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xii

Using the Documentation Set (continued)

Documentation Target Audience

The documentation set assumes that you are familiar with the basic concepts of data
communications, that you are an operator only, and that you will not be servicing the
modem hardware (other than making initial cabling connections).

Note to Programmers and System Developers

For detailed information on configuration options, equivalent AT Commands, V.25
bis Automatic-Calling Unit, NetView’s LPDA-2 dialing commands, or diagnostic
tests, order the 326X Series Modem Reference Guide (Part No. 09925) by contacting
your Motorola sales representative or local distributor.

How to Use the Documentation Set

Following is a description of the 326X Series Modem documentation set.

326X V.34 Series Modem Reference Card (T0009-01)

For a quick reference to AT, AT&, and AT

*

commands, dial modifiers, and

disconnect codes, see the 326X V.34 Series Modem Reference Card. The card also
includes a menu tree of front panel options and AT command settings.

3261, 3266

Standalone models for:

• Two-wire dial operation

• Two- or four-wire leased-line operation

3262, 3267

Rack-mount dual-modem card models, equivalent to 3260
and 3265, respectively, for Modulus enclosure installation

3263, 3268

Rack-mount single-modem card models, equivalent to 3260
and 3265, respectively, for Modulus enclosure installation

This Model Number...

Denotes:

«
...
10
11
12
13
14
...
»

Summary of Contents for 3260

Page 1: ...RD TR RI OH TD CD RC NC 3260 12 Motorola 326X V 34 V 34 SDC and V 32bis Series Modem User s Guide 34 ...

Page 2: ...r use by the Department of Defense the following legend applies Restricted Rights Legend Use duplication or disclosure by the Government is subject to restrictions as set forth in subparagraph c 1 ii of the Rights in Technical Data and Computer Software clause at DFARS 252 227 7013 If the software is procured for use by any U S Government entity other than the Department of Defense the following n...

Page 3: ...used in accordance with the instruction manual may cause harmful interference to radio communications Note the 3262 63 67 68 Modem is a Class A product In a domestic environment this prod uct may cause radio interference in which case the user may be required to take adequate measures Changes or modifications not expressly approved by Motorola could void the user s authority to operate the equipme...

Page 4: ...structions for its use and the purpose for which it is intended Products that do not bear the CE mark are not intended for supply or use in the European Union To comment on this manual please send e mail to LAM001 email mot com Writer Christina Lamkin Project Editor Susan L Roswit Publications Specialist Denise Skinner Illustrators Dennis Alves Tim Kinch Part No T0009 Rev B Publication Code KP Fir...

Page 5: ...about Your Product Shipment xix Technical Assistance or Scheduling Service xix Sales Related Issues xx Information on Product Training xx Questions about Billing xx Comments about the Manual xxi User Documentation xxi Customer Response Card xxiii Chapter 1 About the Modem Introduction 1 2 Safety and Operational Notices 1 3 Operating the Modem from the Front Panel 1 4 Selecting Programmed Option Se...

Page 6: ...tware Upgrades 3 2 Configuring and Operating the Modem 3 2 Using the Front Panel 3 2 Navigating the Configuration Menu Tree 3 5 Setting Configuration Options from the Front Panel 3 5 Using the Modem with a Network Management System NMS 3 7 Using the AT Automatic Calling Unit ACU 3 8 Other Call Establishment Methods 3 10 V 25bis ACU for Sync or Async Applications 3 10 NetView LPDA 2 ACU for Sync Ap...

Page 7: ...mples 4 22 SDC Pre Operation Notes 4 23 Configuring the Modem for SDC Operation 4 23 SDC Sample Applications 4 24 Remote Access Reset 4 29 Operation 4 29 When Remote Access Reset Is Disabled 4 29 Chapter 5 Using the AT Automatic Calling Interface Introduction 5 2 What is the Attention AT Command Set 5 3 What Role Does Communications Software Play 5 3 Using AT Commands 5 3 Entering AT Command Lines...

Page 8: ...Support C 3 Installation Notes C 4 Restricted Features Summary C 4 Operating Notes C 12 Standalone Modem Rear Panel Views C 12 3260 Dial Only Modem C 13 3261 Modem Rear View Leased Line Dial Restoral C 13 3265 Dial Only Modem C 14 3266 Modem Leased Line with Dial Restoral C 16 Rear Panel Interface Pinouts C 18 Standalone Models 3260 65 and 3261 66 Interface Pinouts C 18 Card Models 3262 67 3263 68...

Page 9: ...lause 5 2 C 34 Compliance with BS6789 Section 6 1 1986 Clause 7 3 1 3 C 34 Compliance with BS6789 Section 6 1 1986 Clause 7 3 1 4 C 34 Compliance with DTI 83 009I C 35 Compliance with BS6301 C 35 Compliance with BABT SITS 83 009 Section D C 35 Installation of Telephone Socket C 36 Application for Installation of Telephone Socket C 36 U S A C 36 FCC Registration C 36 FCC Regulations C 37 Dial Line ...

Page 10: ...x Contents continued ...

Page 11: ... the valid range for the mode Some 326XFAST SDC models are available with a V 35 compatible interface This unit has a DB25 connector so a converter is required Product Family Model Numbers Motorola refers to the product family as 326X because the last digit denotes the modem model Model numbers X are as follows This Series Supports This Modulation This Maximum DCE Rate And This Maximum DTE Rate 32...

Page 12: ...ur Motorola sales representative or local distributor How to Use the Documentation Set Following is a description of the 326X Series Modem documentation set 326X V 34 Series Modem Reference Card T0009 01 For a quick reference to AT AT and AT commands dial modifiers and disconnect codes see the 326X V 34 Series Modem Reference Card The card also includes a menu tree of front panel options and AT co...

Page 13: ...ries Modem s AT ACU This chapter introduces The ACU industry standard AT and AT commands The Motorola enhanced AT command syntax AT The AT commands that are referred to as action AT commands rather than configuration AT commands and S Register functions and settings Chapter 6 Troubleshooting Guide is a quick reference to problems and suggestions for correcting them This chapter assists you in isol...

Page 14: ...ote 562 Appendix A defines cable lengths in terms of DTE rates NetView operators should be familiar with NetView Operations Primer IBM Part No SC30 3363 NetView Operation Scenarios IBM Part No SC30 3376 Trademarks The following are trademarks or registered trademarks of their respective companies or organizations AT is a command language used with the Smartmodem 1200 and the Smartmodem 2400 Hayes ...

Page 15: ...o complete a text entry or initiate an action from the keyboard Special Notices These notices emphasize certain information in the manual Each serves a special purpose and is displayed in the format shown IMPORTANT Important is used to emphasize any significant procedural information Caution Caution provides information that if not followed can result in damage to software hardware or data Warning...

Page 16: ...u les données Avertissement Un avertissement constitue le message le plus sérieux indi quant que vous pouvez subir des blessures corporelles Besondere Hinweise Durch die folgenden Hinweise werden bestimmte Informationen in diesem Handbuch hervorgehoben Jeder Hinweis dient einem bestimmten Zweck und wird im dargestellten Format angezeigt WICHTIG Wichtig wird zur Betonung signifikanter Angaben zu Vo...

Page 17: ...cen con el formato sigu iente IMPORTANTE Importante se utiliza para enfatizar cualquier información de pro cedimiento importante Precaucion La precaución le ofrece información que de no cumplirse puede derivar en posibles daños tanto para el software y el hardware como para ambos Advertencia Una advertencia es un aviso importante que le advierte sobre la presencia de un inminente peligro ...

Page 18: ...xviii Using the Documentation Set continued ...

Page 19: ...o have Motorola ISG implement your equipment You can purchase and schedule Implementation Services by calling 800 544 0062 from within the U S The average lead time for implementation services is 5 business days from the time of the call Implementation services include running power up diagnostics configuring the equipment and connecting the equipment into existing networks A service engineer will...

Page 20: ...bout Billing If you have a question regarding billing call 800 446 0144 and select option 2 Item Location or Description Model number Front of unit 3260 3261 3262 3263 3265 3266 3267 3268 For synchronous data compression models specify SDC Serial number Bottom of standalone unit edge of card unit Error message Problem Description LCD Display Software revision LCD Display from Modulation Mode 9600 ...

Page 21: ...plete and return by mail or fax to 508 339 6814 the prepaid comment card on the next page If you prefer simply include your name company and telephone number and a member of the documentation group will contact you to discuss any comments you might have User Documentation To order Motorola ISG user documentation call 508 261 7056 ...

Page 22: ...xxii Motorola ISG Customer Information continued ...

Page 23: ...___________________________________________________________________________ What information if any is missing from the document _________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ______________________________________________________________________________ ...

Page 24: ...LE BUSINESS REPLY MAIL FIRST CLASS PERMIT NO 39783 MANSFIELD MA POSTAGE WILL BE PAID BY ADDRESSEE 34 Motorola University East M3 30 20 Cabot Boulevard Mansfield Massachusetts 02048 1193 USA NO POSTAGE NECESSARY IF MAILED IN THE UNITED STATES ...

Page 25: ...a Transmission 1 5 ITU T V 34 Compliant Modulation Mode 1 6 V 34 Modulation Mode Characteristics 1 6 Compatibility in V 34 Modulation Mode 1 6 Synchronous Data Compression SDC Feature 1 6 Automode Multimode Feature 1 7 Remote Configuration 1 7 Error Correction and Data Compression 1 7 Security 1 7 Status Snapshots 1 7 Adaptive Rate System 1 8 Troubleshooting V 54 and V 22bis Tests 1 8 Country Spec...

Page 26: ... and 2 wire or 4 wire leased lines depending on the model Dial lines are public lines to which all telephone users have access leased lines also called private lines provide a dedicated connection over lines provided by the telephone company Whether you use dial or leased lines you can operate the modem as follows Using the front panel control keys and liquid crystal display LCD Using industry sta...

Page 27: ...pas de réparer le modem ou le boîtier Ils ne contiennent aucun composant électronique pouvant êtreréparé ou remplacé par un usager Toute tentative de réparation du boîtier du 3460 Fast R ou de l AccessWay 16par un usager ou toute intervention à l intérieur du 3460 Fast R annule la garantie du produit Warnung Versuchen Sie nicht das Modem oder sein Gehäuse zu reparieren Es sind keine durch den Benu...

Page 28: ...eur d accessoires électroniques pour obtenir des renseignements concernant les systèmes de protection contre la foudre Certains usagers confrontés à des problèmes causés par des sautes de ten sion dues à la foudre ont éliminé ces problèmes en installant des régulateurs de tension appropriés sur les câbles électriques et les câbles de données reliés aux dispositifs Motorola Warnung Motorola Geräte ...

Page 29: ...rd Using the AT compatible command set AT and AT you can for example dial and receive phone calls Motorola s extended AT command set AT includes other important parameters used in configuring advanced modem features Refer to Chapter 3 Getting Started and Chapter 5 Using the AT Automatic Calling Interface to learn more about the AT ACU and AT command syntax V 25bis ACU For sync or async auto callin...

Page 30: ...for connections Refer to Chapter 2 Installing the Modem for instructions on installing and cabling a modem for use with Motorola s Network Management Systems Restoring Data Transmission For critical leased line applications that require backup you can use Models 3261 3263 3266 or 3268 in a point to point configuration If the leased line fails these modems can automatically reroute data traffic thr...

Page 31: ...lease does not provide 56kbps rates for 326X modems nor 326X rates higher than the V 34 33 6 kbps stan dard An upgrade to 8 1 is not required for modems used only in leased line applica tions Synchronous Data Compression SDC Feature The 326XFAST Series Modem is available in a synchronous data compression SDC model 326XFAST products offer all the features of the 326XFAST family plus synchronous DTE...

Page 32: ...on technology Security The modem provides access security at two levels Front panel Modem access Front panel security lets you password protect a modem from access by other users This prevents unauthorized changes from being made to a configuration Front panel security does not prevent you from using the modem You can also screen incoming calls so that unauthorized users cannot access a modem This...

Page 33: ...he 326X Series Modem Reference Guide Country Specific Information Telephone company regulations vary by country Because of this there are minor physical or operational differences among 326X Series Modem models Appendix C Country Specific Information provides cabling rear panel layouts interface pinouts and other modem features that are required or restricted by country regulatory agencies NET Com...

Page 34: ...1 10 About the Modem About the Modem ...

Page 35: ...dem 2 5 Rear Panel Connectors 2 5 Electrical Interfaces EIA TIA 232 and ITU TS V 35 2 6 Operating at V 34 DTE Rates 2 6 Attaching a Ferrite Cable for Dial Line Connection U S A Canada Germany U K and Japan 2 6 Cabling the Modem 2 7 Connecting the Modem to a Network Management System 2 9 Turning on the Modem 2 10 Automatic Self Test 2 11 Handling Error Messages 2 11 After Installing the Modem 2 11 ...

Page 36: ...ment System NMS if appropriate Turn on the modem and run the unit s automatic self test IMPORTANT Telephone company and governmental regulations vary by country Your modem s rear panel layout and cabling may vary from that shown in this guide Refer to Appendix C for a description of the modem rear panel and cabling important safety guidelines for connecting the modem in your country and regulatory...

Page 37: ...tact the shipper If you have further concerns about damage or missing parts contact your nearest Motorola representative or In the U S A Outside the U S A Motorola Customer Administration 20 Cabot Boulevard Mansfield MA 02048 1193 The nearest Motorola distributor can be found by accessing our Web site at http www mot com MIMS ISG 508 261 4000 Extension 4745 One User s Guide One Reference Card One ...

Page 38: ...on use a crossover cable The cable must support the modem signaling your application requires Select a cable based on your computer and the DTE pin assignments in Appendix B Choosing a Site Where you place the modem can affect its operation To enhance performance Install the modem in a clean well lighted area that is free from temperature extremes and dust Do not place anything on top of a modem L...

Page 39: ...up position DIP switch selections cannot be overridden by remote front panel configuration Refer to Appendix C for DIP switch function details Network Control NC IN and OUT ports for connecting to Motorola Network Management Systems NMS A DTE port for connecting to a PC or DTE An AC power receptacle to accept an AC line cord An AC power switch Refer to Appendix C for a description of the modem s r...

Page 40: ...nterface the V 34 SDC Modem is also available with the optional ITU TS V 35 Recommendation electrical interface The rear panel DTE port is configured at the factory for either interface Both interfaces are not available in a unit Regardless of the interface external DTEs are connected through the modem s rear panel DTE port NOTE When operating with the V 35 interface DIP switch S1 must be set to t...

Page 41: ...he cables from the modem to 6 or 8 conductor dial line connections Install the telephone cable Figure 2 4 shows the proper orientation Figure 2 8 in the next section shows how to connect the 3261 3266 modem Figure 2 4 Attaching Ferrite Cable to the Modem Models 3267 and 3268 Ferrite cylinders are required on Both dial line cables and on DTE cables on the 3267 V 34 Modem Both audio leased or dial c...

Page 42: ... with the ferrite cylinder close to the backplane connector Figure 2 5 Installing a Ferrite Cylinder on an Audio Cable Installing a Ferrite Cylinder on a DTE Cable Do the following for each DTE cable 1 Pass the DTE cable through the cylinder 2 Set the cable into the cylinder cutouts 3 Position the cylinder as close as possible to the plug you install on the back plane connector 4 Snap the cylinder...

Page 43: ...inder cutouts 3 Ensure that 1 to 1 1 2 inches of the cable protrude from the cylinder on the end you insert into the backplane connector 4 Snap the cylinder closed You can reopen and close it to reset the cable 5 Insert the cable into the Modulus enclosure connector with the ferrite cylinder close to the connector Figure 2 6 Installing a Ferrite Cylinder on a Power Cable Cable Looped Once Around C...

Page 44: ...den Por razones de seguridad la puerta frontal deberá permanecer cer rada en todo momento a menos que se proceda a la instalación extracción o configuración de las tarjetas del producto Important Information About the Modulus Enclosure This notice applies to cooling airflow around the Modulus unit Caution Failure to properly arrange cables could impede cooling airflow possibly resulting in damage ...

Page 45: ...plug If you cannot use the safety plug with your electrical outlet consult a licensed electrician to ensure that the modem is properly grounded Unplug the modem from the power outlet before having it serviced Avertissement Le modem doit être mis à la terre lors de son branchement Si vous n avez pas de cartouche fusible consultez un électricien pour assurer la mise à terre adéquate de votre apparei...

Page 46: ...condition and initiate an incorrect service call 2 AC Outlet Dial Telephone Line Dial Line Jack Leased Line Jack Leased Telephone Line 4 Telephone Cable Power Cord EIA TIA 232 D Interface Cable 1 3 5 Step 1 Install ferrite cylinders as explained in this chapter Step 2 Install an EIA TIA 232 D cable between the modem s DTE connector and the DTE or PC s serial port Tighten the cable connector retain...

Page 47: ...on the rear of the 9110 DMS Figure 2 7 shows a 25 pin port connection Step 3 Attach the other end of the 8 pin DIN adapter cable to the DB 25 pin connector on the 9110 s network control 9 or 25 pin adapter cable Step 4 Attach the 25 or 9 pin connector to the appropriate port on the rear of the 9110 DMS 1 2 3 Junction Box 326X Series Modem Step 1 Install ferrite cylinders as explained in this chapt...

Page 48: ...outlet Turn the rear panel power switch to the On up position When powered on the modem automatically performs a self test of internal circuits The Automatic Self Test section next describes this test and the front panel displays that can follow it 326X Series Modem 326X Series Modem 326X Series Modem Step 1 Install ferrite cylinders as explained in this chapter Step 2 Attach an 8 pin DIN adapter ...

Page 49: ...serve the front panel display If the modem displays 326X READY the earlier error message was probably caused by a temporary power line problem Some line problems do not affect modem operation If the modem continues to display an error message contact Motorola Customer Support or an authorized Motorola distributor After Installing the Modem Go on to Chapter 3 Getting Started for information on how ...

Page 50: ...2 16 Installing the Modem Installing the Modem ...

Page 51: ...3 5 Setting Configuration Options from the Front Panel 3 5 Status Displays 3 6 Using the Modem with a Network Management System NMS 3 7 Using the AT Automatic Calling Unit ACU 3 8 Using the Modem with an Async Terminal 3 8 Using the Modem with a PC and Async Communications Software 3 9 Other Call Establishment Methods 3 10 V 25bis ACU for Sync or Async Applications 3 10 NetView LPDA 2 ACU for Sync...

Page 52: ...tic Calling Unit ACU if it is attached to an asynchronous dumb terminal a terminal without software or to a PC running an asynchronous communications software package Each of these is described in the sections that follow If You Are Unsure of Your DTE s Data Format The DTE manual should tell you what data format asynchronous or synchronous it uses Most PC applications use an asynchronous data form...

Page 53: ...cause Refer to Chapter 6 for a quick reference to problems and how to correct them Table 3 1 describes LED functions Table 3 1 326X LEDs LED Name Description TD Transmit Data Flashes when the modem accepts data from the local DTE to transmit RD Receive Data Flashes when the modem passes received data to the local DTE RI OH Ring Indicator Off Hook On when an incoming call is ringing and when the mo...

Page 54: ...r High TR Data Terminal Ready On when a DTR signal from a terminal is detected RC NC Remote Control Network Control Flashes to indicate that the modem is under remote configuration via front panel or AT ACU On when the modem is under NMS control A B A or B Enclosure cards only On when modem A front panel information is displayed Off when modem B front panel information is displayed To toggle betwe...

Page 55: ...signed factory preset option sets preconfigured option sets These defaults are exclusive to an option set Other factory options are not exclusive to an option set and they always have the same default setting regardless of which factory preset option set you use Refer to Appendix A Figure A 1 or to the Reference Card to see the complete menu tree structure including the available and default optio...

Page 56: ...a 9600 T D category serves three primary functions Talk Data Switch Operating Status Displays Option Sets Dialing Options Talk Data Switch Pressing when Data 9600 T D is displayed toggles the modem between using An external telephone to manually dial a telephone call The modem to dial a stored or unstored telephone number Down Steps through categories example Data 9600 T D TEST OPTS MODULATION OPT...

Page 57: ...determine how the modem will establish telephone connections For details on configuring option sets and other call establishment options in this category refer to Appendix A Where Do I Go from Here When you are familiar with the front panel configuration menu system and control keys refer to the following Chapter 4 for specific configuration instructions Appendix A to change parameter options and ...

Page 58: ...eatures from the PC or asynchronous terminal keyboard Using the Modem with an Async Terminal If you are connecting the modem to an asynchronous terminal you can use the AT ACU to configure parameter options from the keyboard Learn the AT command syntax in order to generate the appropriate AT commands Where Do I Go from Here To continue configuring the modem from an asynchronous terminal refer to C...

Page 59: ... Motorola enhanced commands AT In this case you may enter AT commands yourself if required by your application Where Do I Go from Here If your communications software package supports a 3260 Modem or a comparable 3260 selection refer to Chapter 4 the Communications Software Package Operating Notes section Chapter 4 the Configuration Option Sets section Appendix A to change configuration options Th...

Page 60: ...lls Manual mode lets you manually initiate and answer calls with a telephone and then transfer the call to the modem Where Do I Go from Here For more information on the V 25bis ACU refer to Chapter 3 Automatic Calling Interfaces in the 326X Series Modem Reference Guide Programmers and System Developers should also refer to Chapter 3 for a programming guide describing asynchronous and synchronous d...

Page 61: ...iguration instructions Chapter 3 Automatic Calling Interfaces in the 326X Series Modem Reference Guide for details on bit synchronous protocol frame formats and the V 25bis protocol External Auto Call Units The modem can be used with applications that support external dialers such as the Bell 801C Once an external dialer establishes a call it passes control of the dial line to the modem by the MI ...

Page 62: ......

Page 63: ...ring an Option Set 4 10 Option Set Defaults 4 11 326X V 32bis and 326XFAST Modem Application Examples 4 16 Option Set 1 Async Calls to Central Site Using AT ACU 4 17 Option Set 2 Sync Answering Central Site Without ACU 4 18 Option Set 3 Sync Calls to Central Site V 25bis ACU 4 18 Option Set 4 Async Answering Central Site without ACU Models 3260 62 65 67 4 19 Option Set 4 Synchronous Leased Line Ap...

Page 64: ...ons provide examples of common 326X applications and tell you how to configure the modem for each application These sections will help you to configure the modem quickly If you are unfamiliar with the AT command set or the modem front panel refer to the section Remote Access Reset later in this chapter Once this is done you can use a remote modem to configure the local modem If the modem is part o...

Page 65: ...Series Modem platforms Selecting an Option Set Option Set 1 was designed for use with asynchronous communications software packages It is compatible with most communications software Option Sets 2 3 and 4 are intended for different applications and have different default settings Select Option Set 1 when using a communications software package Establishing a Connection with Option Set 1 With Optio...

Page 66: ... Messages Some communications packages wait for ring messages to be received before the modem answers incoming calls The 326X Series Modem must be set to the communications software package s baud rate before the package recognizes the ring message Set DTE Rate by the front panel or by issuing an AT command when the modem is configured for autobaud operations Flow Control Requirements Flow control...

Page 67: ...ons package may not operate properly when DTE Rate is greater than 38 4 kbps because some serial ports cannot sustain data transmission at these rates If the Communications Software and Modem Do Not Operate If after following the suggestions in this section you cannot get the communications software package and modem to operate refer to Chapter 6 Troubleshooting Guide If you still cannot get the c...

Page 68: ...le 4 1 shows V 3bis and V 34 option sets Table 4 2 shows SDC option sets Table 4 1 Option Set Summary 326X V 32bis and V 34 Modems Application Option Set Async dial applications in which you are using the AT ACU to originate calls to a central site default option set 1 Sync central site auto answer applications no ACU 2 Sync calls to a central site 3 Async central site auto answer applications no ...

Page 69: ... poor Option Set 2 Sync Answering Central Site Without an ACU Option Set 2 satisfies the needs of a synchronous application where most calls are to a central site see Table 4 1 Because calls are received primarily at the central site the modem is set to answer calls automatically With DTR 108 2 the local DTE can control the DTR signal This allows the local DTE to use DTR transitions to connect the...

Page 70: ... the connection over a single dial line You must install a 326X Series Modem at both ends of the leased line to implement restoral operation Option Set 4 configures the modem for a general restoral application see Table 4 1 The modem uses the adaptive rate feature in the V 34 or V 32bis Auto modes This ensures maximum throughput when line quality deteriorates If restoral criteria are met the modem...

Page 71: ... the Modulation Mode option AT MM If set to Answer the modem goes off hook and sends an answer back tone An on to off DTR transition disconnects the modem from the telephone line If DTR is low the modem does not auto answer DTR transitions govern how the modem answers and disconnects calls All options in the ACU OPT S category are set for a typical synchronous DTE The modem uses the adaptive rate ...

Page 72: ... Press until the modem displays SELECT OPTIONS n where n 1 4 5 Press to select an option set The modem displays SELECT OPTIONS n Using the ATZ Command 1 Read Preparing for Operation earlier in this chapter 2 Identify the option set for your application The default is Option Set 1 3 Type ATZn CR where n 1 4 NOTE The modem disconnects from the line when the ATZ command is entered and any test in pro...

Page 73: ...Configuring the Modem 4 11 Configuring the Modem 5 Do not turn off modem power until SAVE COMPLETED appears ...

Page 74: ... V 34 modems Table 4 4 summarizes option set parameter defaults for 326X V 34 SDC modems Table 4 3 Option Set Defaults 326X V 32bis and 326X V 34 Modems Parameter Option Set 1 Option Set 2 Option Set 3 Option Set 4 3260 62 65 67 Option Set 4 3261 63 66 68 MOD OPT S Line Dial Dial Dial Dial 2W Lease Mod V 32bis Auto V 34 Auto V 32bis Auto V 34 Auto V 32bis Auto V 34 Auto V 32bis Auto V 34 Auto V 32...

Page 75: ... NoACU Form Async Sync Sync Async Sync Default Dial Off Off Off Off 1 Answer Country specific Country specific Country specific Country specific Country specific Async Echo On On On On On Char Length 10 10 10 10 10 V25 Char ASCII ASCII ASCII ASCII ASCII Sync Idle Char Char Char Char Char V25 Resp V25bis V25bis V25bis V25bis V25bis Parity V 25bis V 25bis V 25bis V 25bis V 25bis AT Msg Before CD Bef...

Page 76: ...x Codex DCD Loss Dis S10 S10 S10 S10 S10 DSR High Drop on Disc Normal Normal Normal Overspeed 1 1 1 1 1 DTR Delay S25 S25 S25 S25 S25 DTE Ct 140 Off Off Off Off Off DTE Ct 141 Off Off Off Off Off DTE Pin 25 Test Test Test Test Test Ext Select Off Off Off Off Off Ext Cntrl Pin 14 Pin 14 Pin 14 Pin 14 Pin 14 Inactivity S30 S30 S30 S30 S30 Table 4 3 Option Set Defaults 326X V 32bis and 326X V 34 Mode...

Page 77: ...BER High BER High BER High BER Longspace Off Off Off Off PSTN On On On On Guard Tone Country specific Country specific Country specific Country specific RESTORAL OPT S Restore Off Off Off FP Auto L to D Low Fast Low Fast Low Fast Low Fast D to L Manual Manual Manual 1 Hr Hold Dialine Off Off Off 5min Ans Rest LL Fail LL Fail LL Fail LL Fail EC DC OPT S Mode Auto Rel Auto Rel Auto Rel Auto Rel Buff...

Page 78: ...ble Enable Enable Call Progress 4 4 4 4 TERMINAL OPT S DTE Rate Auto 56 0 U S A Canada 64 0 other countries 56 0 U S A Canada 64 0 other countries 56 0 U S A Canada 64 0 other countries Flow XON XOFF Tx Clk Tx Clk Tx Clk TpDlyMin NA Rx Clk Rx Clk Rx Clk Speed Conver On On On On DTR High Tail 108 1 High RTS High Normal Normal Normal CTS AsynSync Normal Normal Normal RTS CTS Delay 0 0 0 0 DCD High N...

Page 79: ...4 17 Configuring the Modem Ext Cntrl Pin 14 Pin 14 Pin 14 Pin 14 Inactivity S30 S30 S30 S30 Table 4 4 Option Set Defaults 326X SDC V 34 Modem Continued Option Option Set 1 Option Set 2 Option Set 3 Option Set 4 3261 63 66 68 ...

Page 80: ...wing A Front End Processor FEP or host computer An X 25 host node Asynchronous router bridge Option Set 2 Cluster controller calling a host computer Option Set 3 Synchronous terminal calling a host computer Option Set 3 Router bridge calling another router bridge Option Set 3 X 25 node host computer calling another X 25 node host computer Option Set 3 The modem as an external restoral device for l...

Page 81: ...hro nous DTE using the Parity option AT RP ACU OPTS category Character Length Set the modem s character length Char Length ACU OPTS category to match the length set in the asynchronous DTE Refer to Appendix A for parameter and setting descriptions In Option Set 1 the default settings assume you will use the AT ACU to oper ate the modem for example the default for ACU Select AT EIA signals are set ...

Page 82: ...an incoming call Set DTR High AT D TERMINAL OPTS category Option Set 3 Sync Calls to Central Site V 25bis ACU Changing Default Configuration Settings Depending on application requirements you may need to change the following In Option Set 3 the default setting for network timing is Clock Internal AT X MODULATION OPTS It may be necessary to change the timing to external or loopback depending on the...

Page 83: ...EC DC OPTS category when enabled allows buffered data in the communications link to be effectively transmitted to the other modem before the modems disconnect Enable this feature if your application does not ensure a complete transfer of data before the modems disconnect The default Answer option is country specific Refer to Appendix C to verify that this option is appropriate for your application...

Page 84: ...option is Sync Can be set to Async Answer ACU OPTS Default option is country specific Refer to Appendix C to verify that this option is appropriate for your application Restoral RESTORAL OPTS Default option is Auto FP as described above Can be set to Off to disable restoral Clock MODULATION OPTS Default option is Internal Can be set to external or loopback depending on the network clocking source ...

Page 85: ...d DTE and protocol characteristics frame size window size and DTE rate selected Refer to Chapter 1 of the326X Series Modem Reference Guide for a description of how to use the RX TX Throughput and Link Utilization displays Motorola recommends the following to maximize efficiency If your application is operating in a windowed protocol environment set the win dow sizes to greater than 1 to improve pe...

Page 86: ...re information Flow TpDlyMin The default options assume the DTE can accept nondisrup tive clock stoppage For DTEs that cannot handle Rx Tx clock stoppage without disrupting data select a different option In this situation Motorola recommends that the default values not be used SDC Sample Applications SDC Option Set 1 Async Calls to Central Site Using AT ACU SDC Option Set 1 functions the same as d...

Page 87: ...rt 1 only of the 35XX device The 35XX device when initiating restoral must be set to Normal mode as the 35XX network management channel is virtually a time division multiplexed data stream which cannot be compressed with the SDC product The SDC modem may have the ARS feature enabled In this case ARS determines the link rate Figure 4 2 shows a configuration using an external A B switch Network conf...

Page 88: ...1 so that an off to on DTR transition instructs the modem to connect to the telephone line If the modem detects an incoming call the call is connected If the modem does not detect an incoming call and you have enabled Default Dial AT DA the modem dials the number specified If the Default Dial AT DA is disabled the modem refers to the Mode option AT AC If set to answer the modem goes off hook and s...

Page 89: ...TN link to continue data transmission As bandwidth demands subside the dial call is dropped and transmission resumes over the DDS link The SDC modem supports all industry standard ACUs AT V 25bis DTR dialing and LPDA 2 Bandwidth on demand can be initiated terminated under the control of the nodal equipment by a secondary port NOTE Nodal equipment must be configured for secondary port restoral band...

Page 90: ...raffic through the PSTN At that time the modem attempts to run at its maximum rate over the dial line and falls back to lower speeds if required After an hour the modem returns to the leased line Select SDC Option Set 4 for this application Note the following The line configuration default of Option Set 4 is Two Wire Leased Line With Option Set 4 the modem provides the network timing Clock Interna...

Page 91: ...r three seconds Rmt Access Reset displays The modem resets itself to settings that let it answer a call and be accessed by an NMS or remote modem The modem may be dialed into and reconfigured Stored phone numbers and saved option sets remain unchanged When Remote Access Reset Is Disabled Remote access reset is not supported when the modem is attached to a network management system If you select it...

Page 92: ...4 30 Configuring the Modem Configuring the Modem ...

Page 93: ... To enter multiple AT commands on a single command line 5 4 AT Command String Examples 5 4 For Further Detail on AT Commands 5 4 Autobaud Feature 5 5 The Escape Sequence 5 5 To use the escape sequence with guard time 5 6 Non Configuration AT Commands 5 6 A Re Execute Last Command 5 7 ATA Manual Answer 5 7 ATD Dial 5 7 ATH Hang Up 5 8 ATI Display Software Information 5 8 ATO Leave Command Mode 5 8 ...

Page 94: ... day to day operations such as dialing and storing numbers from your asynchronous DTE These AT commands do not cross reference to the modem front panel Motorola Enhanced AT Command Set AT Using these Motorola AT extensions you can also configure most modem options These AT commands called configuration AT commands control the same options as in your modem s front panel menu tree This chapter discu...

Page 95: ...ayes compatible selection do not support the Motorola enhanced commands AT You can enter these commands yourself to modify option settings if required by your application Check the documentation included with your communications software package to determine whether you need to use AT commands directly Using AT Commands AT commands are accepted by the modem in command mode or escape mode The modem...

Page 96: ...ier follows a telephone number the modem returns to command mode after dialing Therefore AT commands can be entered after a semicolon in a command string NOTE If an error occurs AT commands prior to the error are executed commands following the error are ignored If you enter an AT command that requires a postscript number and no number is entered the modem defaults to a 0 setting AT Command String...

Page 97: ...t at the last autobauded DTE speed even if the call is established at a different speed When the modem is turned on the last autobauded speed is saved Because parity is saved within option sets the parity value that is saved in the power up option set is the one that is active The Escape Sequence The escape sequence is used when the modem is online and you need to enter commands to the modem witho...

Page 98: ...u enter the escape sequence is not a factor To use the escape sequence with guard time 1 Pause a bit longer than the guard time 2 Send ensuring the delay between s is less than the specified guard time When a valid escape sequence is detected the modem responds with OK Do not send commands until the OK response has been received A command that is sent too soon may not be interpreted correctly 3 Pa...

Page 99: ...tion mode handshake sequence DSR transitions from off to on when the answer back tone is sent if DSR is not configured for the High setting If the modem is using error correction the error correction link handshake takes place after the modulation mode handshake and before DCD if DCD is not configured for the High setting transitions from off to on This command causes the modem to answer a call re...

Page 100: ...e follows the above responses ATO Leave Command Mode This command can be used only when the modem is in the online escape mode or after a semicolon dial modifier in a dial string The user may leave escape mode and return to data mode by typing ATO or ATO0 If a retrain is desired while returning to data mode ATO1 must be used If this command is issued while the modem is disconnected from the phone ...

Page 101: ...egister This section describes how to read and change S Register values This section is in two parts The first part describes the AT commands used to display and change S Register values The second part describes S Registers used by the modem Any S Register that is not stored in memory is reset to its default value when you Power up the modem Load a new Option Set Reinitialize memory Displaying an...

Page 102: ...Change S Register Value AT x This command lets you change the value of an S Register stored in volatile memory The selected S Register is the last S Register that was accessed using an S Register command or the ATSn command x must be a number within the specified range for the S Register On power up S Register 0 is selected If you try to change the value of an unused S Register the modem displays ...

Page 103: ...character Values greater than 127 disable the escape function S Register 3 Carriage Return Character This S Register determines the decimal value of the carriage return character The default setting 13 translates to the ASCII CR carriage return character S Register 4 Line Feed Character This S Register determines the decimal value of the line feed character The default setting 10 translates to the...

Page 104: ...ut AT TT is set to S7 the value of S Register 7 determines the number of seconds that the modem waits for a carrier signal from the remote modem after dialing or answering a call S Register 7 also affects the dial modifiers W w and Dial Modifier If Call Timeout AT TT is set to S7 the value of S Register 7 determines the length of time for which the dial modifier instructs the modem to detect five ...

Page 105: ...operation only To use S Register 10 s setting the front panel DCD Loss Dis option AT CD must be set to S10 Also if S Register 10 is set to 255 the modem will not hang up because of a carrier loss Setting the AT CD DCD Loss Disconnect option under the TERMINAL OPT S menu to S10 enables the DCE disconnect feature for V 32 V 32bis and V 34 modulation modes For these modes the S Register 10 determines...

Page 106: ...S Register 12 is multiplied by 0 02 to determine the number of seconds For example the value of the factory default 50 is one second If S Register 12 is set to 0 the speed at which you enter the escape sequence is not a factor S Register 18 Test Timer This S Register determines the duration in seconds of loopback tests With S Register 18 set to 0 the timer is not operational and tests must be term...

Page 107: ...TS while the modem is online It operates in modes specified by the RTS AT RS and CTS AT CT commands The time is selectable in 1 100 second intervals from 0 to 2 55 seconds S Register 30 DTE Inactivity Disconnect If DTE Inactivity S30 AT SI the modem disconnects when data is not sent or received for an amount of time greater than the value stored in S Register 30 multiplied by 10 seconds Time outs ...

Page 108: ...e that the prompt tone is generated by the answer modem to the time that the answer modem detects the first digit of the calling modem s password S Register 46 Access Security Lead Digit Delay Timeout This S Register specifies the lead digit delay timeout when ACCESS SECURITY Tone AT ZP is enabled S Register 96 Signalling System 5 This S Register specifies whether Signalling System 5 is enabled St...

Page 109: ... 0 represents 1 second Range 0 39 S Register 97 Value 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 Break Signal Duration ms 1000 1 second 26 52 78 104 130 156 182 208 234 260 286 312 338 364 390 416 442 468 494 520 546 572 598 624 650 676 702 728 754 780 806 832 858 884 910 936 962 988 1000 ...

Page 110: ...is S Register extends part of the V 32 modulation mode training time It provides a workaround to an inability of Rockwell based modems to establish a connection Motorola recommends that with Rockwell based modems you set S 99 to 120 Stored in Nonvolatile Memory Yes Status Only No Default 0 Range 0 1 Stored in Nonvolatile Memory Yes Status Only No Default 0 Range 0 to 216 One unit 32 baud 13 5 mill...

Page 111: ...g Guide Contents Introduction 6 2 Assumptions 6 2 Troubleshooting 6 2 The First Step 6 2 Troubleshooting Steps 6 2 326X Series Modem Diagnostic Tests 6 10 Initiating and Terminating Tests from the Modem s Front Panel 6 11 Synchronous Data Compression SDC Testing 6 11 ...

Page 112: ...l initial cabling complete Troubleshooting This section discusses Dial operation problems Synchronous data compression SDC mode problems Leased line operation problems The First Step First confirm that your data communications application is set up correctly Confirm that your communications software is configured for the correct serial port to which your modem is connected i e COMM1 COMM2 etc Conf...

Page 113: ...t the communications software package s baud rate is set to a rate that the modem s autobaud feature supports Check modem s configuration DTE Rate AT DE ACU Form Char Length Parity AT RP Result Code ATQ Ensure ACU is compatible with modem s configuration Make sure the DTE is set to a valid character format to operate the modem s autobaud feature see Chapter 5 for details on this feature If modem s...

Page 114: ...re that DTR 108 1 AT D5 or Tail AT D4 Ensure the DTE is supplying DTR Check that the communications package s data rate is set to a rate that the modem s autobaud feature supports Unable to establish a connection Check the disconnect code from the front panel or AT response Based on the disconnect reason take the appropriate action Check the modulation configuration Mod AT MM Max Rate AT MX Min Ra...

Page 115: ... protocol is used and the package supports RTS CTS Flow control set Flow RTS CTS AT FL3 If the package does not support RTS CTS flow control set Flow Off AT FL0 If in normal mode check for modem to modem flow control Turn modem flow control off Verify line quality Run a remote digital loopback RDL or RDL with pattern test After running the RDL if no errors occur your line is good If errors occur p...

Page 116: ... the line and perform a local analog loopback LAL or LAL with pattern test with modem flow control off If the LAL or LAL with pattern test fails contact Motor ola Customer Support If the LAL or LAL with pattern test passes you may have a line problem contact your telephone company or a problem with your application check with your software vendor Data stops passing Modem could be in flow off condi...

Page 117: ...of a file or a file aborts in the middle of transfer Check the modem s flow control settings Ensure that the DTE s flow control is the same as the modem s setting for example XON XOFF RTS CTS Check whether your communications package supports speed conversion If your communications software supports speed conver sion set modem s Speed Conver On AT SC1 It takes longer than expected to transfer a fi...

Page 118: ...s used half duplex proto col Increase window size If using Novell IPX Ensure burst mode is selected Check whether TpDlyMin Off AT TD0 or TpD lyMin RxD Dly AT TD2 If your DTE can handle Rx clock stopping set TpDlyMin Rx Clk Check if modem is set for Flow Off AT FL0 If your DTE can handle Tx clock stopping set Flow Tx Clk AT FL5 If it does not support Tx clock stopping use CTS If performance is not ...

Page 119: ...ack Ensure one modem is set for answer and one for originate Ensure modem is set to match line type 2 or 4 wire If you are still experiencing problems run an LAL pattern test on both modems If errors are found on either end contact Motorola Customer Support If the LAL pattern test passes you may have line problems contact your telephone company Check the modulation configuration Mode AT CA Max Rat...

Page 120: ...tails on tests refer to Chapter 4 of the 326X Series Modem Reference Guide Test Description AT Command Local Analog Loopback Tests the local modem s transmit and receive circuits by looping local DTE data from the modem s transmitter to its receiver T1 Local Analog Loopback Pattern Tests the local modem s transmit and receive circuits with an internally generated test pattern T8 Remote Digital Loo...

Page 121: ...tiating the following online tests Remote digital loopback Remote digital loopback pattern Data mode pattern Local digital loopback during SDC connection the modem falls back to Direct mode Mode Direct AT SM to run the test If the modem is set for internal timing Clock Internal AT X the DTE clock is changed to match the DCE rate If the modem is set for external timing Clock External AT X the clock...

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Page 123: ...ontents Configuration Quick Reference Menu Trees A 2 For More Detail A 2 Audience and Assumptions A 2 Performing Numeric Entry A 37 Cross Referenced List of S Registers A 38 Dial Modifiers for Special Dialing Requirements A 39 Result Codes A 41 Configuring the Modem s Dual In line Package DIP Switches A 44 ...

Page 124: ...y information how to use the front panel control keys to change numeric values of configuration settings S Registers cross referenced to AT Commands and front panel options Dial modifiers Result codes numeric short form and word long form Instructions for configuring Dual In line Package DIP switches which let you override configuration settings normally selected through AT commands or the front p...

Page 125: ...xternal 2 SDC Loopback Off Low BER On Fast Call Off A Lvl1 Lvl2 Lv i3 2 3 4L SDC PSTN On A Off 550 1800 Guard Tone Off AT L AT MM AT AY AT LS AT MX AT MN AT FC AT AP AT CA AT X AT RT ATY AT MD AT G V 34 Asym On Off AT AR RESTORAL OPT S Restore Off 1 2 3 4d LtoD Low Fast A D to L Manual 1 2 3 4d Hold Dialine Off A Ans Rest LL Fail A FP Only FP 108 1 FP 116 FP Auto 4L FP 108 ACU FP 116 ACU Low Slow ...

Page 126: ... 1 Call Progress 4 V25b 3 LPDA2 None 2 4 1 2 3 4 LPDA2 Addr FF LPDA2 ID 326X 7855 LPDA2 Det Enab Disab AT Form Async A V25Form Async NoAcu Form Async 1 4d Default Dial Off 1 2 3 4d Async Echo On A Char Length 8 Answer Manual V25 Char ASCII A EBCDIC Sync Idle Mark V25 Resp V25bis Parity V 25bis AT Msg Before CD A RsltCode Enable A RsltForm Numeric Rel Msg Off A SyncData DTR Dial Man Dial AsynSync B...

Page 127: ...n 30min S30min DTE Ct 140 Off D On DTE Ct 141 Off D On Ext Select Off D 1H 2L 1H 3L 1H 4L 2H 1L 2H 3L 2H 4L 3H 1L 3H 2L 3H 4L 4H 1L 4H 2L 4H 3L DTE Pin 25 Busy Test Ext Cntrl Pin 20 Pin 14 Inactivity Off DTR High 1 4L Normal 2 3 4 ACU On AsyncSync 1 Normal 2 3 4 ACU On Remote Wink DTR Delay S25 A 10 sec 15 sec AT FL AT SC AT D AT RS AT R AT CT AT DL AT C AT SR AT S AT MR AT CD AT OS AT LD AT LA AT...

Page 128: ...Enter to Set SRCH RMT LL ADDR Rmt Ser nnnnnnn Enter to Search NETWK CNTL OPT S NC Address 000 OverrideMode Off D On NC Port Rate 75 D 110 150 1200 2400 4800 9600 RmtNest Modem No A B RmtNest Modem No A B Pass Thru opt 1 opt 2 AT RC AT RA FP SECURITY Set Protection Change Password Enter Password Password Disable D Enable ACCESS SECURITY PW Verify Dis D Enter Group PW Callback Off D Tone None D Inte...

Page 129: ...number using AT commands enter ATD followed by the telephone number and a carriage return Example ATD5551234 CR ATDSn ATDS n or AT DSn AT DS n Dial From Stored n Dialing a Stored Telephone number n 1 9 Dial telephone number stored in address n Before using this option enter a telephone number into the modem address book See AT Z AT CN to learn how to enter telephone numbers If you enter ATDS or AT...

Page 130: ...rs ATQ0 RsltCode Enable Result Codes Result codes are displayed at the DTE ATQ1 Disable Result codes are not displayed at the DTE ATQ2 Orig Result codes are output to the DTE only when operating as an originate modem ATS S Regxxx nnn S Register Lets you view and set S Registers where xxx equals the S Register to change and nnn equals the value of the register The value must be within the specified...

Page 131: ...109 AT C0 High DCD is always on AT C1 Normal DCD is off during dialing and while the modem is training with the remote modem DCD is on in data mode It is off when the modem is disconnected from the telephone line AT C2 ACU On DCD is on when the modem is disconnected so that terminals requiring this signal can use the ACU During dialing DCD goes off until both modems train and are ready to pass dat...

Page 132: ...DTR signal must remain on throughout the connection An on to off DTR transition disconnects the modem from the telephone line If DTE is low the modem does not auto answer AT D7 108 2 Bsy When the modem is disconnected from the telephone line and the DTE asserts DTR the modem responds to all AT commands The DTR signal must remain asserted throughout the connection When the DTE de asserts DTR The mo...

Page 133: ...n nest card modems Make Busy settings display in standalone modems but are not active AT L0 Line Dial Line Type The modem communicates over dial lines in dial applications only AT L1 2W Lease The modem communicates over a 2 wire leased line The ACUs AT and V 25bis are not functional when the modem is connected to a leased line AT L2 4W Lease The modem communicates over a 4 wire leased line The ACU...

Page 134: ...oopback test AT T6 TEST RDL Initiates a remote digital loopback test AT T7 TEST RDL Pat Initiates a remote digital loopback pattern test AT T8 TEST LAL Pat Initiates a local analog loopback pattern test AT V0 Status Long Form Status Modem Status Display Lets you view modem status information on the control terminal in long form The display shows operating status DTE DCE rate status asymmetric rate...

Page 135: ... n 1 9 Lets you store up to nine telephone numbers in the modem s address book of up to 50 characters each To enter a number into the address book enter the AT Z or AT CN command the telephone book address 1 9 a comma and the telephone number to store For example to store the number 1 222 555 444 in memory location 3 enter AT CN3 12225554444 CR If you enter AT Z or AT CN without specifying a memor...

Page 136: ...ine probing feature during the initial training sequence Line probing selects the maximum data rate that the line can support as well as the optimal baud rate and carrier frequency Due to this in the V 34 modulation modes V 34 Auto and V 34 Only the modem may require a longer training sequence NOTE For a summary of the supported data rates baud rates and carrier frequencies refer to the V 34 Modul...

Page 137: ... remote site immediately and deletes all data from its buffers NOTE Destructive breaks reinitialize data compression tables for MNP 5 and V 42bis AT BK1 Expedited The modem uses nondestructive and expedited break handling It passes the break to the remote site immediately without deleting data from its buffers AT BK2 Standard The modem uses standard break handling It passes the break to the remote...

Page 138: ...ion When CTS RTS the RTS CTS Delay AT DL option is not available AT DA0 Default Dial Off Default Dialing The default dial feature is disabled AT DA1 9 1 9 The modem direct dials the telephone number stored in the memory address selected memory addresses 1 9 when one of the following conditions occurs DTR 108 1 or Tail and the DTE turns the DTR signal from off to on DTR 108 2 Esc Discon Reset or Hi...

Page 139: ...D4 12 sec The modem waits 12 seconds for a dial tone AT DD5 15 sec The modem waits15 seconds for a dial tone AT DD6 20 sec The modem waits 20 seconds for a dial tone AT DD7 30 sec The modem waits 30 seconds for a dial tone AT DD8 40 sec The modem waits 40 seconds for a dial tone AT DD9 S7 Dial wait is determined by setting S Register 7 See the S Registers section in Chapter 5 AT DE2 DTE Rate 300 D...

Page 140: ...ccur over a period of time The originating modem initiates restoral if the number is exceeded AT DI0 Low Fast This is the most sensitive setting It lets the modem initiate restoral when signal quality deteriorates slightly For V 34 V 32 V 32 Uncoded V 32bis modulation modes 3 retrains must occur within 5 minutes before a dial restoral connection is established For other modulation modes 6 retrains...

Page 141: ...TR signal from the DTE If the DTR signal is low the modem disconnects This feature is used when AT Form SyncData or V25 Form AsynSync AT DT0 S25 The modem waits for the time specified by S Register 25 before examining DTR AT DT1 10 sec The modem waits 10 seconds before examining DTR AT DT2 15 sec The modem waits 15 seconds before examining DTR EC Error Correction The AT EC EC command determines wh...

Page 142: ...onous applications the local modem and DTE use DTR CTS signals to operate flow control In SDC applications DTR CTS flow control operates the same as asynchronous applications except flow control is unidirectional from the local modem to the DTE through the CTS signal the modem uses CTS to signal when the buffers are full The DTR signal has no impact on flow control in synchronous applications AT F...

Page 143: ...8 to the modem The DTE must support Circuit 141 in order to use this option AT LA0 Off The modem does not respond to a signal on Circuit 141 Pin 18 AT LAl On An off to on transition on Circuit 141 Pin 18 causes the modem to initiate a local analog loopback test An on to off transition on V 24 Circuit 141 Pin 18 takes the modem out of a local analog loopback test Line Compen Line Compensation Enabl...

Page 144: ...ber to link m For example AT LN2 4 In this example memory location 2 is linked to memory location 4 To clear the link between the two memory locations enter AT LN2 Effectively memory location 2 is now linked to no memory location Low Speed Low Speed Determines which low speed modulation mode is used when a higher V 34 V 32bis V 32 or V 22bis modulation mode connection cannot be made while Mod V 34...

Page 145: ... 22bis Bell 212 V 21 or Bell 103 depending on the Low Speed option AT MM2 Mod V32bis Only V 32bis or V 32 modulation mode is used AT MM3 V32 Only V 32 modulation mode is used AT MM12 V32 Uncoded V 32 modulation mode is used without the Trellis coded Modulation TCM scheme This selection reduces end to end data delay With this selection while operating at 4 8 bps you do not have an embedded secondar...

Page 146: ...except DSR is dropped when the remote modem requests a disconnect AT Msg AT Message Determines when the AT connect message is sent to the DTE AT MS0 After CD The AT connect message is sent to the DTE after DCD is raised AT MS1 Before CD The AT connect message is sent to the DTE before DCD is raised Max Rate Maximum Rate Sets the maximum rate at which the modems communicate over the analog network ...

Page 147: ...ps When operating in an environment where the conditions described for Lvl1 and Lvl2 exist Lvl2 is recommended to enhance performance AT ND View Phone n View Stored Telephone Numbers Lets you view the telephone numbers stored in the modem s nine telephone book addresses Enter AT ND CR Ext Cntrl External Control Lets you select which pin the AT OP Ext Select command responds to NOTE If AT OP is set...

Page 148: ...erforming the following procedure IMPORTANT When you unlock a modem with this procedure option settings and telephone numbers are deleted from modem memory Before using the modem again reconfigure option settings and re enter stored telephone numbers 1 Close Switch 4 on the rear panel set it to down position See Table A 6 for details 2 In the Status Option Sets Dialing menu press until Reinit Memo...

Page 149: ... configuration session refer to Chapter 1 of the 326X Series Modem Reference Guide AT RDn Redial Last Number With this command the modem redials a call until a successful connection is made or the call has been attempted n times This command causes your modem to redial the last number dialed Restore Initiate Terminate Restoral Determines how modems operating on a leased line handle initiation of a...

Page 150: ...the RTS signal The DTE signals the modem with RTS on EIA TIA 232 D Pin 4 V 24 Circuit 105 AT RS0 Normal The DTE controls data transmission with RTS AT RS1 High The modem sets RTS high Use this setting if the DTE does not provide RTS If you are using Normal or Reliable data transfer mode and you are using RTS CTS flow control this setting is overridden and RTS operates as if RTS Normal AT RS2 Remot...

Page 151: ...em disconnects if 30 minutes elapses without data transfer to or from the DTE AT SI5 S30min The inactivity timeout is controlled by the value set in S Register 30 EC ID Error Correction ID Sets the ID number that modems exchange when they attempt to establish an MNP link AT SL0 Default The modem identifies itself with a generic MNP identification number Use this option unless you are certain that ...

Page 152: ...annot establish an error corrected link Enable terminal flow control when operating in the Auto Reliable mode If the local modem negotiates a connection in the V 21 or Bell 103 modulation mode Normal mode is used in asynchronous applications Direct mode is used in synchronous applications AT SM4 Spd AutoRel Speed Dependent Auto Reliable Once the local modem connects with the remote modem it attemp...

Page 153: ...em does not receive answer back tone from the remote modem within the specified time the modem disconnects AT TT0 30 The modem waits 30 seconds for a call to succeed AT TT1 45 The modem waits 45 seconds for a call to succeed AT TT2 60 The modem waits 60 seconds for a call to succeed AT TT3 90 The modem waits 90 seconds for a call to succeed AT TT4 180 The modem waits 180 seconds for a call to succ...

Page 154: ... command limitations AT ZD0 Off No dial restrictions exist AT ZD1 Lvl1 The auto redial command is not allowed The A command is not allowed if the previous command was a dial command In both cases the modem reports an ERROR message to the DTE AT ZD2 Lvl2 Lvl2 has the same function as Lvl1 In addition only stored phone numbers may be dialed The ATD V 25bis CRN LPDA2 Hex 21 and the front panel Enter ...

Page 155: ...ed Ringback Determines whether the answer modem sends a ringback tone to the calling modem prior to sending an answer back tone immediately after entering the access security password NOTE For a detailed description of how the modem s access security and call features operate refer to Chapter 2 of the 326X Series Modem Reference Guide AT ZS0 Disable No ringback tone is sent to the remote modem pri...

Page 156: ...ous DTEs AsynSync Modem dials calls asynchronously but data is passed synchronously Bitsync The DTE uses the bit synchronous HDLC like protocol outlined in the ITU V 25bis specification Charsync The DTE uses the character synchronous protocol outlined in the ITU V 25bis specification NOTE Charsync is not available for the SDC operating mode NoAcu Form This option determines the format of data when...

Page 157: ...mode V25 Resp The modem does not send a message to the DTE LPDA2 Addr Lets you select the modem s address See Chapter 2 of the 326X Series Modem Reference Guide for details LPDA2 ID Allows the modem type to be returned in the data field response field 326X Sends 3260 in data response 7855 Sends 7855 in data response LPDA2 Det Enab LPDA2 commands are recognized in the data stream and the commands a...

Page 158: ...ear panel 75 Configures the network control port for speeds indicated in bits per second bps 110 150 1200 2400 4800 9600 Pass Thru The modem uses an in band secondary channel to pass network management data to the remote modem The channel is not disruptive to main channel user data Pass Thru controls how network control data is passed to the remote modem when the modem is configured as DIAL opt 1 ...

Page 159: ...ted keying in the numeric entry To re enter a number or character press to place the cursor at the beginning of the line then re enter the number or character 6 Press to save your selection Front Panel Option Description Enter Phone n Stores phone number to phone book memory in location n Enter Then Dial Lets you dial from the front panel S Reg xxx nnn Lets you set S Register xxx to nnn LPDA 2 Add...

Page 160: ...t for Dial Tone AT BD2 Blind Dial S6 S7 Wait for Data Character AT DD9 Dial Wait S7 S7 Wait for Data Character AT TT5 Call Timeout S7 S8 Pause Time for Pause Delay Dial Modifiers AT DP4 Pause Delay S8 S10 Carrier Loss Hang Up Delay AT CD3 DCD Loss Dis S10 S11 DTMF Tone Duration AT TL1 Tone Length S11 S12 Escape Code Guard Time S18 Test Timer S25 Delay Before Looking for DTR S26 RTS CTS Delay AT DL...

Page 161: ...ting is not changed from Auto If set to other than Auto the pulse tone setting is modified to force pulse dialing If no pulse dial modifier is inserted in the number stream the modem dials according to the pulse tone setting of the Dial option in the front panel DIALING OPT S menu These modifiers can also be used as commands outside the dial string T t Tone When either of these modifiers are encou...

Page 162: ... modem originate the call in answer mode and is used to dial an originate only modem Immediately after the dial command is processed an answer back tone is gener ated and the modem attempts to complete the connection for the length of time specified by Call Time out H h Discon nect Makes the modem disconnect from the dial line This must be the last modifier in the dial string and must also be prec...

Page 163: ...Off AT SC0 or if the modem is operating in Direct or synchronous modes the CONNECT message speed reflects both the DTE to modem and the modem to modem rate which are the same Table A 5 provides a listing of word and numeric form result codes Table A 5 Result Codes Word Form Response Numeric Form Response OK 0 CONNECT 1 RING 2 NO CARRIER 3 ERROR 4 CONNECT 1200 5 NO DIALTONE 6 BUSY 7 NO ANSWER 8 PAS...

Page 164: ... 12000 RELIABLE 36 CONNECT 14400 RELIABLE 37 CONNECT 16800 RELIABLE 38 CONNECT 19200 RELIABLE 34 CONNECT 21600 RELIABLE 39 CONNECT 24000 RELIABLE 41 CONNECT 26400 RELIABLE 84 CONNECT 28800 RELIABLE 85 CONNECT 31200 RELIABLE 87 CONNECT 33600 RELIABLE 88 CONNECT 38400 RELIABLE 42 CONNECT 48000 RELIABLE 82 CONNECT 56000 RELIABLE 83 CONNECT 57600 RELIABLE 76 CONNECT 64000 RELIABLE 77 CONNECT 72000 REL...

Page 165: ...4800 RELIABLE EC xxx DC yyy 31 CONNECT 7200 RELIABLE EC xxx DC yyy 35 CONNECT 9600 RELIABLE EC xxx DC yyy 32 CONNECT 12000 RELIABLE EC xxx DC yyy 36 CONNECT 14400 RELIABLE EC xxx DC yyy 37 CONNECT 16800 RELIABLE EC xxx DC yyy 38 CONNECT 19200 RELIABLE EC xxx DC yyy 34 CONNECT 21600 RELIABLE EC xxx DC yyy 39 CONNECT 24000 RELIABLE EC xxx DC yyy 41 CONNECT 26400 RELIABLE EC xxx DC yyy 84 CONNECT 288...

Page 166: ...EIA TIA 232 D Pin 23 is set for data rate input Setting Switch 1 to this position has no effect on modem operation NOTE When operating with a V 35 electrical interface leave switch S1 in the off up position at all times 2 On down EIA TIA 232 D Pin 23 is set as a data indicator Off up Busy Out select A signal on EIA TIA 232 D Pin 25 makes the modem appear busy to incoming calls NOTES 1 You must set...

Page 167: ...On down Reinitializes modem to its factory settings Use this when you forget your password to unlock password protection See Table A 1 under AT PN 5 Off up The AT and V 25bis or LPDA 2 command sets can be used from an attached terminal On down AT and V 25bis commands cannot be used from an attached terminal NOTE If the modem is under remote configuration control the controlling modem retains AT AC...

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Page 169: ...mputer Interface B 2 ITU Recommendation V 35 Modem to Computer Interface B 4 ITU Rate V 35 Modem to Computer Interface Pinouts B 5 Differences EIA TIA 232 D and ITU Rate V 35 Interfaces B 6 DIAL LINE LEASE PRIVATE LINE PHONE Connector Pinouts B 6 NC Network Control Port Pinouts B 7 Cabling B 7 Cable Considerations B 7 DTE Cable Diagnostics B 10 ...

Page 170: ...ignal Definition 1 Not used 2 BA 103 Transmitted Data TXD Digital data transmitted from the local terminal to the remote modem 3 BB 104 Received Data RXD Demodulated data received by the local terminal from the remote modem 4 CA 105 Request To Send RTS Sent from local terminal to local modem to ready it for data transmission 5 CB 106 Clear To Send CTS Passes from the local modem to the local termi...

Page 171: ...ts this signal to the DTE to synchronize received data RXD 18 141 Local Analog Loopback Test Initiated at local terminal and passed to local modem causing it to initiate local analog loopback test 19 Not used 20 CD 108 1 108 2 Data Terminal Ready DTR 108 1 Sent by DTE causes the modem to connect to the phone line 108 2 Sent by DTE allows the modem to connect to the phone line 21 140 Remote Digital...

Page 172: ...terface If your DTE does not have a V 35 interface do not under any circumstances connect the modem to a non V 35 device If you make such a connection you may seriously damage the modem Motorola makes no guarantee of the equipment s integrity if you do not ensure that compatible interfaces are used If your DTE does not have a V 35 interface use an external converter cable Figure B 1 326XFAST SDC S...

Page 173: ...d from the local modem to the local DTE when an acceptable carrier signal is received by the modem 9 Not Used 10 Not Used 11 Not Used 12 Receive Clock B Timing signal extracted from the received carrier Local modem transmits this signal to the DTE to synchronize received data 13 Transmit Clock B Local modem sends an internally generated transmit timing signal to the local terminal to synchronize t...

Page 174: ...rnal Transmit Clock B Transmit timing signal generated by some synchronous DTEs providing clock to the local modem 24 External Transmit Clock A Transmit timing signal generated by some synchronous DTEs providing clock to the local modem 25 Test Indicate TI Local modem signals to local terminal when local modem is in test The terminal can initiate a Busy Out condition on this circuit When a V 35 El...

Page 175: ...thod is not followed your modem may cause errors in data transmission Motorola makes no guaran tee of proper modem operation if you do not use a cable with the correct capacitance Cable Considerations Motorola has specified a maximum allowable cable capacitance for use with the expanded data rates of 326X modems You must determine the correct capacitance of the cable you intend to use with the mod...

Page 176: ...he range of rates that the modem will use For example to routinely operate the modem s DTE port between 20 0 and 96 0 kbps determine the cable capacitance for the higher rate You can operate the modem up to but not exceeding the maximum rate capacitance that you calculate 3 Refer to Table B 4 for the maximum allowable cable capacitance for a given rate For example to operate the modem at 64 0 kbps...

Page 177: ...e wires that are available with the correct capacitance to support the higher rates of the 326X Modem 900 pF 30 ft 30 pF ft Table B 5 Motorola DB 25 Low Capacitance Cables for 326X Description Motorola Product Code Up to 19 2 kbps ft Up to 64 0 kpbs ft Up to 96 0 kbps ft Up to 115 2 kbps ft Motorola Male 25 Male 25 Straight through 92153 92152 92151 92150 50 30 10 6 Motorola Male 25 Female 25 Stra...

Page 178: ...ication Table B 6 Vendor Wire for 326X Vendor Part Number Conductor Capacitance pF Shield Capacitance pF Up to 19 2 kbps ft Up to 64 0 kbps ft Up to 96 0 kbps ft Up to 115 2 kbps ft Belden 9948 35 63 24 49 9 18 4 08 2 04 9671 30 55 28 24 10 59 4 71 2 35 8125 12 5 22 69 57 26 09 11 59 5 80 9937 12 22 70 59 26 47 11 76 5 88 8155 11 20 77 42 29 03 12 90 6 45 Manhattan M39026 33 65 24 49 9 18 4 08 2 0...

Page 179: ...nostic procedures in this section 2 Follow Steps 1 to 3 in the section above to verify the cable at a remote site 3 Once the cable at the remote site has been verified initiate a dial connection with the host site 4 If there are no errors in data transmission the cable at the host site is most likely appropriate for the application 5 If the transmitted and received messages are different the cable...

Page 180: ......

Page 181: ...Panel Interface Pinouts C 17 Stand alone Models 3260 65 and 3261 66 Interface Pinouts C 17 Dial Line Interface Models 3260 3265 C 17 2 Wire Leased Line Interface Models 3260 3265 C 17 Phone Connector Interface Models 3260 3265 C 18 Dial Line Interface Models 3261 3266 C 18 2 Wire Leased Line Interface Models 3261 3266 C 19 4 Wire Leased Line Interface Models 3261 3266 C 19 Phone Connector Interfac...

Page 182: ...ause 1 2 C 33 Compliance with BS6789 Section 6 1 1986 Clause 5 2 C 33 Compliance with BS6789 Section 6 1 1986 Clause 7 3 1 3 C 33 Compliance with BS6789 Section 6 1 1986 Clause 7 3 1 4 C 33 Compliance with DTI 83 009I C 34 Compliance with BS6301 C 34 Compliance with BABT SITS 83 009 Section D C 34 Installation of Telephone Socket C 35 Application for Installation of Telephone Socket C 35 U S A C 3...

Page 183: ... pinouts Delayed Forbidden list operation in each country Country specific information that applies only to Canada Denmark Hong Kong the United Kingdom and the U S A Use the Universal International section if your country is not one of the following NOTE References to the 326X Series Modem apply to 326X V 32bis 326X and 326X SDC Series Modems unless stated otherwise Country Support Country approva...

Page 184: ...chlusse die mit anderen Geraten verbindet werden kon nen sind als SELV beschrieben Um Konformitat mit EN 60950 zu versichern sichern Sie es daß diese Anschlusse nur mit den des selben Type auf anderen Geraten verbindet wer den All Models These units are not suitable for connection to an IT power distribution system nor for use in a host device which is connected to an IT power distribution system ...

Page 185: ...llowing example Answer can be set only to Manual AT AA0 Ring 1 AT AA1 and Ring 2 AT AA2 Other settings are restricted NOTE Refer to later sections in this appendix for information on using the modem in the U S A Setting AT Command Manual AT AA0 Ring 1 AT AA1 Ring 2 AT AA2 ...

Page 186: ... Loss Dis 7 sec 3 sec AT CD2 AT CD1 AT DD Dial Wait Always 6 sec AT DD3 6 sec 4 sec 3 sec AT DD3 AT DD2 AT DD1 Always 20 sec AT DD6 2 sec 4 sec 6 sec S7 AT DD0 AT DD2 AT DD3 AT DD9 AT DP Pause Delay Always 4 sec AT DR Auto Redial Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 Off 1 2 8 AT DR0 AT DR1 AT DR2 AT DR8 Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 AT LL LAL Busy Out Restricted in 3265 6 Restricted Restr...

Page 187: ... Restricted AT DD Dial Wait 2 sec 4 sec 6 sec Using S7 AT DD1 AT DD2 AT DD3 AT DD9 2 sec 4 sec 6 sec 15 sec 20 sec AT DD0 AT DD2 AT DD3 AT DD5 AT DD6 4 sec 6 sec 15 sec Using S7 AT DD2 AT DD3 AT DD5 AT DD9 Off 3 sec AT CD0 AT CD1 AT DP Pause Delay Always 3 sec 6 sec 12 sec AT DD3 AT DD4 AT DR Auto Redial Off 1 2 8 AT DR0 AT DR1 AT DR2 AT DR8 Off 1 2 8 AT DR0 AT DR1 AT DR2 AT DR8 3 sec 6 sec 9 sec ...

Page 188: ...t 2 sec 4 sec 6 sec 15 sec 20 sec AT DD0 AT DD2 AT DD3 AT DD5 AT DD6 Always 6 sec AT DD3 3 sec 4 sec 6 sec AT DD1 AT DD2 AT DD3 2 sec 4 sec 6 sec Using S7 AT DD1 AT DD2 AT DD3 AT DD9 AT DP Pause Delay AT DR Auto Redial Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 AT LL LAL Busy Out Restricted Restricted in 3265 6 AT LN DTE Pin 25 Restricted Restricted in 3265 6 8 Res...

Page 189: ... 3 sec 4 sec 6 sec AT DD1 AT DD2 AT DD3 2 sec 4 sec 6 sec Using S7 AT DD1 AT DD2 AT DD3 AT DD9 15 sec 30 sec 40 sec AT DD5 AT DD7 AT DD8 AT DP Pause Delay Always 3 sec AT DR Auto Redial Off 1 2 3 4 AT DR0 AT DR1 AT DR2 AT DR3 AT DR4 Off 1 2 AT DR0 AT DR1 AT DR2 Off 1 8 AT DR0 AT DR1 AT DR8 AT LL LAL Busy Out Restricted AT LN DTE Pin 25 Restricted AT TL Tone Length Always 72 ms AT TL0 Always 72 ms ...

Page 190: ...sec AT BD1 Restricted AT CD Loss Dis Off 3 sec 7 sec AT CD0 AT CD1 AT CD2 3 sec 7 sec AT CD1 AT CD2 AT DD Dial Wait 2 sec 4 sec 6 sec 15 sec 20 sec AT DD0 AT DD2 AT DD3 AT DD5 AT DD6 2 sec 4 sec 6 sec Using S7 AT DD0 AT DD2 AT DD3 AT DD9 Always 6 sec AT DD3 3 sec 4 sec 6 sec AT DD1 AT DD2 AT DD3 AT DP Pause Delay Always 4 sec AT DR Auto Redial Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 Off 1 2 3 4 AT D...

Page 191: ... Restricted Always 4 sec AT BD1 AT CD Loss Dis AT DD Dial Wait 15 sec 30 sec 40 sec AT DD5 AT DD7 AT DD8 6 sec 12 sec AT DD3 AT DD4 Always 6 seconds AT DD3 2 sec AT DD0 4 sec AT DD2 6 sec AT DD3 S7 AT DD9 AT DP Pause Delay Always 3 sec Always 4 sec AT DR Auto Redial Off 1 2 3 AT DR0 AT DR1 AT DR2 AT DR3 AT LL LAL Busy Out Restricted AT LN DTE Pin 25 Restricted AT TL Tone Length Always 72 ms AT TL0...

Page 192: ...lets the software package continue communication with the modem Some software packages may be affected by this new functionality Motorola recommends that you change the initialization string of your software communication package for the restricted options or option settings that may apply in your country Refer to the software package documentation for further information If you enter a restricted...

Page 193: ... shows the rear panel view of the 3261 leased line modem with dial restoral This version is used in U S A Model 3261 Canada Model 3266 Japan Model 3266 NOTE 326X Series Modems for Canada and Japan are identical to Model 3261 for the U S A The model number of the modem for Canada and Japan is 3266 Canada and Japan are included in this section with the view of the U S A 3261 modem Figure C 2 Rear Pa...

Page 194: ...ountries using the layout 3265 Modem Rear Panel View A Figure C 3 shows View A of the 3265 Modem This version is used in Australia Belgium Czech Republic Denmark Finland Ireland Israel Italy Malaysia Netherlands Norway Portugal South Africa Spain Universal International Figure C 3 View A Rear Panel Layout 3265 Dial Only IN NC DTE DIAL LINE 1 ON 6 PHONE OUT ...

Page 195: ...Rear Panel View C Figure C 5 shows View C of the 3265 Modem This version is used in Hong Kong and the United Kingdom Figure C 5 View C Rear Panel Layout 3265 Dial Only 3265 Modem Rear Panel View D Figure C 6 shows View D of the 3265 Modem This version is used in France Sweden and Switzerland Figure C 6 View D Rear Panel Layout 3265 Dial Only IN OUT NC DTE DIAL LINE 1 ON 6 IN NC DTE DIAL LINE 1 ON ...

Page 196: ...tries using the layout 3266 Modem Rear Panel View A Figure C 7 shows View A of the 3266 Modem This version is used in Australia Belgium Czech Republic Denmark Finland France Ireland Israel Italy Malaysia Netherlands Norway Portugal South Africa Spain Sweden Switzerland Universal International Figure C 7 View A Rear Panel Layout 3266 Leased Line with Dial Restoral IN OUT NC DTE DIAL LINE 1 ON 6 PRI...

Page 197: ... with Dial Restoral 3266 Modem Rear Panel View C Figure C 9 shows View C of the 3266 Modem This version is used in Hong Kong and the United Kingdom Figure C 9 View C Rear Panel Layout 3266 Leased Line with Dial Restoral For an Illustration of the Enclosure Card Backplane Refer to the addendum 326X Series Modem Cards shipped with the backplane IN OUT NC DTE 1 ON 6 DIAL LINE PRIVATE LINE IN NC DTE D...

Page 198: ...face Models 3260 3265 Dial Line Connector Pin Canada U S A Hong Kong United Kingdom Germany Austria All Other Countries 1 MB Not Used LA Not Used 2 MB1 Telset B Not Used Not Used 3 MI Bell Shunt Ring Indicator Telset Ring 4 Ring Not Used LB Ring 5 Tip Telset A b2 Tip 6 MIC Not Used Not Used Telset Tip 7 PR Not Used Not Used 8 PC a2 Not Used Refer to Canada U S A country specific sections for rear ...

Page 199: ...ot Connected Not Used Not Used 2 Not Connected B Not Used 3 MI Bell Shunt Not Used 4 Ring Not Used Telset Ring 5 Tip A Telset Tip 6 MIC Not Used Not Used 7 Not Connected Not Used 8 Not Connected Not Used Refer to Canada U S A country specific sections for rear panel pinouts cross referenced with telco jack selections Table C 4 Dial Line Interface Models 3261 3266 Dial Line Connector Pin Canada U S...

Page 200: ...t Used Not Used Not Used Not Used Table C 6 4 Wire Leased Line Interface Models 3261 3266 Leased Line Connector Pin Canada U S A Germany Austria Hong Kong United Kingdom Japan All Other Countries 1 TX Ring TX Tip TX Tip TX Ring TX Ring 2 TX Tip TX Ring RX Tip TX Tip TX Tip 3 Not Used Not Used Not Used Not Used RX Tip 4 Not Used Not Used Not Used Not Used TX Ring 5 Not Used RX Tip RX Ring Not Used ...

Page 201: ...scribes DIAL LINE connector pinouts Table C 7 Phone Line Interface Models 3261 326 Phone Line Connector Pin Canada U S A Japan 1 Not Connected Not Used 2 Not Connected Not Used 3 MI Not Used 4 Ring Telset Ring 5 Tip Telset Tip 6 MIC Not Used 7 Not Connected Not Used 8 Not Connected Not Used Table C 8 Dial Line Interface All Card Models Dial Line A and Dial Line B Connector Pin Canada U S A Hong Ko...

Page 202: ...e and 2 and 4 Wire Lease Connector Pin Canada U S A Hong Kong South Africa United Kingdom All Other Countries 1 Not Used Not Used Not Used 2 Not Used Not Used Not Used 3 Not Used Not Used Not Used 4 Ring Ring Ring 5 Tip Tip Tip 6 Not Used Not Used Not Used 7 Not Used Not Connected Not Used 8 Not Used Not Connected Not Used Table C 10 2 Wire Leased Line Interface Models 3263 3268 2 and 4 Wire Lease...

Page 203: ...ithin the time in the Call Timeout AT TT option For these call failure conditions nine subsequent redial attempts are allowed If the redial call attempts are unsuccessful after a total of 10 calls the number is placed on the delayed list Then it cannot be dialed for 30 minutes After 30 minutes the number is available for dialing Austria Forbidden Call Lists The modem processes call attempt failure...

Page 204: ...to PTT regulations Before dialing a number the modem determines whether The number is on the delayed list The delayed list is full the list holds 16 numbers In either case the number is not dialed When the modem is turned off and then on again the lists are cleared and the numbers can be dialed After dialing the modem processes the following call failures as delayed calls The modem receives a busy...

Page 205: ...cording to PTT regulations Before dialing a number the modem determines whether The number is on the delayed or forbidden list The delayed or forbidden lists are full the list holds 16 numbers In either case the number is not dialed When the modem is turned off and then on again the lists are cleared and the numbers can be dialed The following criteria determine on which list the number is placed ...

Page 206: ...mpts are allowed If the redial call attempts are unsuccessful after a total of four calls the number is placed on the delayed list Then it cannot be dialed for 15 minutes After 15 minutes the number is available for dialing Ireland Delayed Call Lists The modem processes call attempt failures as delayed calls according to PTT regulations Before dialing a number the modem determines whether The numb...

Page 207: ...number is placed on the delayed list Then it cannot be dialed for 60 minutes After 60 minutes the number is available for dialing Norway Delayed Call Lists The modem processes call attempt failures as delayed calls according to PTT regulations Before dialing a number the modem determines whether The number is on the delayed list The delayed list is full the list holds 16 numbers In either case the...

Page 208: ...n For these call failure conditions three subsequent redial attempts are allowed If the redial call attempts are unsuccessful after a total of four calls the number is placed on the delayed list Then it cannot be dialed for 60 minutes After 60 minutes the number is available for dialing Other Country Specific Information This section contains information that applies to the following countries Can...

Page 209: ...tions for power and telephone lines should be wired to a single ground line This may be particularly important in rural areas These connections should be made by a qualified electrician If already installed the connections should be inspected by the appropriate electrical inspection authority To prevent circuit overload each piece of equipment is assigned a Load Number LN which denotes the percent...

Page 210: ...co Jack Selection RJ4MB RJ45S CA45A RJ16C RJ11C CA11A Leased Line 1 MB X Not Used Not Used Not Used Not Used 2 MB1 X Not Used Not Used Not Used Not Used 3 MI X X X Not Used Not Used 4 Ring X X X X X 5 Tip X X X X X 6 MIC X X X Not Used Not Used 7 PR X X Not Used Not Used Not Used 8 PC X X Not Used Not Used Not Used X active signal Table C 13 PHONE Connector Pinouts for Jack Operation Phone Connect...

Page 211: ...ack Selection RJ4MB RJ45S CA45A RJ16C RJ11C CA11A 1 MB X Not Used Not Used Not Used 2 MB1 X Not Used Not Used Not Used 3 MI X X X Not Used 4 Ring X X X X 5 Tip X X X X 6 MIC X X X Not Used 7 PR X X Not Used Not Used 8 PC X X Not Used Not Used X active signal Table C 15 PHONE Connector Pinouts for Jack Operation Phone Connector Pin No Phone Jack Function Telco Jack Selection RJ4MB RJ45S CA45A RJ16C...

Page 212: ...from Motorola with compliant settings Hong Kong and United Kingdom BABT Regulations The following sections outline the BABT regulations as they relate to Motorola 3265 and 3266 Modem operation in Hong Kong and the United Kingdom Compliance with BS6328 Part 1 1982 Section 8 3 This modem is not suitable for use with circuits employing British Telecommunications BT signaling of 2280 Hz The equipment ...

Page 213: ... of the British Telecommunications Act of 1981 Compliance with BS6305 Clause 6 2 BS6320 Clause 7 2 The modem is suitable for connection to the public switched telephone network PSTN provided by British Telecommunications PLC or Hull City Council Telephone Department The modem is suitable for household office and general indoor use It is not suitable for use as an extension to a pay phone shared se...

Page 214: ...together with the voltage drop introduced at 40mA by any separate wiring used to link items of apparatus exceeds 2 0V For statutory purposes apparatus connected to the PSTN via a Relevant Branch System RBS is treated as if connected directly to the PSTN Refer to BS6789 Section 6 1 para 2 4 for the definition of an RBS Compliance with BS6789 Section 6 1 1986 Clause 7 3 1 3 When making calls from ot...

Page 215: ...approved for compatible PBXs Motorola Information Systems Ltd should be consulted for an up to date list of compatible PBXs There is no guarantee that the apparatus will work in all circumstances Any difficulty should be referred to Motorola Information Systems Ltd This apparatus is suitable for connection to a PABX which returns secondary proceed indication Compliance with BS6301 Only apparatus c...

Page 216: ...___________________ Telephone Numbers __________________________________________________ ___________________________________________________________________ ___________________________________________________________________ Date _____________________ Signed___________________________________ U S A FCC Registration This equipment complies with Part 68 of the FCC rules On the bottom of your 3260 or...

Page 217: ...he U S A has published regulations that govern the allowable limits of emissions of radio frequency energy for computing devices and associated peripherals These regulations are concerned with interference to radio communications such as radio and television The regulations require equipment for end use in the U S A to be labeled and to be accompanied by the warning which appears on the Notice pag...

Page 218: ...erface cable The jack is referred to as programmable because it contains a resistor that allows the phone company to adjust for the optimum output power level before the DCE is connected to the line The following jack types can be used with your modem Jack Type Description RJ11C This 6 pin modular jack type is the most common permissive data mode voice jack arrangement found in the home or office ...

Page 219: ...L LINE Connector Pin No DIAL Line Jack Function TELCO Jack Selection RJ4MB RJ45S RJ16C RJ11C Leased Line 1 MB X Not Used Not Used Not Used Not Used 2 MB1 X Not Used Not Used Not Used Not Used 3 MI X X X Not Used Not Used 4 Ring X X X X X 5 Tip X X X X X 6 MIC X X X Not Used Not Used 7 PR X X Not Used Not Used Not Used 8 PC X X Not Used Not Used Not Used Table C 17 PHONE Connector Pinouts for Jack ...

Page 220: ...Function TELCO Jack Selection RJ4MB RJ45S RJ16C RJ11C 1 MB X Not Used Not Used Not Used 2 MB1 X Not Used Not Used Not Used 3 MI X X X Not Used 4 Ring X X X X 5 Tip X X X X 6 MIC X X X Not Used 7 PR X X Not Used Not Used 8 PC X X Not Used Not Used Table C 19 PHONE Connector Pinouts for Jack Operation PHONE Connector Pin No PHONE Jack Function TELCO Jack Selection RJ4MB RJ45S RJ16C RJ11C 1 N C N C N...

Page 221: ...ect the modem to the line by switching the exclusion key Install an exclusion key telephone as follows 1 Connect the exclusion key telephone to the RJ36 jack if your modem is connected to an RJ4MB RJ36 RJ45S RJ36 or RJ16C RJ36 combination 2 Connect the 8 pin modular cable from the modem DIAL LINE jack to the RJ11C RJ4MB RJ45S or RJ16C data jack Connect the exclusion key telephone to the PHONE jack...

Page 222: ...pe you used to connect your modem to the dial leased line For example you can select Telco RJ11C 4 Press In this example Telco RJ11C is displayed You have now declared to the modem the jack type you are using If this is the first time you are installing the modem the modem is set factory default for connection to an RJ11C permissive jack Installation is complete If this is not a first time install...

Page 223: ...ed Kingdom Make Busy versions of Modulus 9 and Modulus 21 backplanes which install in a Modulus enclosure with card modems come equipped with the Busy Out feature This feature causes a Busy Out modem to appear busy to the central office when Power is disconnected from the Modulus enclosure The modem card is not present in its slot Busy Out ON the option is set through the front panel menu the AT A...

Page 224: ... maintenance agreement Users who are not qualified to perform this action them selves should contact Motorola or an authorized distributor regarding available upgrade services Table C 20 Backplane Pin Settings for Busy Out Modulus 9 Pin Pair Function U S A and Canada Other UI Countries Left1 TIP and RING No jumper connector Connected with jumper Right1 Make Busy and Make Busy 1 Connected with jump...

Page 225: ...s 21 backplanes Modulus 9s have a similar layout Figure C 10 Modulus Backplane Pin Locations Modulus 21 Shown In Hong Kong and the United Kingdom Busy Out backplanes are hard wired for Busy Out operation These backplanes do not use pin jumpers Jumpers on Left Pin Pairs Pins Pins Modem A Modem B Modulus 21 Enclosure Rear View ...

Page 226: ...C 46 Country Specific Information Country Specific Information ...

Page 227: ...ansmissions the baud rate is an integer submulti ple of the bit rate For example in V 22 bis QAM modulation four bits are sent in each baud If the baud rate is 600 V 22 bis transmits at 2400 600 x 4 bits per second bps Baudot code A method of coding digital signals using five bits to generate 58 different characters Baud rate See Baud BCC Block check character A unique number derived from data tra...

Page 228: ...nd RTS Data compression synchronous See Synchronous Data Compression dB Decibel A unit used to express relative difference in power between acoustic or electric signals equal to ten times the common logarithm of the ratio of the two power levels An increase of 3 dB is equal to doubling the power a decrease of 3 dB is equal to halving the power dBm A measure of power in communications the decibel r...

Page 229: ...ther for reduced traffic during off peak hours or because of distortion in the telephone system Fall forward Switching from a lower to a higher data rate Flow control Controls data transfer between endpoints in a data network line signals or flow control characters stop and start the flow of data Four wire A circuit containing two pairs of wires one pair for each transmission direction Full duplex...

Page 230: ...hm including V 42 bis is data file dependent Using V 42 bis the modem continuously monitors the compressibility of user data If user data is not compressible the V 42 bis algorithm detects this condition and automatically turns data compression off so the data link rate is never less than the modem modulation rate ITU TS V 34 V 34 is a four dimensional trellis coded modulation standard using preco...

Page 231: ...rrent components in a telecommunications network It is continuous long term and often nearly constant in frequency and severity Point to point A line that directly connects two end points e g a remote location to a host computer opposite of multipoint Port A connector and associated circuitry enabling digital data to be injected into or retrieved from a communications network Protocol Formal set o...

Page 232: ...orithm SDC only applies when synchronous data is framed in HDLC SDLC like format Tail circuit A point to point second tier circuit directly connected back to back to the remote modem of the first tier circuit The connection is made using a DCE DTE crossover cable Training A technique that adjusts modems to current telephone line conditions The transmitting modem sends a special training sequence t...

Page 233: ...Return Procedures 1 Return Procedures Contents Equipment Return Procedures 2 Expiration of Lease 2 Factory Repair 2 Packaging Guidelines for Equipment Return 2 ...

Page 234: ... at 508 261 4495 for return authorization and instructions When you call you will be given a Return Material Authorization RMA control number Mark this number clearly on the shipping container for ease of identification and faster service The RMA control number provides a convenient tracking reference for both parties Please have the following information available for each piece of equipment you ...

Page 235: ... 7 entering 5 3 errors in entry 5 4 H Hang Up 5 8 I Display Software Information 5 8 O Leave Command Mode 5 8 result codes A 41 Sn x Change S Register Value 5 10 Sn Display S Register Value 5 9 X Call Progress 5 7 Australia C 6 Austria C 6 Auto Call Unit ACU LPDA 2 1 4 V 25bis 1 4 Autobaud 5 5 autobaud 5 5 Autobaud feature 5 5 using the A command 5 7 automatic call units ACUs 1 2 Automode multimod...

Page 236: ...dden lists C 23 Denmark C 7 di aling and storing numbers 5 2 Diagnostic tests 6 10 dial a telephone number 5 6 Dial line jack types United States C 38 Dial modifiers A 39 dial wait A 39 disconnect A 40 flash A 39 pause delay A 39 presentation characters A 40 pulse A 39 quiet answer A 40 return to command state A 39 reverse A 40 tone A 39 dial modifiers A 39 dial wait modifier 5 12 Dialing from key...

Page 237: ...on connecting a telephone to modem C 41 ferrite cylinder 2 7 setting DIP switch A 44 site selection 2 4 Interfaces digital B 2 LEASE LINE B 6 PHONE B 7 Ireland C 8 Israel C 8 Italy C 9 ITU interface B 4 ITU recommendation V 35 B 4 ITU V 35 interface 2 6 ITU TS V 34 modulation 1 5 J jack type C 42 Jack types Canada C 29 United States of America C 38 jacks 2 5 Japan C 9 K k 5 13 Keys front panel 3 5...

Page 238: ...sets 1 4 options 3 5 P parameters 3 5 PASSWORD PROTECTED message A 41 password protection A 45 Pause delay dial modifiers S Register 8 5 13 PHONE connector pinouts B 7 Pinouts EIA TIA 232 D B 2 interface 3260 65 2 wire leased line connector C 18 dial line connector C 18 phone connector C 19 3261 66 2 wire leased line connector C 20 4 wire leased line connector C 20 dial line connector C 19 phone c...

Page 239: ... dial modifiers 5 13 08 pause time for pause delay dial modifier 5 13 10 carrier loss hang up delay 5 13 10 Carrier loss hang up delay 5 13 11 DTMF tone duration 5 14 12 Escape code guard time 5 14 12 escape code guard time 5 14 12 escape sequence guard time 5 6 18 Test Time 5 14 25 DTR Delay 5 15 26 RTS CTS delay 5 15 30 DTE Inactivity Disconnect 5 15 38 Disconnect buffer delay 5 16 45 Access sec...

Page 240: ...abling 2 6 V 35 electrical interface A 44 V 35 interface B 4 B 6 V 42bis A 43 Vorsichtshinweis Beschreibung xvi W w dial modifier 5 12 Wait for data carrier S Register 7 5 12 Wait for dial tone S Register 6 5 12 Warnhinweis Beschreibung xvi Warning statement connecting ports C 4 website 2 3 WICHTIG Hinweis Beschreibung xvi window sizes 4 23 with 2 7 X X 25 network 4 18 X 25 node 4 18 ...

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