)Flashes the switch hook./ Delays for 125 msec. beforeproceeding with dial string.W Wait for second dial tone(X2 o

40Ln Controls speaker volume(internals only).L0 Low volumeL1 Low volumeL2 Medium volumeL3 High volumeMn Operates speaker.M0 Speaker always OFFM1 Speak

Welcome to x2Welcome to x2 Information Access Information Access3The latest breakthrough inThe latest breakthrough inonline communicationsonline com

41Xn Sets result code displayed. Default is X4.Xn SettingResult Codes X0 X1 X2 X3 X40/OK • • • • •1/CONNECT • • • • •2/RING • • • • •3/NO CARRIER • •

42Xn Setting (cont.)Result Codes X0 X1 X2 X3 X4155/CONNECT 33600 • • • • •180/CONNECT 33333 • • • • •184/CONNECT 37333 • • • • •188/CONNECT 41333 • •

43Yn Selects power-on/reset defaultconfiguration.Y0 Default is profile 0 settingin NVRAMY1 Default is profile 1 settingin NVRAMY2 Generic Template (&a

44&Dn Controls Data Terminal Ready(DTR) operations.&D0 DTR override&D1 DTR toggle causes onlineCommand mode&D2 Normal DTR operations&a

45&In Sets Receive Data (RD) softwareflow control (see also &Rn).&I0 Software flow control disabled&I1 XON/XOFF signals to your modema

46&Nn Sets connect speed. If connectioncannot be established at thisspeed, the modem will hang up.Sets ceiling connect speed if &Unis greater

47&Sn Controls Data Set Ready (DSR)operations.&S0 DSR override; always ON&S1 Modem controls DSR&Tn Begins test modes.&T0 Ends test

48&Un (cont.)&U22 45,333 bps&U23 46,666 bps&U24 48,000 bps&U25 49,333 bps&U26 50,666 bps&U27 52,000 bps&U28 53,333 bps

49S-RegistersS-RegistersTo change a setting, use the ATSr=n command, where r is the register and n is a decimal value from 0−255 (unless otherwise ind

50Register Default FunctionS9 6 Sets the required duration, in tenths of a second, of the remote modem’s carrier signalbefore recognition by the Spor

4Taking advantage of theTaking advantage of themodern telephone networkmodern telephone networkx2 technology uses the increasingly digitaltelephone ne

51Register Default FunctionS13 0 Bit-mapped register. Select the bit(s) you want on and set S13 to the total of the values inthe Value column. For

52Register Default FunctionS14 0 Reserved.S15 0 Bit-mapped register setup. To set the register, see instructions for S13.Bit Value Result0 1 Disable

53Register Default FunctionS18 0 Test timer for &T loopback testing. Sets the time in seconds of testing before the modemautomatically times ou

54Register Default FunctionS27 0 Bit-mapped register setup. To set the register, see instructions for S13.Bit Value Result0 1 Enables ITU-T V.21 mod

55Register Default FunctionS29 20 Sets the duration, in tenths of a second, of the V.21 answer mode fallback timer.S30 0 ReservedS31 128 ReservedS32

56Register Default FunctionS33 0 V.34 and v.34+ connection setup bit-mapped control flags (default=0). To set registers, seethe instructions for S13

57Register Default FunctionS35-S37 ReservedS38 0 Sets an optional delay, in seconds, before a forced hang-up and clearing of the Transmitbuffer when

59Regulatory InformationRegulatory InformationManufacturer’s Declaration of ConformityManufacturer’s Declaration of ConformityU.S. Robotics7770 North

60(Manufacturer’s Declaration of Conformity, continued)See the bottom of your modem or your modem board for the FCC 68 number ofyour modem.IC (Canada)

61Cable RequirementsCable RequirementsThe connection from the modem to the computer must be made with a highquality, shielded cable to ensure complian

FeaturesFeatures5Data CommunicationsData CommunicationsYour new modem will transmit at speeds upto 33.6Kbps. And with x2 technology, youcan download a

62Fax BrandingFax BrandingThe Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use acomputer or other electronic device,

63Radio and Television InterferenceRadio and Television InterferenceThis equipment generates and uses radio frequency energy and if not installed andu

64If necessary, consult your dealer or an experienced radio/television technician foradditional suggestions. You may find the following booklet, prep

65an acceptable method of connection. In some cases, the company’s inside wiring associatedwith a single-line, individual service may be extended by

66subject only to the requirement that the sum of the Ringer Equivalence Numbers of all thedevices does not exceed 5.”REN: _______________WARRANTY AND

67dégradation du service dans certaines situations. Actuellement, les entreprises detélécommunication ne permettent pas que l'on raccorde leur ma

68REN: ____________Centre de guarantie et de service après-vente:(adresse et numéro de téléphone.)

69Limited WarrantyU.S. Robotics Access Corp. warrants to the original end-user purchaser that this product willbe free from defects in materials and w

70This limited warranty gives you specific legal rights. You may have others, which vary fromstate to state. Some states do not allow limitations on d

InstallationInstallation7Getting StartedGetting StartedBefore you begin, make sure that thefollowing items are at hand:1. This package: modem, RJ11 (s

83. Connect the power adapter to your modemand plug it into the wall.4. Plug one end of the phone cord into thetelephone jack of the modem (labele

9The Serial InterfaceThe Serial InterfaceMacintosh computers require an 8-pinmini-DIN hardware handshaking cable forhigh-speed communications. This c