User`s Manual
Contents
1. High Performance V 90 K56Flex V 34 V 42bis 56K BPS Plug amp Play External Voice FAX Data Modem With Advanced Speakerphone functions User s Manual Contents Section One Introduction ccceeeeeees 1 Section Two Installation csccee 1 Section Three AT Command Set 6 Section Four S Registers 0 ccseee 13 Section Five Result Codes 0cee 15 Section Six Troubleshooting 0 15 Section Seven Support and Service 17 Appendix A Specifications 00 17 Appendix B Notices 000 00 eeeeeeteeeeeeeeees 18 SF 1156V R21 V1 0 The information contained in this manual has been validated at the time of this manual s produc tion The manufacturer reserves the right to make any changes and improvements in the product described in this manual at any time and without notice Consequently the manufacturer assumes no liability for damages incurred directly or indi rectly from errors omissions or discrepancies between the product and the manual All registered trademarks are the property of their respective owners Copyright 1998 All rights reserved No reproduc tion of this document in any form is permitted without prior written authorization from the Manu facturer Section One Introduction This 56 Kbps Plug and Play FAX Voice Data Speak erphone Modemconnects your computer to all popular highspeed mo2. CID C_ CO C1 C2 C3 amp Q_ amp Q0 amp Q5 amp Q6 A_ AO A1 A2 A3 Bn Kn N_ NO N1 N2 N3 N4 N5 FAE n FCLASS n FRH n FRM n Data Fax Auto Answer Service Class Receive data with HDLC framing Receive data 11 FRS n FTH n FTM n FTS n Receive silence Transmit data with HDLC framing Transmit data Stop transmission and wait 3 7 Fax Class 2 Commands FCLASS n FAA n FAXERR FBOR FBUF FCFR FCLASS FCON FCIG FCIG FCR FCR FCSI FDCC FDCS FDCS FDIS FDIS FDR FDT FDTC FET FET N FHNG FK FLID FLPL FMDL FMFR FPHCTO FPOLL FPTS FPTS FREV FSPT FTSI Services class Adaptive answer Fax error value Phase C data bit order Buffer size reade only Indicate confirmation to receive Service class Facsimile connection response Set the polled station identification Report the polled station identification Capability to receive Capability to receive Report the called station ID DCE capabilities parameters Report current session Current session results Report remote capabilities Current sessions parameters Begin or continue phase C receive data Data transmission Report the polled station capabilities Post page message response Transmit page punctuation Call termination with status Session termination Local ID string Document for polling Identify model Ide
3. BUSY CONNECT 600 CONNECT 4800 CONNECT 7200 CONNECT 14400 CONNECT 21600 CONNECT 26400 CONNECT 19200 CONNECT 34000 CONNECT 38000 CONNECT 40000 CONNECT 44000 CONNECT 48000 CONNECT 52000 CONNECT 56000 CONNECT 31200 CONNECT 115200 CONNECT 75TX 1200RX DATA CARRIER 1200 75 CARRIER 1200 CARRIER 4800 CARRIER 9600 CARRIER 14400 CARRIER 19200 CARRIER 24000 CARRIER 28800 CARRIER 34000 CARRIER 38000 CARRIER 42000 CARRIER 46000 CARRIER 50000 CARRIER 54000 CARRIER 31200 COMPRESSION CLASS 5 66 COMPRESSION NONE PROTOCOL LAPM FCERROR 69 77 F4 Section Six Troubleshooting This section describes some of the common prob lems you may encounter while using your modem If you cannot resolve your difficulty after reading this chapter contact your dealer or vendor for assistance 15 Modem does not respond to commands 1 Make sure the communication software is configured to talk to the modem onthe correct COM port and IRQ setting same COM port and IRQ setting as the modem Your communication software must know which address your modem is using in the system in order to pass data to it Similarly IRQ settings must be set correctly to receive data from the modem Make sure that your modem is initialized correctly Your modem may have been initialized to not display responses You may factory reset the modem by issuing AT amp F and press ENTER The factory default allows the modem to display re
4. Connection failure code 87 S90 Reserved 91 92 95 Transmit attenuation Fax attenuation Extended result code options 14 0 255 seconds 1 255 0 1 second 1 255 0 1 second 50 255 milliseconds 0 255 0 02 second Bit mapped register Bit mapped register 0 255 seconds Bit mapped register Bit mapped register Bit mapped register 0 255 seconds 0 255 0 01 second 0 255 0 01 second Bit mapped register Bit mapped register 0 255 0 01second 0 255 10 seconds Bit mapped register 0 255 ASCII 0 255 ASCII Bit mapped register 0 255 seconds Bit mapped register Bit mapped register Bit mapped register 136 or 138 0 7 or 128 3 7 or 128 0 225 0 15 dBm 0 15 dBm Bit mapped register 2 95 50 17 19 20 104 195 138 128 10 Section Five Result Codes OK RING ERROR NO DIALTONE NO ANSWER CONNECT 2400 CONNECT 9600 CONNECT 12000 CONNECT 16800 CONNECT 24000 CONNECT 28800 CONNECT 32000 CONNECT 36000 CONNECT 38400 CONNECT 42000 CONNECT 46000 CONNECT 50000 CONNECT 54000 CONNECT 57600 CONNECT 33600 CONNECT 1200TX 75RX FAX CARRIER 300 CARRIER 75 1200 CARRIER 2400 CARRIER 7200 CARRIER 12000 CARRIER 16800 CARRIER 21600 CARRIER 26400 CARRIER 32000 CARRIER 36000 CARRIER 40000 CARRIER 44000 CARRIER 48000 CARRIER 52000 CARRIER 56000 CARRIER 33600 COMPRESSION V 42BIS 67 PROTOCOL NONE PROTOCOL ALT 70 80 CONNECT NO CARRIER CONNECT 1200
5. lit they indicate the following TST Flashing whenthe modemis inthe test mode or if an error is detected HS High speed on when communicating at 2400 bps or above AA Auto Answer On when auto answeris enabled Flash when ring is detected CD Carrier Detect The modem has detected a carrier signal from the remote modem OH Off Hook The modem has gone off hook in preparation to dialing or answering a call FD Receive Data Data is being sent to the 5 computer from the modem SD Send Data Data is being received by the modem from the computer TR Terminal Ready The modemis able to receive commands MR Modem Ready The modemis turned on 2 9 Where To Go From Here You should familiarize yourself with the functions available from the included software by reading its manual You will be accessing most if not all of the modem s functions from this software You may also use any other commercially available communication soft ware with the modem Read Section 3 ONLY if you are interested in accessing the modem manually and not through the included software Section 4 and 5 contain reference material and can be skipped If you have difficulties getting your modem to work read Section 6 Troubleshooting to find answers to commonly asked questions and problems Section Three AT Command Set 3 1 Executing Commands Commands are accepted by the modem while itis in Command Mode Your modem is automatically in Com mand
6. microphone tothe MIC jack and aspeaker tothe SPK jack located onthe back of the modem bracket Follow instructions in the FAX 4 Voice Speakerphone software on recording and play back of voice prompts 2 6 Testing Your Modem After Installation Inordertotest your modem you shouldbe familiar with your communication software Load and set up your communication software and enter into Terminal mode Make sure that the COM Port and IRQ settings of the software match the modem Type AT on your terminal screen and press ENTER You may see AT AATT or nothing on the screen In any case the modem should respond with an OK or 0 If it does not please refer to Section 6 for troubleshooting information 2 7 Using Your Modem The communication software included with your modem product provides a user friendly interface to access the voice and fax and data functions of your modem This software should be sufficient for all of your communication needs There may be times when youneedto access the modem manually via modem commands Read Section 3 for a summary description of the modem command set before manually accessing the modem You may wantto read the software manual first however as the software may already provide a user friendly method of accessing the functions you need i e dialing or answering calls 2 8 FrontPanel LEDs The modem provides LED indicators on the front panel to allow call progress monitoring When the LEDs are
7. the emission limits 2 Any change or modification not expressly approved by the Grantee of the equipment authorization could void the user s authority to operate the equipment DOC Compliance Information NOTICE The Canadian Department of Communications label identifies certified equipment This certification means that the equipment meets certain telecommunica tions network protective operational and safety require ments The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users ensure that it is permissible to be connected to the facilities of the local telecommunications company The equipment must also be installed using an acceptable method of connection The customer should be aware that compliance with the above conditions may not prevent degradation of service in some situations Repairs to certified equipment should be made by an 19 authorized Canadian maintenance facility designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility tele phone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas
8. BM Compatible PCs with a25 pin serial portis an RS 232 cable with all 25 pins configured Straight through 1 Forcomputers with a 9 pin serial port use an IBM AT type 9 pin to 25 pin RS 232 serial cable For Macintosh Plus or newer computers use onlyahigh speed RS 232 serial cable that supports hardware flow control signals Note Exercise caution when working with any AC powered device Always turn the power off when connecting or disconnecting cables to or from the device Turn your computer off 2 Plugthe male end ofthe RS 232 modem cable into the connector marked RS 232C onthe back ofthe modem refer to Figure 2 1 Figure 2 1 Power Power RS 232C Audio Line Phone Switch Connector Connection Jack Connection Connection SPK MIC coc EOLILI 3 Plug the other end ofthe cable into the serial porton your computer refer to Figure 2 2 Figure 2 2 4 Turnthe modem s power switch off Plug the round end of the power cord into the connector marked POWER on the back of the modem 5 Plugthe transformer end ofthe power adapter into an AC wall outlet 6 Connectthe telephone cable fromthe modem s LINE c connector to the telephone wall jack 7 Optionally connectatelephonetothe modem s PHONE connector 8 Turnthe modem on 9 Turnyourcomputer on Yourmodem is nowinstalled If you are running Windows 95 continue to Section 2 3 for configuration information Otherwise procee
9. Caution Users should not attempt to make such connec tions themselves but should contact the appropriate elec tric inspection authority or electrician as appropriate NOTICE The Load Number LN assigned to each terminal device denotes the percentage of the total load to be connected to a telephone loop which is used by the device to prevent overloading The termination on a loop may consist of any combination of devices subject only to the requirement that the sum of the Load Numbers of all the devices does not exceed 100 UL Notice Caution This internal modem adapter is to be installed in UL Listed computers only Always disconnect the modem adapter from the telephone system during installation or when the cover is removed from the computer 20
10. Mode until you dial a number and establish a connection Commands may be sentto your modem from a PC running communication software or any other terminal devices Your modemis capable of datacommunication at rates of 300 1200 2400 4800 9600 14400 19200 28800 38400 57600 and 115200 bps Make sure your COM port baud rate settings in your communications software is set to one of the above speeds 3 2 Command Structure Allcommands sentto the modem mustbegin with AT and end with ENTER All commands may be typed in either upper or lower case but not mixed To make the commandline more readable spaces may be inserted between commands If you omit a parameter from a command that requires one it is just like specifying a parameter of 0 Example ATH ENTER This command causes your modem to hang up 3 3 Basic AT Commands In the following listings all default settings are printed in bold text Command Function A Manually answer incoming call A Repeat last command executed Do not precede A with AT or follow with ENTER B_ BO CCITT mode B1 Bell mode D_ 0 9 A D and L last number redial P pulse dialing T touch tone dialing WwW wait for second dial tone pause wait for five seconds of silence flash return to Command Mode after dialing DS n Dial one of the four telephone numbers n 0 3 stored in the modem s non volatile memory E EO Commands are not echoed E1 Commands are echoed Escape C
11. and set EIA TIA 578 Service Class 1 Class 2 Transmit level 11 dBm 1 dB Receiver Sensitivity 39 dBm V 34 43 dBm all other protocols UART 16550 compatible Data format 300 115200 bps Power 0 75 W Temperature 0 to 55 degrees C Operating Caller ID Yes PnP Revision 1 0a Speakerphone Full duplex with DSP echo cancellation Appendix B Notices FCC Compliance This equipment complies with Part 68 of the FCC Rules On this equipment is a label that contains among other information the FCC registration number and Ringer Equivalence Number REN for this equipment You must upon request provide this information to your telephone company If your telephone equipment causes harm to the telephone network the Telephone Company may discontinue your service temporarily If possible they will notify in advance But if advance notice is not practical you will be notified as soon as possible You will be informed of your right to file a complaint with the FCC Your telephone company may make changes in its facili ties equipment operations or procedures that could affect proper operation of your equipment If they do you will be notified in advance to give you an opportunity to maintain uninterrupted telephone service The FCC prohibits this equipment to be connected to party lines or coin telephone service In the event that this equipment should fail to operate properly disconnect the equipment from t
12. d to Section 2 4 for communication software installation 2 3 Configuring in Windows 95 2 3 1 Windows 95 Release 4 00 950 When Windows 95 starts for the first time after card installation itdetects the modem and displays the New Hardware Found dialog box Under New Hardware Found when asked to Se lect which driver you want to install for your new hardware click on Driver from disk provided by hard ware manufacturer Click OK The Install From Disk dialog box now instructs you to insertthe manufacturer s installation disk into the drive selected and then click OK Insert the modem s driver diskette into the disk drive and type A or B ifinserted in drive B in the Copy manufacturer s files from box Click OK Windows 95 may requestits own installation disks or CD ROM for some files Insert the Windows 95 disks or CD ROM as required When all necessary files are copied the modem is configured Proceed to Section 2 4 2 3 2 Windows 95 Release 4 00 950 B When Windows 95 starts for the first time after card installation itdetects the modem anddisplays the Update Device Driver Wizard Insert the driver disk into the disk drive and click Next Windows will find the driver on the driver disk Click Finish Windows 95 may requestits own installa tion disks or CD for some files Insert the Windows 95 disks or CD as required Windows will now find a second device on the modem Make sure that the dr
13. dems available today The modem incorpo rates V 90 K56Flex 56Kbps technology to provide increased download speeds using regular telephone lines The modem incorporates Plug and Play for ease of installation It features speakerphone capabilities for hands free communication This manual describes the hardware installation pro cedures for your new modem Additional information on AT commands and S registers is provided so that your system can be customized for a particular operating environment Note V 90 K56Flex is capable ofdownloading at 56Kbps However current FCC regulations limit its speeds to 53Kbps Section Two Installation This section will provide step by step instructions on how to install your new 56 Kbps Voice FAX Data modem Installation of this modem productis atwo step process consisting of 1 hardware installation and 2 communi cation software installation and configuration 2 1 Unpacking Your Modem Be certain that you have all the items listed below This package contains EA modem EA modem power supply jEAtelephonecable EA User s manual jESoftware for the modem jESoftware user s manual 2 2 Hardware Installation Installation ofthis modem requires an available serial porton your computer This is either a25 pin or 9 pin male connector on the back of your computer Consult the computer s manual on this topic You will also need a properly configured serial cable The recommended cable for I
14. e S registers Table 4 1 S Registers Register Function Range units Default so Auto answer Ring 0 255 rings 0 S1 Ring counter 0 255 rings 0 2 Escape code character 0 255 ASCII 43 s3 Carriage return character 0 127 ASCII 13 S4 Line feed character 0 127 ASCII 10 S5 Backspace character 0 255 ASCII 8 S6 Dial tone wait time 2 255 seconds 2 S7 Remote carrier wait time 1 255 seconds 50 13 s9 S10 S11 S12 S13 14 15 S16 S17 18 19 20 21 22 23 24 25 S26 S27 S28 S29 S30 S31 32 33 34 35 S36 S37 S38 S39 S40 S41 842 45 S46 S47 S48 49 81 82 83 85 S86 Comma pause time Carrier detect response time Carrier loss time Touch tone dialing speed Escape character guard time Reserved Echo response dialing originate answer Reserved Modem tests Reserved Length of modem tests Reserved CTS DTR DCD DSR and long space disconnect Speaker and response Remote digital loopback request data rate parity Sleep mode timer Data terminal ready delay RTS to CTS delay interval Asynchronous Bell CCITT modes Pulse dial make break ratio Flash time Disconnect timer Autoscan EC result code XON character XOFF character Reserved LAPM failure options Reserved Hang up delay Flow control options MNP options break types block modes Compression retrain Reserved Data compression control Reserved V 42 negotiation options Reserved Break options Reserved
15. e the same communication parameters speed parity etc 3 Make sure RTS CTS hardware flow control is enabled and XON XOFF software flow control is disabled in the communication software 4 Make sure the data speed is not faster than your computer s capability Most IBM compatibles are ca pable of 19 200 bps under DOS and Windows 3 X Operating at higher speeds under Windows requires a 486 or faster CPU or Windows 95 Modem experiences bursts of errors or suddenly disconnects while communicating with a remote modem 1 Make sure Call Waiting is turned off 2 Make sure the phone line does not exhibit excess noise Modem exhibits poor voice record or playback 1 Make sure the correct modem type is selected in the Voice FAX software Use Generic Rockwell or similar selection Section Seven Support and Service In the unlikely event you experience difficulty in the use of this product we suggest you 1 consult the Troubleshooting section of this guide and 2 consult with your dealer To obtain service for this product follow the Return Merchandise Authorization Procedure as outlined in the Warranty card Appendix A Specifications Communication Std V 90 K56Flex V 34 V 34 V 32bis V 32 V 29 V 27ter V 22bis V 23 V 22 V 21 V 17 Bell212 103 Data Compression V 42bis MNP5 Error Correction V 42 MNP2 4 17 Host Interface RS232C FAX Group Group III Send Receive Standard FAX Comm
16. econds before disconnecting Reset and retrieve active profile 0 Reset and retrieve active profile 1 3 4 Extended AT Commands amp C_ amp CO Force Carrier Detect Signal High ON amp C1 Turn on CD when remote carrier is 8 amp D_ amp F_ amp G_ amp K_ amp L_ amp M_ amp P_ amp R_ amp S_ amp T_ amp DO amp D1 amp D2 amp D3 amp F amp GO amp G1 amp G2 amp KO amp K3 amp K4 amp KS amp K6 amp LO amp MO amp PO amp P1 amp P2 amp P3 amp RO amp R1 amp SO0 amp S1 amp T0 amp T1 amp T3 amp T4 amp T5 present Modem ignores the DTR signal Modem returns to Command Mode after DTR toggle Modem hangs up returns to the Command Mode after DTR toggle Resets modem after DTR toggle Recall factory default configuration Guard tone disabled Guard tone disabled 1800 Hz guard tone Disable flow control Enable RTS CTS hardware flow control Enable XON XOFF software flow control Enable transparent XON XOFF flow control Enable both RTS CTS and XON XOFF flow control Modem is set up for dial up operation Asynchronous operation US setting for off hook to on hook ratio UK and Hong Kong off hook to on hook ratio Same as amp P0 setting but at 20 pulses per minute Same as amp P1 setting but at 20 pulses per minute Reserved CTS operates per flow control requirements Force DSR Signal High ON DSR off in command mode
17. haracters Switch from Data Mode to Command Mode H_ HO Force modem on hook hang up H1 Force modem off hook make busy l lo Display product identification code H Factory ROM checksum test 12 Internal memory test B Firmware ID 4 Reserved ID L_ LO Low speaker volume L1 Low speaker volume L2 Medium speaker volume L3 High speaker volume 7 M_ MO M1 M2 M3 N_ NO N1 o 00 01 P Q_ Qo Q1 Sr Sr n T V_ vo v1 W_ wo W1 W2 X_ X0 X1 X2 X3 X4 Y_ YO Y1 Z_ ZO Z1 Internal speaker off Internal speaker on until carrier detected Internal speaker always on Internal speaker on until carrier detected and off while dialing Disable Autoscan mode Enable Autoscan mode Return to Data Mode Return to Data Mode and initiate an equalizer retrain Set Pulse dial as default Modem sends responses Modem does not send responses Read and display value in register r Set register r to value n n 0 255 Set Tone Dial as default Numeric responses Word responses Report DTE speed only Report line speed error correction protocol and DTE speed Report DCE speed only Hayes Smartmodem 300 compatible responses blind dialing Same as XO plus all CONNECT responses blind dialing Same as X1 plus dial tone detection Same as X1 plus busy detection blind dialing All responses and dial tone and busy signal detection Modem does not send or respond to break signals Modem sends break signal for four s
18. he phone line to determine if it is causing the problem If the problem is with the equipment discontinue use and contact your dealer or vendor The FCC also requires the transmitter of a FAX transmission 18 be properly identified per FCC Rules Part 68 Sec 68 381 c 3 FCC Class B Statement This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV techni cian for help Notice 1 Shielded cables if any must be used in order to comply with
19. iver disk is still in the disk drive and click Next Windows will find the second driver Click Finish to complete the installation When all necessary files are copied the modem is configured Proceed to Section 2 4 2 4 Software Installation and Configuration You are now ready to install and configure the communication software Refer to your software manual forinstallation procedures We suggestthe following communication parameters when you first use your data communication software Consult the software manual for information on using these and other parameters features 115 200 bps 8 data bits no parity 1 stop bit RTS CTS flow control set to on initialization string AT amp F We suggest that a Generic Class 1 modem type should be selected in your fax software and a Generic Rockwell modem type shouldbe selected in your Voice software Note that the COM port setting in your commu nication software must be the COM port that connects the modem to the computer 2 5 Using the Fax Voice and Speakerphone Capabilities of the Modem Your modem has built in advanced FAX Voice and Full Duplex Speakerphone functions Please consult your FAX Voice Speakerphone software manual about pro cedures on using these features Voice functions include recording and playback of voice prompts files You may record or playback voice with your modem by attaching a telephone to the Ru 11 jack marked PHONE orby attaching a
20. ntify manufacturer Phase C time out Indicates polling request Page transfer status Page transfer status Identify revision Enable polling Report the transmit station ID 3 8 Voice Commands BDR CID Select Baud Rate Enable Caller ID detection and reporting 12 format CLS Select Data Fax or Voice Audio MDL Identify Model MFR Identify Manufacturer REV Identify Revision Level TL Audio output transmit level VBQ Query Buffer Size VBS Bits per sample ADPCM or PCM VBT Beep Tone Timer VCI Identify Compression Method VLS Voice line select VRA Ringback goes away timer VRN Ringback never came timer VRX Voice Receive Mode VSDB Silence deletion tuner VSK Buffer skid setting VSP Silence detection period VSR Sampling rate selection VSS Silence deletion tuner VTD DTMF tone reporting capability VTM Enable timing mark placement VTS Generate tone signals VTX Voice transmit mode Section Four S Registers Yourmodemhas 41 registers designated SOthrough S95 Table 4 1 shows the registers their functions and their default values Some registers can have their values changed by commands If you use acommandto change aregister value the command remains in effect until you turn off or reset your modem Your modem then reverts to the operating characteristics specified in its non volatile memory Referto Section 3 forinformation on how to use the AT commands to manipulate th
21. on in on line mode Ends test in progress Perform Local Analog Loopback Test Perform Local Digital Loopback Test Grant Remote Digital Loopback Test request by remote modem Deny Remote Digital Loopback Test request amp T6 amp T7 amp T8 amp V amp V0 amp V1 amp W_ amp wo amp W1 amp Y_ amp YO amp Y1 Perform a Remote Digital Loopback Test Perform a Remote Digital Loopback Test and Self Test Perform Local Analog Loopback Test and Self Test Displays Active and Stored Profiles Display Last Connection Statistics Stores the active profile as Profile 0 Stores the active profile as Profile 1 Configuration Profile 0 active upon Power on or reset Configuration Profile 1 active upon Power on or reset amp Zn x n 0 3 Store phone number x into non volatile E_ E0 E1 MS MS RAM Disable auto retrain Enable auto retrain Displays the current Select Modulation settings Displays a list of supported Select Modulation options MSz a b c d e f Select modulation where a 0 1 2 3 9 10 11 12 56 64 69 b 0 1 c 300 56000 d 300 56000 e 0 1 and f 0 1 A b c d e f default 12 1 300 56000 0 0 Parameter a specifies the modulation protocol desired where O V 21 1 V 22 2 V 22bis 3 V 23 9 V 32 10 V 32bis 11 V 34 12 V 90 K56Flex V 34 56 K56Flex V 90 V 34 64 Bell 103 and 69 Bell 212 Parameter b specifies automode operations where O automode di
22. sabled 1 automode enabled with V 8 V 32 Annex A Parameter c specifies the minimum connection data rate 300 56000 Parameter d specifies the maximum connection rate 3800 56000 Parameter e specifies the codec type 0 g Law and 1 A Law Parameter f specifies robbed bit signaling detection O detection disabled 10 1 detection enabled Disable Caller ID Enables Caller ID with formatting date time number name Enables Caller ID without formatting Displays current Caller ID mode Returns Caller ID capabilities of modem 3 5 MNP V 42 V 42bis Commands Disable MNP Class 5 and V 42bis data compression Enable MNP Class 5 data compression only Enable V 42bis data compression only Enable MNP Class 5 and V 42bis data compression Direct data link only same as N1 V 42 data link with fallback options Normal data link only same as NO 64 character maximum MNP block size 128 character maximum MNP block size 192 character maximum MNP block size 256 character maximum MNP block size Send a 1 10 second line break to the modem where n 1 to 9 At normal connect the default is 3 Set break control where n 0 to 2 The effect of this command depends on the modem operating condition Default is 1 Normal data link only Direct data link only V 42 or MNP data link only V 42 MNP Normal data link V 42 data link only MNP data link only 3 6 Fax Class 1 Commands CID n n 0 n 1 n 2 CID
23. sponses after a command has been executed Modem does not dial 1 Make sure the modem is connected to a working phone line Replace the modem with a working phone to ensure that the phone line is working Make sure the phone line is connected to the jack marked LINE Incorrect connection prevents the modem from operating properly Refer to Section 2 3 for modem connection instructions Modem dials but does not connect 1 Make sure the IRQ setting is identical on both the modem and the software Modem and software must be configured identically Make sure the phone line is working properly Replace the modem with a regular phone and dial the number If the line sounds noisy you may have difficulty connecting to the remote device Modem makes a connection but no data appears on your screen 1 Make sure the correct data format data bits stop bits and parity bits and flow control RTS CTS are being used Make sure the correct terminal emulation mode is being used see communication software manual High pitch tone is heard whenever you answer the phone 1 Make sure Auto Answer is turned off Your modem is factory configured to NOT auto answer Issue AT amp F to factory reset your modem 16 Modem experiences errors while communicating with a remote modem 1 Make sure the DTE speed is the same as the modem connection speed when in Direct Mode 2 Make sure the remote system and your modem us
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