Motorola and V.32bis Guide de l'utilisateur

RD TR RI/OHTD CD RC/NC326012Motorola326X V.34, V.34-SDC, and V.32bis Series Modem User’s Guide34

xContents (continued)

5-8 Using the AT Automatic Calling InterfaceUsing theAT ACUIf ATD is issued while the modem is in escape mode or remote configuration, the modem respo

Using the AT Automatic Calling Interface 5-9Using theAT ACUAT*RD, Redial Last NumberYou may redial a failed call n times using the AT*RD command. The

5-10 Using the AT Automatic Calling InterfaceUsing theAT ACUDisplay S-Register Value (AT?)This command displays the contents of the “selected” S-Regis

Using the AT Automatic Calling Interface 5-11Using theAT ACUS-Register 1—Ring CountThis S-Register counts the number of rings in an incoming telephone

5-12 Using the AT Automatic Calling InterfaceUsing theAT ACUS-Register 5—Backspace CharacterThis S-Register determines the decimal value of the backsp

Using the AT Automatic Calling Interface 5-13Using theAT ACUS-Register 8—Pause Time for Pause Delay Dial ModifiersThis S-Register determines how many

5-14 Using the AT Automatic Calling InterfaceUsing theAT ACUS-Register 11—DTMF Tone DurationS-Register 11 defines the duration/spacing of tones (in mi

Using the AT Automatic Calling Interface 5-15Using theAT ACUS-Register 25—Delay Before Looking for DTRWhen DTR Delay=S25 (AT*DT), and AT Form=Sync Dat

5-16 Using the AT Automatic Calling InterfaceUsing theAT ACUS-Register 38—Disconnect Buffer DelayS-Register 38 determines how long the modem processes

Using the AT Automatic Calling Interface 5-17Using theAT ACUS-Register 97—Break Signal Duration Stored in Nonvolatile Memory?: YesStatus-Only?: NoDefa

xiUsing the Documentation SetOverviewThe 326X product documentation set includes the 326X V.34 Series Modem Refer-ence Card (T0009-01).Optionally, wi

S-Register 98—AC DetectThis S-Register applies to V.32bis and V.34 operating modes. It enables and disables AC Tone Protect, which is part of the mode

Troubleshooting Guide 6-1TroubleshootingChapter 6Troubleshooting GuideContentsIntroduction ...

6-2 Troubleshooting GuideTroubleshootingIntroductionMost problems encountered when installing and using the modem can be corrected if you carefully re

Troubleshooting Guide 6-3Troubleshooting326X Series Modem Troubleshooting GuideProblem Diagnosis/Test Possible SolutionDuring installation:Modem won’t

6-4 Troubleshooting GuideTroubleshootingCheck the modem’s line setting (AT&L).Ensure Line=Dial (AT&L0).Check that the TR LED on modem’s front

Troubleshooting Guide 6-5TroubleshootingCannot hear connec-tion through the speaker (stand-alone units)Check Speaker (ATM) option. If the speaker is n

6-6 Troubleshooting GuideTroubleshootingData is garbled or lost Check the modem’s flow control settings.• Ensure that the DTE's flow control is t

Troubleshooting Guide 6-7TroubleshootingCALL TERMINA-TIONModem takes too long to disconnectCheck to see if remote modem supports PSTN cleardown.If rem

6-8 Troubleshooting GuideTroubleshootingCheck whether modem is set for Flow=Tx Clk (AT*FL5).If your DTE cannot handle Tx clock stopping, set Flow=Off

Troubleshooting Guide 6-9TroubleshootingIf operating the 326X Series Modem on a leased line, and you experience this type of problem...Modem won’t con

xiiUsing the Documentation Set (continued)Documentation Target Audience The documentation set assumes that you are familiar with the basic concepts of

6-10 Troubleshooting GuideTroubleshooting326X Series Modem Diagnostic TestsThe modem supports loopback, busy out, and retrain tests to assist you in i

Troubleshooting Guide 6-11TroubleshootingInitiating and Terminating Tests from the Modem’s Front PanelTo initiate a test from the modem’s front panel:

Configuration Quick Reference A-1ConfigurationQuick-ReferenceAppendix AConfiguration Quick ReferenceContentsConfiguration Quick-Reference—Menu Trees

A-2 Configuration Quick ReferenceConfigurationQuick-ReferenceConfiguration Quick-Reference—Menu TreesThis appendix contains information useful for con

Configuration Quick Reference A-3ConfigurationQuick-ReferenceFigure A-1. The 326X Series Modem Menu Structure - Part 1 of 4KEY Country Specific Option

A-4 Configuration Quick ReferenceConfigurationQuick-ReferenceFigure A-2. The 326X Series Modem Menu Structure - Part 2 of 4KEY Country Specific Option

Configuration Quick Reference A-5ConfigurationQuick-ReferenceFigure A-3. The 326X Series Modem Menu Structure - Part 3 of 4DTE Rate=Auto (1) Speed Con

A-6 Configuration Quick ReferenceConfigurationQuick-ReferenceFigure A-4. The 326X Series Modem Menu Structure - Part 4 of 4KEY Country Specific Option

Configuration Quick Reference A-7ConfigurationQuick-ReferenceTable A-1. AT Commands, Cross-Referenced to Front Panel Options AT CommandParameter &

xiiiUsing the Documentation Set (continued)326X V.34 Series Modem User’s Guide (T0009)This User’s Guide provides the information needed to install, c

A-8 Configuration Quick ReferenceConfigurationQuick-ReferenceATI n — Display Software Information (n= 0, 1, 2, 9)0=displays 9601=displays 0002=display

Configuration Quick Reference A-9ConfigurationQuick-ReferenceATX 2 =2 The modem waits for dial tone and uses only NO CARRIER, CONNECT, CONNECT <Rat

A-10 Configuration Quick ReferenceConfigurationQuick-ReferenceAT&D2 =Discon The modem hangs up and enters command mode when an on-to-off DTR trans

Configuration Quick Reference A-11ConfigurationQuick-ReferenceAT&I3 Modem ID# 1 Product codeAT&I4 Modem ID# 1 Network control address (optiona

A-12 Configuration Quick ReferenceConfigurationQuick-ReferenceCTS CTS ControlDetermines how the modem sets the CTS signal. The modem signals the DTE w

Configuration Quick Reference A-13ConfigurationQuick-ReferenceAT&W2 =2 Save changes to Option Set 2.AT&W3 =3 Save changes to Option Set 3.AT&a

A-14 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*AP1 =On The modem monitors telephone line signal quality and negotiates the highest p

Configuration Quick Reference A-15ConfigurationQuick-ReferenceAT*AS1 =Always A dial call is always answered. As soon as the dial call is answered, the

A-16 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*CM0Con Msg=DTE RateConnect MessageSelecting DTE Rate results in the current DTE rate

Configuration Quick Reference A-17ConfigurationQuick-ReferenceAT*DB3 =S38 This setting allows the timer to start immediately upon detection of a disco

xivUsing the Documentation Set (continued)326X Series Modem Reference Guide (09925)Available as an optional order item, the 326X Series Modem Referenc

A-18 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*DE23 =48.0 The DTE port is configured for 48,000 bps. Available with SDC feature only

Configuration Quick Reference A-19ConfigurationQuick-ReferenceAT*DL2 =60 60-ms delay before the modem sends CTS to the DTE after receiving RTS from th

A-20 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*FC2 =Lvl2 Lvl2 applies to V.32 (coded or uncoded)/V.32bis modulation modes only. It i

Configuration Quick Reference A-21ConfigurationQuick-ReferenceAT*FL5 =TxClk Transmit Clock. This option applies only in SDC mode. When the Tx Clk flow

A-22 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*LE1 =15 min The modem returns to the leased line after 15 minutes.AT*LE2 =30 min The

Configuration Quick Reference A-23ConfigurationQuick-ReferenceAT*MD1 =On Your modem signals the remote modem to disconnect by sending a PSTN cleardown

A-24 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*MN5 =9600AT*MN6 =12.0AT*MN7 =14.4AT*MN8 =16.8 (V.34 modems only)AT*MN9 =19.2 (V.34 mo

Configuration Quick Reference A-25ConfigurationQuick-ReferenceAT*MX13 =28.8 (V.34 modems only)AT*MX14 =31.2 (V.34 modems only)AT*MX15 =33.6 (V.34 mode

A-26 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*OP4 =2H/1LAT*OP5 =2H/3LAT*OP6 =2H/4LAT*OP7 =3H/1LAT*OP8 =3H/2LAT*OP9 =3H/4LAT*OP10 =4

Configuration Quick Reference A-27ConfigurationQuick-ReferenceAT*PT2 =Auto The auto-call unit attempts to tone dial when initiating a call. If tone di

xvUsing the Documentation Set (continued)ConventionsThe following conventions are used in this manual:• User entries appear as follows: AT*T<CR>

A-28 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*RE5 =FP/108.ACU With this option, off-to-on transitions of this signal from the DTE a

Configuration Quick Reference A-29ConfigurationQuick-ReferenceAT*RT2 =High BER The High BER setting is less sensitive than the Low BER setting. NOTE:

A-30 Configuration Quick ReferenceConfigurationQuick-ReferenceAT*SM2 =Reliable In an asynchronous application, once the local modem connects with the

Configuration Quick Reference A-31ConfigurationQuick-ReferenceAT*TD1 =Rx Clock With this setting, the remote modem uses its internal Rx Clock to contr

A-32 Configuration Quick ReferenceConfigurationQuick-ReferenceCallback Callback FeatureDetermines the source of the telephone number that your modem c

Configuration Quick Reference A-33ConfigurationQuick-ReferenceAT*ZP2 =Ack Only After validating the password, the modem generates an acknowledgment to

A-34 Configuration Quick ReferenceConfigurationQuick-ReferenceTable A-2. Front Panel Configuration Options 326X MenuParameter & Option Descriptio

Configuration Quick Reference A-35ConfigurationQuick-ReferenceSync Idle Applies to synchronous applications only (direct synchronous or SDC operating

A-36 Configuration Quick ReferenceConfigurationQuick-ReferenceACCESS SECURITYGroup PW Determines if the modem can verify a received password when PW V

Configuration Quick Reference A-37ConfigurationQuick-ReferencePerforming Numeric EntryThe following options require you to enter information using the

Messages spéciauxLes messages suivants mettent en valeur certaines informations dans le guide. Cha-cun d’eux remplit une fonction spéciale et est affi

A-38 Configuration Quick ReferenceConfigurationQuick-ReferenceS-Register/AT Command Cross-ReferenceThis section shows the modem’s S-Registers cross-re

Configuration Quick Reference A-39ConfigurationQuick-ReferenceDial Modifiers for Special Dialing RequirementsWhen entering telephone numbers into mode

A-40 Configuration Quick ReferenceConfigurationQuick-Reference@ Quiet AnswerMakes the modem look for one or more ringbacks (followed by five seconds o

Configuration Quick Reference A-41ConfigurationQuick-ReferenceResult CodesResult codes are responses sent to the terminal by the AT ACU. Result codes

A-42 Configuration Quick ReferenceConfigurationQuick-ReferenceCONNECT 24000 20CONNECT 26400 63CONNECT 28800 64CONNECT 31200 67CONNECT 33600 68CONNEC

Configuration Quick Reference A-43ConfigurationQuick-ReferenceNOTES:1) When CONNECT messages are displayed, xxx indicates which error-correction schem

A-44 Configuration Quick ReferenceConfigurationQuick-ReferenceConfiguring the Modem’s Dual In-line Package (DIP) SwitchesThe standalone modem has a 6-

Configuration Quick Reference A-45ConfigurationQuick-Reference3 Off (up) Front panel enable. The front panel functions normally.On (down) Front panel

Cabling and Interface Pinouts B-1InterfacePinoutsAppendix BCabling and Interface PinoutsContentsIntroduction ...

xviiUsing the Documentation Set (continued)Avisos EspecialesLos siguientes avisos hacen hincapié en determinada información de la guía. Cada uno de e

B-2 Cabling and Interface PinoutsInterfacePinoutsIntroductionThis appendix describes the following:• Interface pinouts common to all modem models, inc

Cabling and Interface Pinouts B-3InterfacePinouts12 CI 112 Data Signal Rate IndicatorCI (112) is passed from modem to terminal, indicating signaling r

B-4 Cabling and Interface PinoutsInterfacePinoutsITU Recommendation V.35 Modem-to-Computer InterfaceFor compatibility with DTEs operating with a V.35

Cabling and Interface Pinouts B-5InterfacePinoutsITU Rate V.35 Modem-to-Computer Interface PinoutsThe modem’s digital interface conforms to ITU Rate V

B-6 Cabling and Interface PinoutsInterfacePinoutsDifferences, EIA/TIA 232-D and ITU Rate V.35 InterfacesThere are some differences in how your modem o

Cabling and Interface Pinouts B-7InterfacePinoutsNC (Network Control) Port PinoutsTable B-3 describes the pinouts for the IN and OUT NC (Network Contr

B-8 Cabling and Interface PinoutsInterfacePinoutsTable B-4 shows a range of data rates and maximum allowable capacitances. The maximum capacitance is

Cabling and Interface Pinouts B-9InterfacePinoutsFor example, assume you require a 30-foot cable. You intend to operate your modem at 64.0 kbps. After

B-10 Cabling and Interface PinoutsInterfacePinoutsDTE Cable DiagnosticsThis section helps determine whether there is a problem with a DTE cable. Perfo

Cabling and Interface Pinouts B-11InterfacePinouts5) If the transmitted and received messages are different (i.e., character or framing errors), verif

xviiiUsing the Documentation Set (continued)

Country-Specific Information C-1Country-SpecificInformationAppendix CCountry-Specific InformationContentsIntroduction ...

C-2 Country-Specific InformationCountry-SpecificInformationNorway—Delayed Call Lists...

Country-Specific Information C-3Country-SpecificInformationIntroductionThis appendix provides information for operating the modem, by country, includi

C-4 Country-Specific InformationCountry-SpecificInformationInstallation NotesThis section provides information useful when installing the modem in cou

Country-Specific Information C-5Country-SpecificInformationIn the following example, Answer can be set only to Manual (AT*AA0), Ring #1 (AT*AA1), and

C-6 Country-Specific InformationCountry-SpecificInformationFeature Australia Austria Belgium CanadaATHTestTest=Busy Out (ATH1)Restricted in 3265/6Test

Country-Specific Information C-7Country-SpecificInformationFeatureCzech Republic and Poland Denmark Finland FranceATHTe stTest=Busy Out (ATH1)Restrict

C-8 Country-Specific InformationCountry-SpecificInformationFeature Germany Hong Kong Ireland IsraelATHTestTest=Busy Out (ATH1) Restricted all models†T

Country-Specific Information C-9Country-SpecificInformationFeature Italy Japan Malaysia NetherlandsATHTestTest=Busy Out (ATH1)Restricted all modelsATX

Motorola Information System Group (ISG)Customer InformationxixIntroductionU.S.A. customers who have questions about Motorola ISG products or services

C-10 Country-Specific InformationCountry-SpecificInformationFeature Norway Portugal South Africa SpainATHTestTest=Busy Out (ATH1) Restricted in all mo

Country-Specific Information C-11Country-SpecificInformationFeature Sweden Switzerland United Kingdom UniversalATHTestTest=Busy Out (ATH1)Restricted i

C-12 Country-Specific InformationCountry-SpecificInformationOperating NotesThis section summarizes useful operating information.• Restricted front pan

Country-Specific Information C-13Country-SpecificInformation3260 Dial Only Modem3260 Modem Rear Panel (Dial Only)Figure C-1 shows the rear panel of th

C-14 Country-Specific InformationCountry-SpecificInformation3265 Dial Only ModemThis section shows rear panel views of the 3265 dial only modem, and t

Country-Specific Information C-15Country-SpecificInformation3265 Modem Rear Panel—View BFigure C-4 shows View B of the 3265 Modem. This version is use

C-16 Country-Specific InformationCountry-SpecificInformation3266 Modem (Leased Line with Dial Restoral)This section shows three rear panel views of th

Country-Specific Information C-17Country-SpecificInformation3266 Modem Rear Panel—View BFigure C-8 shows View B of the 3266 Modem. This version is use

C-18 Country-Specific InformationCountry-SpecificInformationRear Panel Interface PinoutsThis section shows the rear panel interface pinouts for the mo

Country-Specific Information C-19Country-SpecificInformationPhone Connector Interface (Models 3260/3265)Connection to an external telephone can be mad

Notice©1998 Motorola, Inc.20 Cabot BoulevardMansfield, Massachusetts 02048(508) 261-4000All rights reservedPrinted in U.S.A.Restricted Rights Notifica

xxMotorola ISG Customer Information (continued)For service, if your unit is under warranty and/or you have a service contract:Call (800) 544-0062 for

C-20 Country-Specific InformationCountry-SpecificInformation4-Wire Leased Line Interface (Models 3261/3266)4-wire leased line connections are made via

Country-Specific Information C-21Country-SpecificInformationPhone Connector Interface (Models 3261/3266)Connection to an external telephone can be mad

C-22 Country-Specific InformationCountry-SpecificInformation2-Wire Leased Line Interface (Models 3262/3267)2-wire leased line connections are made via

Country-Specific Information C-23Country-SpecificInformationDelayed and Forbidden ListsWhen operating in certain countries, the modem processes call a

C-24 Country-Specific InformationCountry-SpecificInformationAfter dialing, the modem processes the following call failures as forbidden calls:• The mo

Country-Specific Information C-25Country-SpecificInformationFinland—Delayed Call ListsThe modem processes call attempt failures as delayed calls, acco

C-26 Country-Specific InformationCountry-SpecificInformation2-minute period, the forbidden condition is cleared. If not, the number remains on the for

Country-Specific Information C-27Country-SpecificInformationNetherlands—Delayed Call ListsThe modem processes call attempt failures as delayed calls,

C-28 Country-Specific InformationCountry-SpecificInformationSpain—Delayed Call ListsThe modem processes call attempt failures as delayed calls, accord

Country-Specific Information C-29Country-SpecificInformationIndustry Canada Equipment Attachment LimitationsThe Industry Canada label on equipment mea

Motorola ISG Customer Information (continued)xxiComments about the ManualTo help us improve our product documentation, please complete and return by m

C-30 Country-Specific InformationCountry-SpecificInformationRear Panel PinoutsThis section provides the rear panel pinouts for the 3265/3266 Modem, cr

Country-Specific Information C-31Country-SpecificInformation3266 ModemTable C-14 describes dial line connector pinouts for RJ jack types.Table C-15 de

C-32 Country-Specific InformationCountry-SpecificInformationDenmark—Blind Dialing326X Series Modem users in Denmark must comply with the requirements

Country-Specific Information C-33Country-SpecificInformationCompliance with BABTSITS/82/01/C and BABT/SITS/82005S/D The approval of this modem for con

C-34 Country-Specific InformationCountry-SpecificInformationCompliance with BABT/SITS/83/08/A Clause 1.2The modem cannot allow Auto Call using “999” o

Country-Specific Information C-35Country-SpecificInformationCompliance with DTI 83/009IThis modem has been approved for use of the following facilitie

C-36 Country-Specific InformationCountry-SpecificInformationInstallation of Telephone SocketIf you need to obtain a suitable British Telecom socket or

Country-Specific Information C-37Country-SpecificInformationIf this equipment causes harm to the telephone network, the telephone company will notify

C-38 Country-Specific InformationCountry-SpecificInformationDial Line Jack TypesThe Federal Communication Commission (FCC) is a telecommunications and

Country-Specific Information C-39Country-SpecificInformationRear Panel PinoutsThis section provides modem rear panel pinouts, cross-referenced to the

xxiiMotorola ISG Customer Information (continued)

C-40 Country-Specific InformationCountry-SpecificInformation3261 ModemTable C-18 describes DIAL LINE connector pinouts for RJ jack types. X indicates

Country-Specific Information C-41Country-SpecificInformationDial and Leased Line Transmit LevelsDial Line Transmit LevelYour 3260, 3261, 3262, or 3263

C-42 Country-Specific InformationCountry-SpecificInformationDeclaring The Jack TypeOnce 326x Ready displays, you must declare the jack type you used t

Country-Specific Information C-43Country-SpecificInformationUsing the Modulus Backplane’s Busy Out FeatureThis section applies to the following countr

C-44 Country-Specific InformationCountry-SpecificInformationMake Busy backplanes are factory configured for Busy Out operation in their country destin

Country-Specific Information C-45Country-SpecificInformationRefer also to Figure C-10, which shows pin locations on Modulus 21 backplanes. Modulus 9s

C-46 Country-Specific InformationCountry-SpecificInformation

Glossary-1GlossaryGlossaryThis glossary defines terms used in data communications and in the 326X Series Modem documentation set.ACU Automatic Calling

2-GlossaryGlossaryBusy out An indication to a Central Office that a subscriber line is not available to answer incoming calls. The availability and im

Glossary-3GlossaryDTMF Dual Tone Multi-Frequency. A signaling method used for push-button telephones that combines two output signals to create a uniq

Customer Response CardMotorola would like your help in improving its product documentation. Please complete and return this card (by mail or fax to (5

4-GlossaryGlossaryITU V.24 An electrical standard for interconnecting data communications equipment and data terminal equipment established by the ITU

Glossary-5GlossaryModulation Systematic changing of properties (e.g., amplitude, frequency, phase) of an analog signal to encode and convey digital in

6-GlossaryGlossarySYN Sync character. Establishes synchronism and fills time in the absence of any data or control character to maintain synchronism.S

Return Procedures -1Return ProceduresContentsEquipment Return Procedures ...

2- Return ProceduresThe following sections apply to U.S.A. customers only. Other customers with questions or concerns regarding return procedures shou

IndexIndex-13-5Symbols+++ (AT escape sequence) 5-5, 5-13<> 5-13= 3-5@ dial modifier 5-12Numerics35XX device 4-25AA/ 5-7A/B LED 3-4AC Detect (S-R

Index-2and the ATD command 5-7Canada C-6, C-28card modem 2-2card modems in enclosure 2-14Carriage return character (S-Register 3) 5-11Carrier loss han

Index-3Accessing a Configuration Option 3-6ExamplesV.32bis and V.34 4-18exit command mode 5-6exiting command mode 5-8external dialer 3-11FFCCregistrat

Index-4MNP-5 A-43modem card 2-2Modulus enclosure 2-7, 2-9, 2-10Modulus enclosure (nest) 1-2Motorola sales and service offices 2-3Motorola website 2-3M

Index-5REN C-33, C-36restoral 4-9, 4-18, 4-22, 4-24, C-16restricted commands C-12restricted features C-4Result codesATword form A-41Return character 5

FOLD HEREDO NOT TEAR – FOLD HERE AND STAPLEBUSINESS REPLY MAILFIRST CLASS PERMIT NO. 39783 MANSFIELD, MAPOSTAGE WILL BE PAID BY ADDRESSEE34Motorola Un

Index-6UUNDER RMT CONFIG message A-41United Kingdom C-11, C-32Universal C-11UNIX workstation 4-18Unpacking the modem 2-3VV.25bis ACU 3-10V.34 modulati

About the Modem 1-1About the ModemChapter 1About the ModemContentsIntroduction ...

1-2 About the ModemAbout the ModemIntroductionThis chapter summarizes the features and options of the 326X Series Modem. The series includes:• The 32

About the Modem 1-3About the ModemFigure 1-1. 326X Series Modem, Standalone Desktop ModelSafety and Operational NoticesRepairWarningDo not attempt to

1-4 About the ModemAbout the ModemLightningWarningAll Motorola devices should be used in environments designed for computers and electronic equipment

About the Modem 1-5About the ModemSelecting Programmed Option SetsOption sets make it easy to use a modem with common applications, including:• Async

Notice (continued)Proprietary MaterialInformation and software in this document are proprietary to Motorola, Inc. (or its Suppliers) and without the e

1-6 About the ModemAbout the ModemIn leased line operation, while connected on the dial line, the modem can monitor for LPDA2 commands in the data st

About the Modem 1-7About the ModemData Rate: 2.4, 4.8, 7.2, 9.6, 12.0, 14.4, 16.8, 19.2, 21.6, 24.0, 26.4, 28.8, 31.2, and 33.6 kbpsBaud Rate: 2400,

1-8 About the ModemAbout the ModemRemote ConfigurationUsing the local front panel, an NMS, or local-modem AT ACU, you can configure a remote modem. Y

About the Modem 1-9About the ModemAdaptive Rate SystemWith the Adaptive Rate System enabled, the 326X Series Modem continuously optimizes its transmi

1-10 About the ModemAbout the Modem

Installing the Modem 2-1Installingthe ModemChapter 2Installing the ModemContentsIntroduction ...

2-2 Installing the ModemInstallingthe ModemIntroductionThis chapter describes how to install and connect a 326X Series Modem. In this chapter, you:• U

Installing the Modem 2-3Installingthe ModemUnpacking the ModemThe modem is wrapped in reusable shock-absorbent packing material. Save the carton and p

2-4 Installing the ModemInstallingthe ModemAdditional Equipment RequiredIn addition to the items supplied with the modem, you may need the following:•

Installing the Modem 2-5Installingthe ModemConnecting the ModemRear Panel ConnectorsFigures 2-2 and 2-3 show 3260/3265 and 3261/3266 standalone modem

This product is CE marked to indicate compliance with the following European directives.• 73/23/EEC Low Voltage Directive (Safety)• 89/336/EEC EEC Dir

2-6 Installing the ModemInstallingthe ModemFigure 2-3. 3261/3266 Modem Rear Panel LayoutElectrical Interfaces—EIA/TIA-232 and ITU-TS V.35CautionEnsure

Installing the Modem 2-7Installingthe ModemFerrite CylindersFerrite cylinders or beads installed on cables filter out line disturbances. They are requ

2-8 Installing the ModemInstallingthe ModemInstalling a Ferrite Cylinder on an Audio or Network Management CableDo the following for each cable:1) Snu

Installing the Modem 2-9Installingthe ModemInstalling a Ferrite Cylinder on a Power CableDo the following for each power cable of a Modulus enclosure

2-10 Installing the ModemInstallingthe ModemImportant Information About the Modulus Enclosure Front DoorWarningFor safety, the enclosure front door sh

Installing the Modem 2-11Installingthe ModemCabling the ModemThis section explains how to connect the modem to: 1) A PC or DTE (asynchronous or synchr

Figure 2-7. 3260/3265 Modem Cabling Figure 2-8. 3261/3266 Modem CablingACOutletDial/LeasedLineJack3TelephoneCablePowerCordEIA/TIA 232-DInterface Cable

Installing the Modem 2-13Installingthe ModemConnecting the Modem to a Network Management System326X Series Modems can be connected to the following Mo

2-14 Installing the ModemInstallingthe ModemTo connect multiple modems in a daisy chain configuration, refer to Figure 2-11.Figure 2-11. Connecting Mo

Installing the Modem 2-15Installingthe ModemAutomatic Self-TestWhen you apply power to the modem, it automatically runs a self-test that checks for an

ContentsvRestricted Rights Notification for U.S. Government Users ... iiProprietary Material ...

2-16 Installing the ModemInstallingthe Modem

Getting Started 3-1Getting StartedChapter 3Getting StartedContentsIntroduction ...

3-2 Getting StartedGetting StartedIntroductionThis chapter has three parts:• System Requirements for Software Upgrades• Configuring and Operating the

Getting Started 3-3Getting StartedIMPORTANT: To use the front panel keys, the modem must be connected to an AC power source, the rear panel power swit

3-4 Getting StartedGetting StartedFront Panel DisplayThe front panel has a 16-character alphanumeric LCD display (see Figure 3-2 or 3-3). You access t

Getting Started 3-5Getting StartedNavigating the Configuration Menu TreeThis section describes the modem menu tree structure. It explains how to acces

3-6 Getting StartedGetting StartedExample: Accessing a Configuration OptionTo select a predefined configuration option set: 1) From the Data 9600 T/D?

Getting Started 3-7Getting StartedOperating Status DisplaysThe DTE19.2 RELIABL and Phase Jitter subcategories let you view modem operating status. Exa

3-8 Getting StartedGetting StartedUsing the AT Automatic Calling Unit (ACU)To connect the modem to an asynchronous terminal—a terminal without softwar

Getting Started 3-9Getting StartedUsing the Modem with a PC and Async CommunicationsSoftwareWhen using the modem with a PC, you need communications or

viContents (continued)Troubleshooting (V.54 and V.22bis Tests) ... 1-9Country-Specific Information .

3-10 Getting StartedGetting StartedOther Call Establishment MethodsIn addition to the configuration and operation methods in this chapter, the modem s

Getting Started 3-11Getting StartedSync Dialing from an IBM AS 400The modem can be configured to operate as a synchronous originate modem with the IBM

Configuring the Modem 4-1Configuringthe ModemChapter 4Configuring the ModemContentsOverview ...

4-2 Configuring the ModemConfiguringthe ModemOverviewThis chapter explains how to configure the modem, in conjunction with Chapter 3, Getting Started.

Configuring the Modem 4-3Configuringthe ModemWhat to Select in the Communications Software Package’s Modem Menu List1) Select Codex 3260 Modem, Motoro

4-4 Configuring the ModemConfiguringthe ModemDirect Operating ModeIf you select Mode=Direct (EC/DC OPT’S category):• Speed conversion and flow control

Configuring the Modem 4-5Configuringthe Modem326XFAST V.34 and 326XFAST-SDC NotesThe information in this section applies when operating at the higher

4-6 Configuring the ModemConfiguringthe ModemConfiguration Option SetsThis section discusses the modem’s preconfigured option sets, in three parts:• W

Configuring the Modem 4-7Configuringthe ModemOption Set Descriptions—326X V.32bis and V.34 ModemsOption Set 1—Async Calls to Central Site Using the AT

viiContents (continued)Reinitializing Memory Using the AT&F Command ... 4-5Configuration Option Sets ...

4-8 Configuring the ModemConfiguringthe ModemOption Set 4—Async Answering Central Site Without an ACU (Models 3260/62/65/67)Option Set 4 satisfies the

Configuring the Modem 4-9Configuringthe ModemWith this option set, the local and remote modems are configured for SDC operation. The modems default to

4-10 Configuring the ModemConfiguringthe ModemIn this option set, the local and remote modems are configured for SDC operation. The modems default to

Configuring the Modem 4-11Configuringthe Modem5) Do not turn off modem power until SAVE COMPLETED! appears.

4-12 Configuring the ModemConfiguringthe ModemFrom the Modem’s Front Panel:1) Identify the option set that most closely suits the application. The def

Configuring the Modem 4-13Configuringthe ModemRESTORAL OPT’S (modems without the restoral function display only the HOLD DIALINE option)Restore Off Of

4-14 Configuring the ModemConfiguringthe ModemDTE Rate* Auto 14.4/28.8 14.4/28.8 19.2 14.4/28.8Flow XON/XOFF XON/XOFF XON/XOFF XON/XOFF XON/XOFFSpeed

Configuring the Modem 4-15Configuringthe ModemTable 4-4. Option Set Defaults—326X-SDC V.34 Modem Option Option Set 1 Option Set 2 Option Set 3Option

4-16 Configuring the ModemConfiguringthe ModemDefault Dial Off 1 1 1Answer Country-specific Country-specific Country-specific Country-specificAsync Ec

Configuring the Modem 4-17Configuringthe ModemExt Cntrl Pin 14 Pin 14 Pin 14 Pin 14Inactivity S30 S30 S30 S30Table 4-4. Option Set Defaults—326X-SDC V

viiiContents (continued)S-Register/AT Command Cross-Reference ... A-38Dial Modifiers for Special Dialin

4-18 Configuring the ModemConfiguringthe Modem326X V.32bis and 326XFAST Modem Application ExamplesThis section provides application examples for each

Configuring the Modem 4-19Configuringthe ModemOption Set 1—Async Calls to Central Site Using AT ACUChanging Default Configuration SettingsDepending on

4-20 Configuring the ModemConfiguringthe ModemOption Set 2—Sync Answering Central Site Without ACUChanging Default Configuration SettingsDepending on

Configuring the Modem 4-21Configuringthe ModemSynchronous Dialing from an IBM AS 400The modem operates as a synchronous originate modem with the IBM A

4-22 Configuring the ModemConfiguringthe ModemOption Set 4—Synchronous Leased Line Applications with Dial Restoral (Models 3261/63/66/68)Changing Defa

Configuring the Modem 4-23Configuringthe Modem• Configuring The Modem for SDC Operation—configuration options that are critical to ensure optimum netw

4-24 Configuring the ModemConfiguringthe ModemRefer to Appendix A for additional information on each of these methods.Ensuring Optimum Network Perform

Configuring the Modem 4-25Configuringthe ModemFigure 4-1. Single Channel Point-to-Point Digital Link Restoral (A/B Switch)—Option Set 2Note the follow

4-26 Configuring the ModemConfiguringthe ModemSDC Option Set 3—Sync Dial OnlyIn a typical dial application, a remote terminal dials the host for file

Configuring the Modem 4-27Configuringthe ModemBandwidth On DemandBandwidth on demand is often required to support sporadic peak loads. With the SDC mo

ixContents (continued)Industry Canada Equipment Attachment Limitations ... C-29Canadian Emissions Statement ...

SDC Option Set 4—Sync Leased Line with Dial Restoral; No ACU (Models 3261/63/66/68)Point-to-Point Leased Line Application with Dial Restoral Figure 4-

Configuring the Modem 4-29Configuringthe ModemRemote Access ResetRemote access reset enables someone unfamiliar with the AT command set to quickly con

4-30 Configuring the ModemConfiguringthe Modem

Using the AT Automatic Calling Interface 5-1Using theAT ACUChapter 5Using the AT Automatic Calling InterfaceContentsIntroduction ...

5-2 Using the AT Automatic Calling InterfaceUsing theAT ACUIntroductionThe 326X Series Modem supports an asynchronous AT Automatic Calling Interface (

Using the AT Automatic Calling Interface 5-3Using theAT ACUWhat is the Attention (AT) Command Set?The AT command set is a collection of commands that

5-4 Using the AT Automatic Calling InterfaceUsing theAT ACUTo enter multiple AT commands on a single command line:Multiple AT commands can be entered

Using the AT Automatic Calling Interface 5-5Using theAT ACUAutobaud FeatureThe modem automatically detects the speed and character format of the follo

5-6 Using the AT Automatic Calling InterfaceUsing theAT ACUThe escape state is entered by sending the escape character three consecutive times. The es

Using the AT Automatic Calling Interface 5-7Using theAT ACUThis section addresses AT commands that do not cross-reference to a front panel option.A/,