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ATO V.9256K Network Card User Manual

1. 44 Analog or 0101 1 45 Connecting the internal modem 45 Disconnecting the internal modem 46 Basic operation isses pepe tipa oritd a 47 Connecting to a telephone line 47 Direct access 1 47 Extension 48 Receiving 49 Terminating 49 Setting the data flow 49 IPSI ERO EE T 50 Chapter 4 AT 51 AT command formats 51 Escape sequence 52 A Repeat last command 52 A Answer 52 Bn Communication standard setting 52 53 Eri Echo COBEDARIU aiios cens 54 Hn Hook OD OL 55 In Request ID information 55 Ln Monitor speaker volume 60 Mn Monitor speaker mode 60 Nn Modulation handshake 61 On Return online to data mode 61 P Select pulse dial n
2. 92 Test OOS GMO Mics 25 92 Testing procedure oco astare etr tr nete 93 Chapter 7 MNP and 42 95 Error correction 95 MNP error correction 95 V 42 error 96 Operation modes 96 Normal mode 2 96 Reliable mode 96 Commands NM occi eel onion 97 97 Serial port flow 98 XON XOFF flow control software 98 CTS RTS two way flow control hardware 99 Commands OO amp 99 Modem port flow control 100 Data 510 100 Contents 1 1 Commands 100 Appendix A Specifications 101 Network control unit 101 Communication specifications 102 Appendix B Communication Conditions 103 Communication parameters 103 Telephone line
3. 103 Connectable lines 2 wire 104 Unconnectable lines 4 wire 104 Dial 10 104 RR 105 fo PR RR RECS 117 Introduction Congratulations on becoming the owner of a V 92 56K compliant internal modem offering advanced functions for fax and data communication This user s guide provides detailed information on features operation and technical specifications of your internal modem Conventions This user s guide uses the following formats to describe identify and highlight terms and operating procedures Abbreviations On first appearance and whenever necessary for clarity abbreviations are enclosed in parentheses following their definition for example Read Only Memory ROM Acronyms are also defined in the Glossary 12 Introduction 1 3 Conventions Keys The keyboard keys are used in the text to describe many computer operations A distinctive typeface identifies the key top symbols as they appear on the keyboard For example Enter identifies the Enter key Key operation Some operations require you to simultaneously use two or more keys We identify such operations by the key top symbols separated by a plus sign For example Ctrl C means you must hold down Ctrl and at the same time press C If three keys are used hold down the first two and at the s
4. 71 Data compression control 72 00 lt gt cm 72 0544 V 44 Data Compression Command 73 MS COMMAaNd 74 PCW Command 77 PIG Command accident testae tec 78 Command idit tes ttc peat 79 VCID Command eee 79 Chapter 5 S Registers 81 S Register 82 50 Auto answer ring number 82 S1 Ring counter ns rbd nsa iban 82 1 0 Contents 52 AT escape character user defined 83 3 Command line termination character 83 54 Response formatting character User defined Eni ntes 83 55 Command line editing character user 84 6 Wait before dialing 84 57 Connection completion time out 85 S8 Comma pause 85 11 dialing speed 85 512 Escape guard 86 S37 Dial line 86 AT command set result 87 Chapter 6 Test Function
5. A dialog displays indicating that the Modem On Hold has been cancelled and instructing you to hang up Modem On Hold cancelled Please hang up Sample Modem On Hold cancelled dialog box 7 Click OK The Call Status box indicates that it is resuming the modem connection V 92 Modem On Hold Call Status 35 Resuming modem connection maa e Sample Resuming modem connection dialog box The modem connection is automatically renegotiated and your Internet connection resumes Modem On Hold 25 Configuring Modem On Hold Viewing Call History The Modem On Hold application provides a log of the last ten incoming calls The log includes the date time phone number and Caller ID if you have Caller ID service 1 To view the call history right click the icon located on the system tray to display the modem popup window 92 Modem On Hold Settings Call History Start Automatically Place Voice Call Help About MOH Exit MOH Sample modem popup window 2 Click Call History to display the Call History log Call History Incoming Call Details 08 07 1 3494620449 TOSHIBA AMERICA 08 07 3494620928 TOSHIBA AMERICA 08 07 3 9494620960 TOSHIBA AMERICA 08 07 3494620973 TOSHIBA AMERICA 08 07 3 9494620992 TOSHIBA AMERICA Cancel Sample Call History log Configuring Modem On Hold The Modem On Hold application comes preconfigured with Call Waiting Caller ID and the Modem On Hold Feature
6. Function Check This chapter describes how to check the internal modem s functions Use this procedure when the modem is not working properly to help identify the problem and in many cases the solution Running diagnostics If the modem is not working properly running some simple diagnostics can help you determine if the modem drivers are installed correctly or if the modem is not working due to a conflict with another application using the communications port To run modem diagnostics 1 Double click Control Panel on your computer s desktop to open the Control Panel 32 Function Check Running diagnostics E Control Panel File Edit View Favorites Tools Help Duo pore F Address gt Control Panel J co Norton Antivirus Control Panel ce t Aid c EN 0 Accessibility Add Hardware Administrative Date and Time Display Folder Options v 2 gt Fonts Game Internet Keyboard Network Windows Update Connections Help and Support 2 2 gt 4 axes RealPlayer Regional and Scannersand Scheduled Sounds and Language Tasks Audio Devices Cameras di Ww Symantec System Taskbar and TOSHIBA TOSHIBA TOSHIBA LiveUpdate Start Menu Controls HWSetup Saver a wv User Accounts Wireless Link Yamaha AC XG Sample Control Panel 2 Double click Phone and Modem Options to open the Phone and Modem Options window Func
7. See S Register values on page 82 for more details Terminating a call The methods for terminating a call depend on the status of the connection If the internal modem is dialing or has not yet gone online you can terminate a call by pressing any key Ifthe terminal is online enter the escape code then type ATH and press Enter If the remote party disconnects the call will be automatically cut off the power to the computer is cut off the call is terminated Setting the data flow control Data flow control is used to start and stop data transmission according to the status of the data buffer full or empty The following describes how to set the data flow control method CTS RTS hardware control XON XOFF software Also see MNP and V 42 on page 95 50 Using the Internal Modem Basic operation CTS RTS control This control method is hardware dependent To control data flow the modem and computer transmit Clear To Send Request To Send signals to each other To set CTS RTS control enter the following AT command AT Q3 XON XOFF control This control method is managed by software The start stop signals that is transfer on transfer off are included in the data stream To set XON XOFF control enter the following AT command An Q1 Please use any settings recommended in your communications software manual Facsimiles Fax communication uses EIA 578 Class 1 commands a
8. Test Function Normally data communications are executed by connecting your computer and modem to those of a remote station with a communication line If any errors or malfunctions are encountered it is necessary to check whether the cause is in the local station the remote station or the communication line Test description This internal modem has a local analog loopback test function that identifies the cause of a malfunction You can use the test to check errors in data communications or to check operation following modem connection When conducting a test use the amp T command to select test mode and control For details on the amp T command refer to amp Tn Self test commands on page 68 In this test data is transmitted from the computer is looped back analog loopback within the modem from the transmitter to the receiver then sent back to the computer The test enables you to check whether the computer and modem are working properly 92 Test Function 93 Testing procedure Computer Modem Transmission Transmitter Reception Receiver Local analog loopback test Testing procedure To conduct the loopback test 1 Enter the following AT commands to set the modem to normal mode AT amp ANO Receive OK Enter the following AT commands to select the local analog loopback test amp 1 You are now in the online state Enter characters from the keyboa
9. V 22 1200 bps V 23 75 600 1200 bps V 21 300 bps BELL212A 1200 bps BELL103 300 bps MNP5 Data compression 4 Error control V 44 Data compression V 42bis Data compression V 42 Error control Fax V 17 7200 9600 bps 12 14 4 Kbps V 29 7200 9600 bps V 27ter 2400 4800 bps V 21 ch2 300 bps EIA 578 Class 1 command set for fax Definition bps stands for bits per second Chapter 1 Modem On Hold Your computer comes with the Modem On Hold application preinstalled This application enables you to answer incoming voice calls or make outgoing voice calls while maintaining your Internet connection by putting the Internet connection on hold To use the Modem On Hold feature you must have Call Waiting service and an ISP that supports the V 92 modem protocol You must also have Caller ID service if you want the application to display the identity of incoming calls The phone line must support Type 2 Caller ID For V 90 connections which do not support the Modem On Hold feature the Modem On Hold application displays the incoming call information so that you can choose to either ignore it or disconnect the Internet connection to answer the call The application can also be configured to automatically disconnect your Internet connection so that you can answer incoming voice calls in case you do not have Call Waiting service 19 20 Modem On Hold Using Modem On Hold The Modem On Hold application c
10. data The analog frequency is determined by the individual communication specifications capacity The amount of information that can be stored in a computer s memory or on a storage device such as a hard disk diskette or CD ROM Capacity is usually measured in terms of kilobytes KB megabytes MB or gigabytes GB See also gigabyte kilobyte megabyte checksum A method of checking data errors Data is divided into blocks and the total of the data in those blocks is checked to determine whether the data has been correctly transmitted The total value is called checksum s 109 character Any letter number or symbol you can use on the computer Some characters are non printing characters such as a paragraph break in a word processing program A character occupies one byte of computer storage Class 1 A standard for fax transmission The Toshiba internal modem supports class 1 choose use the mouse or keyboard to select a menu item a button or an icon click To press and release a mouse button In the Windows operating system refers to the left mouse button unless otherwise stated COMI and COM2 Names that the operating system gives the computer s serial ports to distinguish between them commands Instructions that tell the computer and its devices what to do You can enter commands individually using the keyboard or pointing device or combine them into macros or programs Command state state in w
11. error messages call cancelled 22 escape sequence 52 extended result codes 64 Fast Connect 14 fax communication 50 flow control 97 computer to modem 97 modem port 97 100 modem to modem 97 serial port 97 computer to modem 98 software 98 two way 99 G guard tone control 67 H handshake 61 handshake commands 97 hardware setup 31 m 119 hook control 55 icons definitions 14 internal modem communications protocols 17 connecting 45 connection procedures 44 disconnecting 46 L load factory settings 66 local flow control selection 67 71 loopback test 93 MNP protocol 95 modem connecting internal 44 flow control function 97 modem port 97 serial port 97 maximum connection speed 74 protocol settings 74 protocols 16 Modem On Hold 14 answering a call 20 application 19 AT command 79 autorun 28 configuring 25 icon 28 placing a call 22 timer 21 using 20 version 29 viewing call history 25 MS command 74 N modulation handshake 61 0 operation modes 96 normal 96 reliable 96 P PCM Upstream 14 78 placing a call 22 protocol result code 71 protocols MNP 95 V 42 96 R receiving a call 49 repeat last command string 52 request ID information 55 Request To Send 50 result code control 62 result code option 63 result code selection 63 return to online data mode 61 S select pulse dial make break ratio 68 select pulse dialing 62 select tone dialing 62 self test commands 68
12. modem port If there is a speed difference between the serial port and modem port the buffers in the modem will become full periodically Therefore the communication activity is controlled so that data transmission or reception is temporarily halted before the data exceeds buffer capacity and transmission is resumed when the receiving buffers have room This is the flow control function The modem card has two kinds of flow control Serial port flow control Modem port flow control only in reliable mode 9g MNP and V 42 Flow control Computer Modem DTE DCE Transmit ss Buffer Phone line Phone Circuit Receive Butter Serial port Modem port flow control flow control Flow control Serial port flow control Serial port data flow is controlled by the modem in its communication with a personal computer If the serial port speed is higher than the modem port speed this control function sends a transmission halt request to the personal computer before the buffers in the modem are about to become full When the buffers have room to receive data again the transmission halt request is canceled and data transmission from the personal computer is resumed The internal modem provides three kinds of serial port flow control one determined by software and two determined by hardware XON XOFF flow control softwa
13. 92 protocol Introduction 1 5 Features Data Compression increases transmission speeds using the new V 44 compression algorithm which is optimized for World Wide Web browsing The modem also supports MNP5 and V 42bis data compression protocols The internal modem has a modem port RJ11 for connecting to an analog telephone line CAUTION Connect the internal modem ONLY to an analog line not to a digital line For more information see Connection procedures on page 44 Due to FCC limitations speeds of 53 kbps are the maximum permissible transmission rates during downloads Actual data transmission speeds will vary depending on line conditions Many users will experience throughput in the range of 32 to 44 kbps under normal conditions depending on telephone line quality To achieve a V 92 56K connection both your modem and the host modem typically at an ISP must be V 92 56K modems As many ISPs do not yet support the V 92 protocol most connections will be V 90 56K connections V 92 connections also require a phone line that supports the V 92 protocol Some phone lines will not support V 92 or V 90 56K connections at all either because of quality impairments or additional analog to digital conversions for example PBX systems When a PCM upstream connection is not possible the modem automatically uses the default V 34 protocol for upstream data transmission which supports connection rates of up to 33
14. CONNECT 38000 EC 73 Connection at 38000 bps CONNECT 40000 74 Connection at 40000 bps CONNECT 42000 EC 75 Connection at 42000 bps CONNECT 44000 EC 76 Connection at 44000 bps CONNECT 46000 77 Connection at 46000 bps CONNECT 48000 78 Connection at 48000 bps CONNECT 50000 EC 79 Connection at 50000 bps CONNECT 52000 EC 80 Connection at 52000 bps CONNECT 54000 EC 81 Connection at 54000 bps EC appears only when the Extended Result Codes configuration option is enabled EC is replaced by one of the following symbols depending upon the error control method used V 44 V 44 data compression with V 42 error control V 42bis V 42 error control and V 42bis data compression V 42 V 42 error control only MNP 5 MNP class 4 error control and MNP class 5 data compression MNP 4 MNP class 4 error control only NoEC No error control protocol S Registers 90 AT command set result codes Command Set Result Codes Table Continued Result Code Numeric Description CONNECT 56000 82 Connection at 56000 bps CONNECT 28000 EC 100 Connection at 28000 bps CONNECT 29333 EC 101 Connection at 29333 bps CONNECT 30666 EC 102 Connection at 30666 bps CONNECT 33333 EC 103 Connection at 33333 bps CONNECT 34666 EC 104 Connection at 34666 bps CONNECT 37333 EC 105 Connection at 37333 bps CONNECT 38666 EC 106 Connection at 38666 bps CONNECT 41333 EC
15. OK n 0 1 ERROR Otherwise In Request ID information This command displays product information about the modem IOor Returns the modem identity string and driver I3 version number Returns OK no function 12 Returns OK no function I4 Returns the driver build date I5 Returns the driver version bus type PCI AC97 codec type and country I6 Returns OK no function I7 Returns the hardware version I8 Returns the codec type 19 Returns the country ID in English I10 Returns OK no function Ill Returns connection information 56 AT Commands AT command formats The following table contains an example of the connection information returned by the I11 command Description Status Last Connection V 92 Initial Transmit Carrier Rate 24000 Initial Receive Carrier Rate 49333 Final Transmit Carrier Rate 24000 Final Receive Carrier rate 49333 Protocol Negotiation Result LAPM Data Compression Result 44 Estimated Noise Level 199 Receive Signal Power Level dBm 26 Transmit Signal Power Level dBm 13 Round Trip Delay msec 0 Near Echo Level dBm 13 Far Echo level dBm 73 Transmit Frame Count Transmit Frame Error Count Receive Frame Count Receive Frame Error Count Retrain by Local Modem Retrain by Remote Modem Rate Renegotiation by Local Modem Rate Renegotiation by Remote Modem Call Termination Cause Robbed Bit Signaling Digital Loss dB Remote Server ID 2 AT Com
16. PCI Peripheral Component Interconnect PIO Programmed Input Output RFI Radio Frequency Interference ROM Read Only Memory RTC Real Time Clock SIMM Single Inline Memory Module SPB Synchronous Pipeline Burst cache UART Universal Asynchronous Receiver Transmitter URL Universal Resource Locator USB Universal Serial Bus VCR Video Cassette Recorder VESA Video Electronics Standards Association WSS Windows Sound System WWW World Wide Web A Auto reliable mode This mode connects to a remote station by MNP or V 42 if the remote modem accepts either of these protocols Otherwise it connects in normal mode address A number that identifies a location in the computer s memory or on disk It tells the computer where to find information such as the name of a file or a value for processing A device may use a specific memory address to transfer information to and from the computer See also hexadecimal alphanumeric Consisting of numbers symbols and letters you can type or print w 107 American National Standards Institute ANSI character set The set of characters available in Microsoft Windows operating system or other operating system The character set includes letters numbers symbols and foreign language characters American Standard Code for Information Interchange ASCII A set of 256 binary codes that represent the most commonly used letters numbers and symbols See also binary animation A tec
17. WO Stores the current configuration as profile 0 amp W1 Stores the current configuration as profile 1 Result Codes OK 0 1 ERROR Otherwise amp Y Select stored profile for hardware reset This command does not change the modem behavior but is included for compatibility with applications that issue the amp Y command Result Codes OK 0 1 ERROR Otherwise 10 AT Commands AT command formats amp Zn x Store telephone number This command is used to store up to four dialing strings in the modem s nonvolatile memory for later dialing The format for the command is amp Zn stored number where n is the location 0 3 to which the number should be written The dial string may contain up to 34 characters The ATDS n command dials using the string stored in location n Result codes OK n 0 1 2 3 ERROR Otherwise Wn Error control mode selection This command determines the type of error control used by the modem when sending or receiving data NO NI N2 N3 N4 5 Buffer mode No error control Also known as Normal Mode Direct mode MNP or disconnect mode The modem attempts to connect using MNP2 4 error control procedures If this fails the modem disconnects This is also known as MNP reliable mode V 42 MNP or buffer default The modem attempts to connect in V 42 error control mode If this fails the modem attempts to connect in MNP mode If this fails the
18. and the connect result in seconds described n 0 1 2 3 4 5 6 7 8 9 11 ERROR Otherwise 60 AT Commands AT command formats Ln Monitor speaker volume This command sets speaker volume to low medium or high LO Low volume Ll Low volume Same as LO L2 Medium volume default L3 High volume Result Codes OK n 0 1 2 3 ERROR Otherwise Mn Monitor speaker mode This command turns the speaker on or off MO The speaker is off MI The speaker is on until the modem detects the carrier signal default M2 The speaker is always on when modem is off hook M3 The speaker is on until the carrier is detected except when dialing Result Codes OK n 0 1 2 3 ERROR Otherwise AT Commands 61 AT command formats Nn Modulation handshake This command controls whether or not the local modem performs a negotiated handshake at connection time with the remote modem when the communication speed of the two modems is different NO When originating or answering this is for handshake only at the communication standard specified by S37 and the ATB command 1 When originating or answering begin the handshake at the communication standard specified by S37 and the ATB command default During handshake a lower transmission speed may be selected Result Codes OK n 0 1 ERROR Otherwise On Return online to data mode 00 Instructs the modem to exit online command mode and return to data mode see AT escape
19. between the modem and the user s guide Trademarks Microsoft and Windows are registered trademarks of Microsoft Corporation Microcom and Microcom Networking Protocol are registered trademarks of Microcom Inc Hayes is a registered trademark of Hayes Microcomputer Products Inc MNP is a trademark of Microcom Systems Inc Contents Introduction Romo 12 Conventions onc sees naruto ree rata Secun etu 12 FEATUTOS oou ducendi eue onera aci 14 Function charts eate actora baee des etd td 17 Chapter 1 Modem On Hold 19 Using Modem On Hold acie ttti 20 Answering an incoming voice call 20 Placing an outgoing voice call 22 Viewing Call History 25 Configuring Modem On Hold 25 Configuring Modem On Hold settings 26 Enabling Disabling the Modem On Hold autorun status et abate teres 28 Adding and removing the Modem On Hold icon from the system tray 28 Locating the Modem On Hold application version 29 Chapter 2 Function 31 Running diagnostics 31 Determining current connection protocol 38 8 Contents Chapter 3 Using the Internal Modem 44 Connection
20. configuration PCW This command displays the supported lt call_waiting gt parameter values 18 AT Commands AT command formats PIG Command This command enables or disables PCM upstream You can also use this command to display the current PCM upstream configuration and to display the supported PIG command parameter values PIG lt value gt Valid lt value gt parameter values are as follows 0 Enables PCM upstream 1 Disables PCM upstream This is the default Result Codes OK lt value gt 0 1 ERROR Otherwise PIG This command displays the current PIG command configuration PIG This command displays the supported PIG lt value gt parameter values AT Commands 19 AT command formats PMH Command This command enables or disables the Modem On Hold feature You can also use this command to display the current Modem on Hold configuration and to display the supported PMH command parameter values PMH lt value gt Valid lt value gt parameter values are as follows 0 Enables Modem On Hold This is the default 1 Disables Modem on Hold Result Codes OK lt value gt 0 1 ERROR Otherwise This command displays the current PMH command configuration PMH This command displays the supported PMH lt value gt parameter values VCID Command This command enables or disables caller ID You can also use this command to display the current cal
21. connect to another computer you can set parity to none odd or even In general you should set parity to none unless you re requested to do otherwise Private Branch Exchange PBX An automatic digital telephone switching system that enables users within an organization to place calls to each other without going through the public telephone network Users can also place calls to outside numbers Do not connect the Toshiba internal modem to a digital PBX line or the modem may be damaged protocol set of rules and conventions that makes it possible to transfer information between computers If you re transmitting a file both modems must use the same protocol just as two people talking on the telephone must speak the same language to communicate effectively Examples of modem protocols are V 34 V 42 V 90 and V 92 Public line line served by a telephone company to be connected to an opposite station via the exchange 115 Pulse dialing dialing method that uses pulses instead of tones to generate a telephone number Generally associated with rotary dial phones although some push button phones can be used on pulse lines Reliable mode Reliable mode is for error free communication by MNP or V 42 Result code This code returns to the computer the results of executing a command sent from it to the internal modem in characters or numeric values RJ11 A modular telephone connector used on most telephone networ
22. enabled If your configuration does not match this you can change the default configuration You can also configure the application so that it does not automatically run when you start your computer 26 Modem On Hold Configuring Modem On Hold Configuring Modem On Hold settings You configure Modem On Hold settings from the V 92 MoH Settings dialog 1 To open the V 92 MoH Settings dialog double click the icon located on the system tray in the lower right corner of your desktop The V 92 MoH Settings dialog appears V 92 MoH Settings 35 Disconnect Switch to voice Enable Modem on Hold Enable Caller ID Wam before timeout To switch between calls dial o c9 Sample V 92 MoH Settings dialog box 2 Ifyou do not have Call Waiting service clear the Enable Call Waiting check box of the other settings in this dialog become unavailable If you do not have Call Waiting the modem will still display a message when it detects an incoming call during an Internet connection however you will not be able to use the Modem On Hold feature to answer that call without losing the Internet connection Modem On Hold 27 Configuring Modem On Hold If you do not want the Modem On Hold feature enabled select Disconnect call Switch to voice When the modem detects an incoming voice call during an Internet connection it disconnects the Internet connection so that you can answer th
23. modem personal computer and telephone lines to determine if they are normal Tone dialing A dialing method that uses tones instead of pulses to generate a telephone number Generally associated with push button phones although some push button phones can be connected to pulse lines U upload To send a file to another computer through a modem See also download UART Universal Asynchronous Receiver Transmitter is the circuit interface between the modem and computer It receives serial bit data from the modem and converts it into bytes for the computer and it converts byte data from the computer into bit data for serial communication X XON XOFF flow control A protocol used by devices receiving data It uses two signals transfer ON and transfer OFF The signals are controlled by software Index Numerics 56K technology 16 A analog loopback test 92 answering a call 20 AT command 52 AT command set result codes 87 AT commands answer command 52 Call Waiting 77 Caller ID enable disable 79 communication standard setting 52 data carrier detect 65 data compression control 72 data terminal ready DTR 66 dial a telephone number 53 dial tone detect 64 display result codes 62 echo command 54 error control mode selection 70 escape sequence 52 extended result codes 64 format 51 guard tone control 67 hook control 55 load factory settings 66 local flow control selection 67 71 Modem On Hold 79 monitor speake
24. select this option A check mark appears next to the option The Modem On Hold application now launches automatically when you start your computer Adding and removing the Modem On Hold icon from the system tray If you no longer wish to use the Modem On Hold application you may want to remove it from your system tray You can add the icon to the system tray at a later time Modem On Hold 20 Locating the Modem On Hold application version Removing the icon 1 Right click the icon located on the system tray to display the modem popup window 92 Modem On Hold Settings Call History Start Automatically Place Voice Call Help About MOH Exit MOH Sample modem popup window 2 Click Exit MOH A confirmation dialog appears 3 Click OK to remove the icon from the system tray Adding the icon From your desktop click Start Programs Toshiba Internal Modem Modem on Hold The icon is added to the system tray Locating the Modem On Hold application version 1 Right click the O icon located on the system tray to display the modem popup window V 92 Modem On Hold Settings Call History v Start Automatically Place Voice Call Help About MOH Exit MOH Sample modem popup window 30 Modem On Hold Locating the Modem On Hold application version 2 Click About MOH to display the application version LtMoh Version 1 62 y Copyright 2002 9 2 Agere Systems Sample About MOH Chapter 2
25. sequence OI This command issues a retrain before returning to online data mode 03 This command issues rate renegotiation before returning to online data mode Result Codes OK n 0 1 3 ERROR Otherwise 62 AT Commands AT command formats P Select pulse dialing This command configures the modem for pulse non touch tone dialing Dialed digits are pulsed until a T command or dial modifier is received Tone dial is the default setting Result code control Result codes are informational messages sent from the modem and displayed on your monitor Basic result codes are OK CONNECT RING NO CARRIER and ERROR The ATQ command allows the user to turn result codes on or off QO Enables modem to send result codes to the computer default QI Disables modem from sending result codes to the computer Result Codes OK 0 1 ERROR Otherwise T Select tone dialing This command instructs the modem to send DTMF tones while dialing Dialed digits are tone dialed until a P command or dial modifier is received This is the default setting Vn DCE response format This command controls whether result codes including call progress and negotiation progress messages are displayed as words or their numeric equivalents VO Displays result codes as digits Displays result codes as text default AT Commands AT command formats 63 Result Codes OK n 0 1 ERROR Otherwise Wn Result C
26. serial port flow control 98 set protocol and connection speed parameters 74 speaker on off 60 speaker volume 60 specifications Toshiba s internal modem 101 120 S register values view active configuration and stored AT escape character 83 profile 69 Comma pause time 85 Command line editing character X 84 XON XOFF control 50 Command line termination character 83 Connection completion time out 85 Dial line rate 86 DTMF dialing speed 85 Escape guard time 86 Response formatting character 83 Wait before dialing 84 store current configuration 69 store telephone number 70 T telephone line connecting to 47 direct access line 47 extension line 48 terminating a call 49 test description 92 function 92 methods 92 test function loopback test 93 transfer on transfer off 50 V V 42 protocol 96 V 44 data compression 15 73 V 90 enable disable 72 V 92 connection requirements 15 features 14 verifying connection 38
27. to a telephone interface The termination on an interface may consist of any combination of devices subject only to the requirement that the sum of the Ringer Equivalence Numbers of all the devices does not exceed 5 3 The standard connecting arrangement telephone jack type for this equipment is jack type s USOC RJ11C Copyright This user s guide is copyrighted by Toshiba Corporation with all rights reserved Under the copyright laws this user s guide cannot be reproduced in any form without the prior written permission of Toshiba No patent liability is assumed however with respect to the use of the information contained herein 2002 by Toshiba Corporation rights reserved Export Administration Regulation This document contains technical data that may be controlled under the U S Export Administration Regulations and may be subject to the approval of the U S Department of Commerce prior to export Any export directly or indirectly in contravention of the U S Export Administration Regulations is prohibited Disclaimer This user s guide has been validated and reviewed for accuracy The instructions and descriptions it contains are accurate for the Toshiba internal modem at the time of this user s guide s production However succeeding products and user s guides are subject to change without notice Toshiba assumes no liability for damages incurred directly or indirectly from errors omissions or discrepancies
28. 1 make break ratio at 10 pulses per second amp P1 Selects 33 67 make break ratio at 10 pulses per second amp P2 Selects 33 67 make break ratio at 20 pulses per second Result Codes OK n 0 to 2 ERROR Otherwise amp Tn Self test commands These tests can help to isolate problems if you experience periodic data loss or random errors amp TO Abort Stops any test in progress amp T1 Local analog loopback test V 56 Loop 3 This test verifies modem operation as well as the connection between the modem and computer If the modem is online when this command is issued the modem hangs up Result Codes OK n 0 CONNECT 1 ERROR Otherwise AT Commands 69 AT command formats amp V View active configuration and stored profile The modem maintains two stored profiles in addition to the active profile This command is used to display all three modem configurations and any stored telephone numbers amp V View all three configurations and any stored telephone numbers amp W Store current configuration This command saves the current active configuration profile including all S Registers except S3 S4 and S5 The current configuration comprises a list of storable parameters which you can view using the amp V command These settings are restored to the active configuration upon receiving a Zn command or at power up Refer to amp V View active configuration and stored profile on page 69 amp
29. 107 Connection at 41333 bps CONNECT 42666 EC 108 Connection at 42666 bps CONNECT 45333 EC 109 Connection at 45333 bps CONNECT 46666 EC 110 Connection at 46666 bps CONNECT 49333 EC 111 Connection at 49333 bps CONNECT 50666 EC 112 Connection at 50666 bps CONNECT 53333 EC 113 Connection at 53333 bps EC appears only when the Extended Result Codes configuration option is enabled EC is replaced by one of the following symbols depending upon the error control method used V 44 V 44 data compression with V 42 error control V 42bis V 42 error control and V 42bis data compression V 42 V 42 error control only MNP 5 MNP class 4 error control and MNP class 5 data compression MNP 4 MNP class 4 error control only NoEC No error control protocol S Registers 9 command set result codes Command Set Result Codes Table Continued Result Code Numeric Description CONNECT 54666 EC 114 Connection at 54666 bps EC appears only when the Extended Result Codes configuration option is enabled EC is replaced by one of the following symbols depending upon the error control method used V 44 V 44 data compression with V 42 error control V 42bis V 42 error control and V 42bis data compression V 42 V 42 error control only MNP 5 MNP class 4 error control and MNP class 5 data compression MNP 4 MNP class 4 error control only NoEC No error control protocol Chapter 6
30. 19200 bps CONNECT 7200 24 Connection at 7200 bps CONNECT 12000 EC 25 Connection at 12000 bps CONNECT 16800 86 Connection at 16800 bps CONNECT 300 40 Connection at 300 bps CONNECT 21600 55 Connection at 21600 bps CONNECT 24000 56 Connection at 24000 bps CONNECT 26400 EC 57 Connection at 26400 bps CONNECT 28800 EC 58 Connection at 28800 bps CONNECT 31200 59 Connection at 31200 bps CONNECT 33600 EC 60 Connection at 33600 bps CONNECT 38400 EC 28 Connection at 38400 bps DTE rate EC appears only when the Extended Result Codes configuration option is enabled EC is replaced by one of the following symbols depending upon the error control method used V 44 V 44 data compression with V 42 error control V 42bis V 42 error control and V 42bis data compression V 42 V 42 error control only MNP 5 MNP class 4 error control and MNP class 5 data compression MNP 4 MNP class 4 error control only NoEC No error control protocol AT command set result codes S Registers 09 Command Set Result Codes Table Continued Result Code Numeric Description CONNECT 57600 EC 18 Connection at 57600 bps DTE rate CONNECT 115200 EC 87 Connection at 115200 bps DTE rate CONNECT 32000 EC 70 Connection at 32000 bps CONNECT 34000 71 Connection at 34000 bps CONNECT 36000 72 Connection at 36000 bps
31. 600 bits second 1 6 Introduction Features 56K data commu nication Fax capability Standard com mands Error control Data compression Serial port access The internal modem uses the V 92 protocol to connect to host V 92 modems at data rates of up to 53 000 bits per second bps It uses the V 90 protocol to connect at data rates of up to 53 000 bps when connecting to a V 90 host modem For connections that do not support either the V 90 or V 92 protocol the internal modem uses the ITU standard V 34 protocol to connect at rates of up to 33 600 bits per second The internal modem also supports all of the earlier lower speed ITU CCITT modem protocols You can use the internal modem to transmit and receive facsimiles at rates of up to 14 400 bps The internal modem supports Class 1 fax transmission The internal modem is compatible with the industry standard Hayes AT commands and S Register settings This feature assures accurate data transmis sion even over telephone lines subject to noise interference The internal modem uses Microcom Networking Protocol 4 MNP4 and V 42 error correction Compression can greatly increase data throughput The internal modem supports the new V 44 compression protocol which is optimized for World Wide Web browsing It also supports MNP5 and V 42bis data com pression protocols The internal modem frees your computer s serial port for connection of a serial mouse seria
32. DTR to the modem amp 01 Ifthe DTR signal is not detected while in online data mode the modem enters command mode issues an OK result code and remains connected amp D2 Ifthe DTR signal is not detected while in online data mode the modem disconnects default amp D3 Reset the modem on the on to off DTR transition Result Codes OK n 0 1 2 3 ERROR Otherwise amp F Load factory settings This command loads the configuration stored and programmed at the factory This operation replaces all of the command options and the S Register settings in the active configuration with factory values amp F Recall factory setting as active configuration AT Commands 6 AT command formats amp Gn V 22bis guard tone control This command determines which guard tone if any to transmit while transmitting in the high band answer mode This command is only used in V 22 and V 22bis mode This option is not used from North America and is for international use only amp GO Guard tone disabled default amp Gl Sets guard tone to 550 Hz amp G2 Sets guard tone to 1800 Hz Result Codes OK n 0 1 2 ERROR Otherwise amp Kn Local flow control selection amp KO Disables flow control amp K3 Enables RTS CTS flow control default amp K4 Enables XON XOFF flow control Result Codes OK n 0 3 4 ERROR Otherwise 6 8 AT Commands AT command formats amp Pn Select Pulse Dial Make Break Ratio amp PO Selects 39 6
33. S 00011 lt Command Response Logging Append to Log Sample Diagnostics tab 6 Click Query Modem The system executes an automatic operations test displaying the following message while the test is in progress Please Wait Communicating with Modem This may take several seconds Sample Diagnostics test in progress message If the diagnostic test runs successfully a series of commands and the modem s response displays in the Modem Information box The modem drivers are installed correctly Function Check 37 Running diagnostics TOSHIBA Software Modem Properties Driver Resources Power Management General Modem Diagnostics Advanced Modem Information Field Value Hardware ID PCINVEN 80868DEV 24868SUBSYS 00011 lt gt Command Response ATI2 Success ATI3 TOSHIBA Software Modem Version 2 1 ATI4 Built on 06 21 2002 11 47 54 ATIS 2 1 15 AMR Intel MB AC97 ID SIL RE lt gt Logging ventilo Sample Diagnostics results If the diagnostics test fails you may see a Can t Open Port message This indicates that another application is using the COM port or the modem driver is not properly installed If the diagnostic test fails and this is the first time you ve run the test restart the computer and repeat step 1 through step 6 If the diagnostic test fails a second time double click Control Panel on your computer s desktop to o
34. Type of service Your modem is designed to be used on standard device telephone lines Connection to telephone company provided coin service central office implemented systems is prohibited Connection to party lines service is subject to state tariffs If you have any questions about your telephone line such as how many pieces of equipment you can connect to it the telephone company will provide this information upon request Telephone company procedures The goal of the telephone company is to provide you with the best service it can In order to do this it may occasionally be necessary for them to make changes in their equipment operations or procedures If these changes might affect your service or the operation of your equipment the telephone company will give you notice in writing to allow you to make any changes necessary to maintain uninterrupted service If problems arise If any of your telephone equipment is not operating properly you should immediately remove it from your telephone line as it may cause harm to the telephone network If the telephone company notes a problem they may temporarily discontinue service When practical they will notify you in advance of this disconnection If advance notice is not feasible you will be notified as soon as possible When you are notified you will be given the opportunity to correct the problem and informed of your right to file a complaint with the FCC In the event repairs a
35. V 92 56K Internal Modem User s Guide C6628 0702M1 2 Notice Declaration of Conformity Information 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 it 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 receiver S gt Connect the equipment to outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help NOTE Only peripherals complying with the Class limits be attached to this modem Operation with non compliant peripherals or peripherals not recommended by Toshiba is likely to result in interference to radio and TV rec
36. ame time press the third ATDT Text you are to type in is represented in the type face you see to the left Display ABC Text generated by the computer that appears on its display screen is presented in the type face you see to the left bold 1 4 Introduction Features Messages Messages are used in this user s guide to bring important information to your attention Each type of message is identified as shown below CAUTION This icon indicates the existence of a hazard that could result in damage equipment or property if the safety instruction bere is not observed NOTE This icon indicates information that relates to the safe E operation of the equipment or related items Features The V 92 56K internal modem provides capability for facsimile transmissions and standard computer to computer data communications at a rate of up to 53 000 bits per second downstream It supports the following V 92 features Fast Connect shortens connection times up to 25 percent by storing phone line characteristics Modem On Hold MOH enables you to talk on the telephone while connected to the Internet using the same telephone line This feature requires ISP support and Call Waiting Caller ID Service It also requires the Modem On Hold application which comes preinstalled on your computer a PCM Upstream transmits up to 48 000 bits per second upstream to host modems that support the V
37. asic operation Extension line If you are calling from an extension line such as in an office building and need to dial nine or another number to gain external access follow the steps below To place a call using tone dialing enter ATDT 9 and press Enter The nine or other number is for line access the comma is for a pause about 2 seconds with the default setting to give time for a connection The asterisks indicate the number you are calling To place a call using pulse dialing enter 9 and press Enter The nine or other number is for line access the comma is for a pause about 2 seconds with the default setting to give time for a connection The asterisks indicate the number you are calling You can enter as many commas as you need The following example will result in a six second pause ATDT 9 and press Enter NOTE If you are using a PBX connection that does not wait for a dial tone add the X1 or to the AT command line For example ATX3DP 9 and press Enter Actual usage will vary according to the host system so please check with the system manager Using the Internal Modem 49 Basic operation Receiving a call To set the number of rings before the internal modem automatically answers the phone set the SO register as follows ATSO and press Enter The asterisk indicates the number of rings
38. ce click Troubleshoot to start the troubleshooter Device usage Use this device enable Sample Toshiba Software Modem Properties window 5 Click the Diagnostics tab Function Check 43 Determining current connection protocol TOSHIBA Software Modem Properties Dive Resources Power Management General Modem Diagnostics Advanced Modem Information Field Value Hardware ID PCINVEN 80868DEV 24868SUBSYS 00011 Logging Append to Log Sample Diagnostics tab 6 Click View log to display connection information about the last call 7 Locate the data compression format in the log If it lists V 44 data compression the connection was a V 92 connection 8 To append connection information for future calls to the existing call log on the Diagnostics tab select the Append to Log check box Chapter 3 Using the Internal Modem This chapter describes connection procedures and basic operations Connection procedures This section describes how to connect the internal modem to and disconnect it from a telephone jack CAUTION The modem is designed for use with a standard analog telephone line Do not connect the modem to a digital telephone line A digital line may damage the modem If you connect the modem to a digital telephone line the modem will not dial and will display the message NO DIAL TONE at the AT command line Using the Inter
39. ct the RJ11 jack insert it until you hear a Click Disconnecting the internal modem When you need to disconnect the internal modem s modular cable 1 Pinch the connecting lever on the connector in the telephone wall jack and pull out the connector Squeeze here Disconnecting the cable from the wall jack 2 Disconnect the modular cable from the computer s modem port Using the Internal Modem AT Basic operation Basic operation After you connect the modular cable to your internal modem and a telephone line you are ready to run your communication software Refer to your software documentation for instructions on operating your internal modem As examples this section describes how to execute basic modem operations by typing AT commands directly into the communication software program You must be in terminal mode to enter the AT commands Refer to your software documentation or online help Connecting to a telephone line The AT commands for connecting to a telephone line depend on whether you are using a direct line or an extension line such as in an office building Direct access line To place a call using tone dialing enter and press Enter The asterisks indicate the number you are calling To place call using pulse dialing enter and press Enter The asterisks indicate the number you are calling 40 Using the Internal Modem B
40. cted to a key service unit or a PBX m WARNING These are digital lines that can damage the modem Lines that require pressing the Line button for example 0 before dialing Dial modes There are two types of dial modes pulse dial and tone dial Generally pulse dial lines are associated with rotary phones but there may be cases where a push button phone is connected to a pulse dial line so it is not possible to identify the type of line simply by looking at the phone If you are not sure what type of line you are using check an ordinary direct line by the following AT command where n is the outside number ATDTn Enter If you connect to the dialed number the line is tone dial type If you do not get a connection it is pulse dial type The command ATDP will connect a pulse line Glossary Acronyms bps or BPS Bits per Second COMI Communications Port 1 serial port COM2 Communications Port 2 serial port CPU Central Processing Unit FCC Federal Communications Commission FTP File Transfer Protocol GND Ground HDD Hard Disk Drive HTML HyperText Markup Language I O Input Output IRQ Interrupt Request ISA Industry Standard Architecture KB Kilobyte LAN Local Area Network LBA Logical Block Addressing 105 106 LFB Linear Frame Buffer Line Printer Port 1 parallel port MB Megabyte MIPS Millions of Instructions per Second PBX Private Branch Exchange
41. dem Retrain by Remote Modem Rate Renegotiation by Local Modem Rate Renegotiation by Remote Modem The signal power transmitted upstream The round trip delay in milliseconds Near echo levels only Far echo levels only The number of LAPM frames sent upstream during this call The count wraps around at 65 535 The number of REJ frames received at the analog client modem The number of LAPM frames received by the client modem during this call The count wraps around at 65 535 Number of frames received in error by the client modem Number of retrains requested by the client modem Number of retrains requested by the remote modem Number of renegotiations requested by the client modem Number of renegotiations requested by the remote modem Call Termination Cause Robbed Bit Signaling Digital Loss dB Remote Server ID Connection Time sec Result Codes As AT Commands AT command formats 99 The reason the call ended This value is valid only after the call ends 0 local modem command ATH DTR drop 1 remote modem command cleardown loss of signal 2 no answer busy etc 3 training failure V 90 or V 34 4 protocol failure for example if required by N4 For PCM connection only a hexadecimal 6 bit pattern of T1 frames with robbed bit signaling For PCM connection only the downstream digital loss NA The time between the remote answer
42. e Cameras Tasks S 9 v ul ow f Speech Symantec Taskbarand TOSHIBA LiveUpdate StartMenu Controls 2 w amp User Accounts Wireless Link Yamaha Sample Control Panel 2 Double click Phone and Modem Options to open the Phone and Modem Options window 40 Function Check Determining current connection protocol Phone and Modem Options Dialing Rules Modems Advanced The list below displays the locations you have specified Select the location from which you are dialing Locations Location Area Code Ci Location Sample Phone and Modem Options window 3 Click the Modems tab to display the installed modems Function Check 41 Determining current connection protocol Phone and Modem Options Dialing Rules Modems Advanced B gt The following modems are installed Modem TOSHIBA Software Modem Sample Modems tab 4 16115 not already selected click Toshiba Software Modem then click Properties to open the Toshiba Software Modem Properties window 42 Function Check Determining current connection protocol TOSHIBA Software Modem Properties Driver General Modem p TOSHIBA Software Modem Power Management Diagnostics Advanced Device type Modems Manufacturer Agere Location PCI bus 0 device 31 function 6 Device status This device is working properly If you are having problems with this devi
43. e ITU International Telecommunications Union V 42 specifies two kinds of protocols LAP M Link Access Procedure for Modem and MNP classes 2 3 and 4 This protocol first tries to establish a link to the remote modem with LAP M If it is unsuccessful it tries to connect with MNP Although this modem uses class 4 correction it can connect in class 5 to remote modems that support class 5 Operation modes The operation mode depends on whether an error correction protocol is being used Normal mode Errors are not corrected even if communication speed is different between a personal computer and modem or between modems the buffers in the modem and the flow control function permit communication without changing communication speed Reliable mode This mode is used with MNP or V 42 protocols to ensure error free communication MNP and V 42 97 Flow control Commands The following N modulation handshake commands are used to set the communication mode NO N1 Remote modem unable to use MNP or V 42 N2 Remote modem uses MNP N3 Uncertain if remote modem can use MNP or V 42 N4 Remote modem uses V 42 N5 N7 Same as N3 For details refer to AT Commands on page 51 Flow control In both normal mode and reliable mode the buffers in the modem and its flow control function permit communication even if the speed is different between a personal computer and modem serial port or between modems
44. e Voice Call Help About MOH Exit MOH Sample modem popup window 2 Click Place Voice Call Modem On Hold 23 Using Modem On Hold The V 92 Modem On Hold dialog appears instructing you to click the Call button V 92 Modem On Hold Call Status 35 Press the Call button then use local telephone to place a voice call Call Sample Placing a voice call dialog box 3 Before the 15 second timer runs out click Call Otherwise click Ignore to cancel the call The Call Status box indicates that the Internet connection is on hold while you complete your voice call V 92 Modem On Hold Call Status Modem On Hold is in progress Date 07 24 Time 13 51 Number 9494629073 Name TOSHIBA AMERICA owe poke Sample Modem On Hold in progress dialog box 4 Pick up your telephone handset and place your voice call 5 maintain the Internet connection you must complete the voice call before the Modem On Hold timer expires The application displays the timer in the lower right corner The timeout value is determined by your ISP 2 4 Modem On Hold Using Modem On Hold 6 To end your voice call and resume your Internet connection wait until the incoming caller has hung up then click Resume Data Call If you hang up before the incoming caller a Call Cancelled message may display If this occurs wait a few seconds while the modem automatically redials and reestablishes your Internet connection
45. e voice call If Modem On Hold is enabled you can select or clear the Enable Caller ID check box to match your telephone service To disable the warning that displays before the Modem On Hold timer expires disconnecting an incoming or outgoing voice call if not completed clear the Warn before timeout check box To change the Modem On Hold warning timer value select a value from the Warn before timeout dropdown box You can set the timer from 10 to 60 seconds in intervals of 10 seconds If your phone system requires a number to be dialed to switch between voice and data calls enter that number in the To switch between calls dial box If your phone system requires one number to switch from voice to data and a different number to switch from data to voice enter both numbers in the box separated by a comma Click OK to close the dialog and save your changes 2 8 Modem On Hold Configuring Modem On Hold Enabling Disabling the Modem On Hold autorun status 1 Right click the O icon located on the system tray to display the modem popup window V 92 Modem On Hold Settings Call History v Start Automatically Place Voice Call Help About MOH Exit MOH Sample modem popup window 2 If Start Automatically is checked you can click it to clear the check mark The Modem On Hold application no longer launches automatically when you start your computer 3 If Start Automatically is not checked you can click it to
46. egister number After you type in the register press Enter 2 The format for modifying the value of an S Register is ATSn r where n is the register number and r is the new register value After you type in the register number and its new value press Enter SO Auto answer ring number This register determines the number of rings the modem will count before automatically answering a call Enter 0 zero if you do not want the modem to automatically answer at all When disabled the modem can only answer with an ATA command Range 0 255 Default 0 Units rings 1 Ring counter This register is read only The value of S1 is incremented with each ring If no ring occurs over a six second interval the register is cleared Range 0 225 Default 0 Units rings S Registers 83 S Register values 2 AT escape character user defined This register determines the ASCII value used for an escape sequence The default is the character The escape sequence allows the modem to exit data mode and enter command mode when online Values greater than 127 disable the escape sequence Range 0 255 Default 43 Units ASCII 3 Command line termination character user defined This register determines the ASCII values as the carriage return character This character is used to end command lines and result codes Range 0 127 ASCII decimal Default 13 carriage return Units ASCII 4 Response formatting charac
47. eption Changes or modifications made to this equipment not expressly approved by Toshiba or parties authorized by Toshiba could void the user s authority to operate the equipment This device complies with Part 15 of the Rules Operation is subject to the following two conditions This device may not cause harmful interference This device must accept any interference received including interference that may cause undesired operation Contact Toshiba America Information Systems Inc 9740 Irvine Blvd Irvine CA 92618 1697 949 583 3000 Industry Canada Requirement This Class B digital apparatus complies with Canadian ICES 003 Cet appareil num rique de la classe B est conform la norme NMB 003 du Canada Pursuant to FCC CFR 47 Part 68 When you are ready to install or use the modem call your local telephone company and give them the following information telephone number of the line to which you will connect the modem Theregistration number that is located on the device The FCC registration number of the modem will be found on either the device which is to be installed or if already installed on the bottom of the computer outside of the main system label The Ringer Equivalence Number REN of the modem can vary For the REN of your modem refer to your computer s user s guide The modem connects to the telephone line by means of a standard jack called the USOC RJLIC
48. hat computers perform the other is processing Input Output describes the interrelated tasks of providing information to the computer and providing the results of processing to users I O devices include keyboards input and printers output A disk drive is both an input and an output device since it can both provide information to the computer and receive information from the computer ITU T Standard series of communication procedures for telephone lines and analog data transmission standardized by ITU International Telecommunications Union formerly CCITT keyboard The device you use to type information into the computer Each key on the keyboard is a switch that is activated when you press it The switch sends a specific code representing the character printed on the key to the processor kilobyte KB A unit of data storage equal to 1024 bytes Its abbreviations and KB are taken from the Greek word kilo meaning 1000 although the abbreviation refers to 1024 or 2 raised to the 10th power See also byte megabyte MB unit of data storage equal to 1024 KB From the Greek work mega for million one megabyte is actually 1 048 576 bytes 1024 x 1024 bytes See also byte MIPS Millions of Instructions Per Second computer processor s performance modem device for transmitting computer information over telephone lines A modem converts modulates digital information for transmission and also converts dem
49. he modem waits before dialing is specified in register S6 The modem ignores any busy tones it receives The modem monitors for busy tones n 0 1 2 3 4 5 Otherwise AT Commands 65 AT command formats Zn Recall stored profile The modem performs a soft reset and restores recalls a configuration profile according to the parameter supplied You can store two configuration profiles If no parameter is specified zero is assumed 70 Reset and restore stored profile 0 71 Reset and restore stored profile 1 Result Codes OK n 0 1 ERROR Otherwise amp Cn Data Carrier Detect DCD control Data Carrier Detect is a signal from the modem to the computer indicating that a carrier signal is being received from a remote modem DCD normally turns off when the modem no longer detects the carrier signal amp CO state of the carrier from the remote modem is ignored DCD circuit is always on amp C1 DCD turns on when the remote modem s carrier signal is detected and off when the carrier signal is not detected default Result Codes OK n 0 1 ERROR Otherwise 66 AT Commands AT command formats amp Dn Data Terminal Ready DTR control This command interprets how the modem responds to the state of the DTR signal and changes to the DTR signal amp DO Ignore The modem ignores the true status of DTR and treats it as always on This should only be used if your communication software does not provide
50. hich data from the personal computer is received as commands to control the internal modem Data from the personal computer will not be output to the telephone line Compression The translation of data video audio digital or a combination to a more compact form for storage or transmission In computer terms files are compressed by removing repetitive and blank characters Depending on the type of file this can result in a size reduction of over 90 Modems use compression to reduce the amount of time needed to send or receive a file Configuration 1 The set of components in a computer system such as memory printers and disk drives 2 How parts of the system are set up For example the configuration of the serial port includes the baud rate parity data bits and stop bits CTS signal A Clear to Send signal is an RS 232C standard that indicates the modem is ready for transmission 110 DAA Data Access Arrangement is a circuit that isolates a device from phone lines data Information that a computer can process The word data is actually plural for datum meaning a single piece of information data bits A data communications parameter controlling the number of bits used to represent a character If data bits 7 the computer can generate 128 unique characters if data bits 8 the computer can generate 256 unique characters DCE Data Communications Equipment or Data Circuit terminating Equi
51. hnique of imparting motion to items either drawings or inert objects application A computer program that you use to perform tasks of a specific type Applications include word processors spreadsheets and database management systems See also program asynchronous A type of data transmission in which information is sent at variable time intervals To indicate when a transmitted character begins and ends it is preceded by a start bit and followed by an optional parity bit and one or two stop bits See also synchronous baud baud rate The speed at which communications devices such as printers terminals and modems transmit information Information travels as a series of electronic signals The baud rate measures the rate of change in these signals This is not necessarily the same as bits per second although the two are related It is named for Emil Baudot a pioneer in printing telegraphy See also bits per second Bell Standard A series of communication procedures for telephone lines and other analog data transmission lines standardized by AT amp T American Telephone amp Telegraph bit The basic unit of information used by the computer a bit may be either 1 or 0 While an individual bit cannot contain a significant amount of information by combining bits into larger units such as bytes a group of eight connected bits your computer can deal with huge blocks of data See also byte 108 bits per second BPS A way
52. ion specifications Communication specifications Communication Data Full duplex system Fax Half duplex Communication Data ITU T Rec V 21 V 22 V 22bis V 32 V 32bis V 34 56K V 90 92 Bell 103 212A Fax ITU T Rec V 17 V 29 V 27ter Former CCITT V 21 ch2 Communication Data 300 1200 2400 4800 speed 7200 9600 12000 14400 16800 19200 21600 24000 26400 28800 29333 30666 33333 34666 37333 38666 41333 42666 45333 46666 49333 50666 53333 54666 bps Fax 2400 4800 7200 9600 12000 14400 bps Transmitting level 10 dBm Appendix B Communication Conditions Communication parameters Select communication parameters from the table below Start Data length Parity Stop bit bit bit bit 1 8 None 1 or more 1 7 0 1 or more 1 7 1 1 or more 1 7 Odd 1 or more 1 7 Even or more 1 7 None 2 Telephone line types This internal modem can be connected to 2 wire analog subscriber telephone lines POTS lines only 103 1 0 4 Communication Conditions Dial modes Connectable lines 2 wire Ordinary analog telephone lines with direct connection Ww Corporate analog lines connected to a PBX Analog lines connected to PBX which for example provide dial tone when the handset is picked up and permit outgoing calls by dialing 9 Unconnectable lines 4 wire Business or home telephones that are conne
53. ks and direct connect modems RTS signal A Request to Send signal is an RS 232C standard that indicates the modem is ready to receive data RS 232 C The standard defining control data and status signals for cables allowing asynchronous communication with computers printers and other peripheral devices serial The handling of data bits one after the other serial communications communications technique that uses as few as two interconnecting wires to send bits one after another serial interface An interface between systems or system components in which information is transmitted sequentially one bit at a time The transmitted bits are reassembled at the receiving component A modem uses a serial interface serial port communications port COMI or COMO to which you can connect a serial device such as a modem a mouse or a serial printer stop bit In asynchronous serial communications one or more bits indicating the end of a block of characters S Register The S Register stores the parameters for various commands and modem operations 116 synchronous Having a constant time interval between successive bits characters or events Synchronous data transmission requires both the sending and receiving devices to use special synchronizing characters to correct variations in timing between the devices See also asynchronous T Test function When normal communication is not possible this function checks the
54. l printer or other serial device Ring indicator Standby Hiber nate Modem On Hold Fast Connect PCM upstream Introduction 1 7 Function charts The computer can be powered on automati cally when the modem answers a call This feature is available only when the computer is in Resume Standby mode Refer to your com puter s documentation for details on ring indicator power on When the computer is set to Standby or Hibernate the modem settings automatically resume when you turn on the power Refer to your computer s documentation for details on Standby Hibernate modes Enables you to talk on the telephone while con nected to the Internet using the same telephone line This feature requires ISP support and Call Waiting Caller ID Service The phone line must support Type 2 Caller ID CID Shortens connection times up to 25 percent by storing phone line characteristics Transmits up to a maximum rate of 48 000 bits per second upstream to host V 92 modems that support this feature Function charts The modem supports these communication protocols Functions available in all operating systems Function Remarks Data 92 90 From 32 Kbps to 56 Kbps V 34 From 2400 bps to 33 6 Kbps V 32bis 4800 7200 9600 bps 12 14 4 Kbps 1 8 Introduction Function charts Functions available in all operating systems Continued Function Remarks V 32 4800 9600 bps V 22bis 1200 2400 bps
55. l212A 1200 V23C 1200 V 21 300 Bell103 300 Example MS V92 1 0 0 This sets the modulation to be V 92 and the speed negotiations to use automode This is the modem default Example MS V90 0 0 45333 This will limit the maximum speed to 45 333 bps in V 90 mode 4MS This command displays the current MS command configuration This command displays all supported values for each MS command parameter AT Commands AT command formats PCW Command This command configures how the modem responds to a call waiting signal The modem s response is also determined by the current configuration of the VCID caller ID command See VCID Command on page 79 for information on this command You can also use the PCW command to display the current call waiting configuration and to display the supported lt call waiting gt parameter values PCW lt call waiting Valid lt call waiting gt parameter values are as follows 0 Enables the call waiting detector When a call waiting signal is detected the modem responds to it according to the VCID caller ID command configuration This is the default 1 Enables the call waiting detector When a call waiting signal is detected the modem hangs up the current call and answers the waiting call 2 Disables the call waiting detector Result Codes OK call waiting 0 1 2 ERROR Otherwise 4PCW This command displays the current call waiting
56. ler ID configuration and to display the supported VCID command parameter values 80 AT Commands AT command formats VCID lt value gt Valid lt value gt parameter values are as follows 0 Disables caller ID This is the default 1 Enables caller ID with formatted presentation 2 Enables caller ID without formatting Result Codes OK lt value gt 0 1 2 ERROR Otherwise VCID This command displays the current caller ID configuration VCID This command displays the supported VCID lt value gt parameter values Chapter 5 o Registers S Registers contain the settings that determine how several functions of the internal modem operate such as choosing how many times to let the telephone ring before the modem answers and how long to wait before it hangs up if a connection fails You can also customize certain AT commands such as the escape sequence and command line termination The contents of the registers are changed automatically when you modify corresponding settings in your communication software If you choose however you can display and edit the contents of the registers manually when the modem is in command mode If the value is outside the acceptable range an error is generated This chapter describes the settings for each S Register 01 02 S Registers S Register values S Register values The format for displaying the value of an S Register is ATSn where n is the r
57. mands 5 AT command formats Connection Time sec 19 968 OK The ATI11 command may be issued from online command mode or after the end of a call After a call some of the values are no longer valid The following table defines each command result and indicates if the result is valid only during the call Description Last Connection Initial Transmit Carrier Rate Initial Receive Carrier Rate Final Transmit Carrier Rate Final Receive Carrier rate Protocol Negotiation Result Data Compression Result Estimated Signal Noise Level Receive Signal Power Level dBm Definition V 92 V 90 V 34 or V 32 depending on the type of connection negotiated Initial upstream rate Initial downstream rate Current or final upstream rate Current or final downstream rate LAPM MNP or NONE depending on V 42 negotiation V 44 V 42bis MNP5 or NONE Signal to noise ratio with implied negative Higher values indicate better conditions The received signal power which although labeled in dBm is only a relative measure for comparing calls to and from different locations This value is valid only during a call AT Commands AT command formats 90 Transmit Signal Power Level dBm Round Trip Delay msec Near Echo Level dBm Far Echo level dBm Transmit Frame Count Transmit Frame Error Count Receive Frame Count Receive Frame Error Count Retrain by Local Mo
58. me S12 The pause prevents the modem from interpreting the escape sequence as data The value of the escape sequence character may be changed using register S2 A Repeat last command This command repeats the last command string entered Do not precede this command with an AT prefix nor conclude it by pressing Enter A Answer command This command instructs the modem to go off hook and answer an incoming call Bn Communication standard setting This command determines the communication standard either CCITT or Bell NOTE This command is only useful for matching the modem to slower modems It is rarely used today BO Selects CCITT V 22 mode when the modem is at 1200 bps AT Commands 53 AT command formats Bl Selects Bell 212A when the modem is at 1200 bps B2 Unselects V 23 reverse channel B3 Unselects V 23 reverse channel B15 Selects 21 when the modem is at 300 bps B16 Selects Bell 103J when the modem is at 300 bps Result Codes OK n 0 1 2 3 15 16 ERROR Otherwise Dn Dial This command instructs the modem to dial a telephone number Enter n the telephone number and any modifiers after the ATD command Any digit or symbol 0 9 A B C D may be dialed as touch tone digits Characters such as spaces hyphens and parentheses do not count They are ignored by the modem but you may want to include them to make the number and modifiers easier to read The following ma
59. missible 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 coordinated by a representative designated by the supplier Any repairs or alterations made by the user to this equipment or equipment malfunctions may give the telecommunications company cause to request the user to disconnect the equipment Users should ensure for their own protection that the electrical ground connections of the power utility telephone lines and internal metallic water pipe system if present are connected together This precaution may be particularly important in rural areas Caution Users should not attempt to make such connections themselves but should contact the appropriate electric inspection authority or electrician as appropriate 2 Theuser guide of analog equipment must contain the equipment s Ringer Equivalence Number REN and an explanation notice similar to the following The Ringer Equivalence Number REN of this device can vary For the REN number of your modem refer to your computer s user s guide NOTICE The Ringer Equivalence Number REN assigned to each terminal device provides an indication of the maximum number of terminals allowed to be connected
60. modem connects in buffer mode and continues operation This is also known as V 42 MNP auto reliable mode V 42 or disconnect The modem attempts to connect in V 42 error control mode If this fails the call will be disconnected V 42 MNP or Buffer same as N3 AT Commands AT command formats N7 V 42 MNP or Buffer same as N3 Result Codes OK n 0 1 2 3 4 5 7 ERROR Otherwise Qn Local flow control selection Q0 Disable flow control Q1 XON XOFF software flow control Q3 RTS CTS to DTE default Result Codes OK n 0 1 3 ERROR Otherwise Wn Protocol result code WO Disable protocol result code appended to DCE speed WI Enable protocol result code appended to DCE speed default Result Codes OK nz0 l ERROR Otherwise 12 AT Commands AT command formats Data compression control This command determines the operation of V 42bis and MNP class 5 data compression Online changes do not take effect until a disconnect occurs first V 42bis MNP 5 disabled No data compression 1 V 42bis MNP 5 enabled Data compression enabled default Result Codes OK n 0 1 ERROR Otherwise V 90 n This command enables disables V 90 and changes the downstream rate V90 0 Disables V 90 V90 1 Enables V 90 Auto rate default value V90 X Controls the downstream rate V90 Shows the current value V90 Shows the range 0 21 Possible values of n AT V90 X Dow
61. n 62 Qn Result code control 62 T Select tone dialing 62 Vn DCE response 62 Wn Result Code 63 Contents 9 Xn Result code selection call progress TYORUCOTITO seien 63 Extended result codes 64 Dial tone 64 Busy tone 1 64 Zn Recall stored profile 65 amp Cn Data Carrier Detect DCD control 65 amp Dn Data Terminal Ready control 66 amp F Load factory settings 66 amp Gn V 22bis guard tone control 67 amp Kn Local flow control selection 67 amp Pn Select Pulse Dial Make Break Ratio 68 amp Self test commands 68 amp V View active configuration and stored iin x c 69 amp W Store current configuration 69 amp Y Select stored profile for hardware reset 69 amp Zn x Store telephone number 70 n Error control mode selection 70 Qn Local flow control selection 71 Wn Protocol result code
62. nal Modem 45 Connection procedures Analog or digital If you are not sure which type of line a particular line jack offers assume that it is digital and do not connect the internal modem to it If the wall jack is known to be connected to a PBX Private Branch Exchange system then the line is digital Do not connect the modem to it If a working telephone connected to the wall jack has an REN Ringer Equivalency Number printed on its label then it is an analog phone If the phone is working correctly then the wall jack itself is analog Telephones in an office environment are commonly connected to digital phone lines Unfortunately the wall jacks for both analog and digital phone lines use the familiar RJ11 connector as shown on page 46 If you are not sure that an RJ11 jack terminates an analog phone line do not connect the modem to it Connecting the internal modem CAUTION In the event of a lightning storm unplug the modem cable from the telephone jack A standard modular cable is supplied with the internal modem Follow the steps below to connect the internal modem to a telephone jack 1 Turn the connector so that the small connecting lever faces down Squeeze the lever and plug the connector into the computer s modem port Plug the other end of the cable into an RJ11 wall jack 46 Using the Internal Modem Connection procedures Connecting the internal modem NOTE When you conne
63. nd requires fax software Communication is controlled by the fax software NOTE Use only software compatible with EIA 578 Class 1 Do not use 592 Class 2 compatible software Chapter 4 AT Gommands In most cases you will not need to type AT commands manually However there may be some occasions when you will need to do so This chapter describes AT commands for data mode Fax commands are issued by application software AT command formats The format for entering AT commands is ATXn where X is the AT command and n is the specific value for some of the commands After you type in the command press Enter Any command issued is acknowledged with a response in either text or numeric values known as result codes commands and command values accepted by the modem are described in this section any entry other than those listed results in an error If no value is entered for n then the command defaults to a value of n 0 5 AT Commands AT command formats Escape sequence The escape sequence allows the modem to exit data mode and enter online command mode While in online command mode you can communicate directly with your modem using AT commands When you finish you can return to data mode using the ATO command There must be a pause after you enter an escape sequence before any additional characters can be sent to the modem The length of this pause is set by Escape Guard Ti
64. nd set result codes S Registers command set result codes The following table shows the result codes Command Set Result Codes Table Result Code Numeric Description OK 0 Command executed CONNECT 1 Modem connected to line RING 2 A ring signal has been detected NO CARRIER 3 Modem lost carrier signal or does not detect carrier signal or does not detect answer tone ERROR 4 Invalid command CONNECT 1200 5 Connection at 1200 bps NO DIAL TONE 6 No dial tone detected BUSY 7 Busy signal detected CONNECT 2400 10 Connection at 2400 bps CONNECT 4800 11 Connection at 4800 bps EC appears only when the Extended Result Codes configuration option is enabled EC is replaced by one of the following symbols depending upon the error control method used V 44 V 44 data compression with V 42 error control V 42bis V 42 error control and V 42bis data compression V 42 V 42 error control only MNP 5 MNP class 4 error control and MNP class 5 data compression MNP 4 MNP class 4 error control only NoEC No error control protocol 09 S Registers AT command set result codes Command Set Result Codes Table Continued Result Code Numeric Description CONNECT 9600 12 Connection at 9600 bps CONNECT 14400 EC 13 Connection at 14400 bps CONNECT 19200 EC 14 Connection at
65. nnection speed settings In addition it can be used to display all the supported MS command parameter values MS carrier lt automode gt min rate max rate AT Commands 15 AT command formats This command is used to set the various parameters described below carrier lt automode gt lt min_rate gt The modem protocol Valid values are Value Meaning V92 V 92 default V90 V 90 V34 V 34 V32T V 32ter V32B V 32bis V32 V 32 V22B V 22bis V22 V 22 Bell212A 212A V23C V 23 constant carrier asymmetric FDM V2 V 21 Bell103 Bell 103 0 Disables automatic modulation negotiation 1 Enables automatic modulation negotiation default If a max rate value is specified automode is automatically disabled The minimum receive rate Valid min rate values are from 300 to 57333 16 Commands max rate maximum receive rate If set 0 then the max rate will be determined by the modulation means selected in the carrier and lt automode gt settings Zero is the default Valid max rate values are from 300 to 57333 Maximum receive rates for each valid carrier are as follows in bits per second V92 28000 57333 steps of 1333 V90 28000 57333 steps of 1333 V34 2400 33600 steps of 2400 V32B 4800 19200 steps of 2400 V32 4800 14400 steps of 2400 V22bis 2400 V22 2200 Bel
66. nstream Rate 0 V 90 disabled 1 Auto rate Default 2 28000 bps 3 20333 bps 4 30666 bps AT Commands 13 AT command formats 5 32000 bps 6 33333 bps 7 34666 bps 8 36000 bps 9 37333 bps 10 38666 bps 11 40000 bps 12 41333 bps 13 42666 bps 14 44000 bps 15 45333 bps 16 46666 bps 17 48000 bps 18 49333 bps 19 50666 bps 20 52000 bps 21 53333 bps 0 44 V 44 Data Compression Command This command configures the V 44 data compression direction used by the modem It can also be used to display the current data compression configuration and the supported direction parameter values 0 44 direction Valid direction values are as follows 0 Modem does not negotiate V 44 compression T 4 AT Commands AT command formats 1 Modem negotiates V 44 compression for transmit only 2 Modem negotiates V 44 compression for receive only 3 Modem accepts V 44 compression in both or either direction default Result Codes OK lt direction gt 0 1 2 3 ERROR Otherwise DS44 This command displays the current V 44 compression configuration 0 44 This command displays the supported DS44 direction parameter values 4MS Command This command can be used to set protocol and connection speed parameters for the modem Instead of having to change multiple S registers this single command produces the same effect The command can also be used to display the current modem protocol and maximum co
67. ode Option WO WI W2 CONNECT result code reports DTE speed Disable protocol result codes CONNECT result code reports DTE speed Enable protocol result codes CONNECT result code reports DCE speed Enable protocol result codes default Result Codes OK n 0 1 2 ERROR Otherwise Xn Result code selection call progress monitoring This command sets detection options for dial tones and busy signals which is its primary function However it also enables or disables extended result codes Extended Dial tone Busy signal Command Result code Detect Detect X0 Disable Disable Disable Enable Disable Disable X2 Enable Enable Disable X3 Enable Disable Enable 4 Enable Enable Enable default X5 Enable Enable Enable 6 4 AT Commands AT command formats Extended result codes Disabled Enabled Dial tone detect Disabled Enabled Busy tone detect Disabled Enabled Result Codes OK ERROR Displays only the basic result codes OK CONNECT RING NO CARRIER and ERROR Displays basic result codes along with the connect message and the modem s data rate and an indication of the modem s error correction and data compression operation The modem dials a call regardless of whether it detects a dial tone The modem dials only upon detection of a dial tone and disconnects the call if the dial tone is not detected within the specified time The period of time t
68. odulates information it receives back to digital format Many modems also interpret and execute commands received from the computer modem port The port to send and receive data to and from the modem of a remote station MNP A protocol developed by Microcom a modem manufacturer in the United States which with an error correcting function built into the modem itself corrects errors in the modem 114 Normal mode Error correction is not made MNP or V 42 but even if serial port speed is different from modem port speed the buffers in the modem and its flow control function permit communication without changing their speeds on line A functional state in which a device is ready to receive or transmit information online Available through the computer Online may refer to information on the hard disk such as online documentation or online help or a connection through a modem to another computer or the Internet On hook Off hook On hook means the handset is on the telephone and off hook means it is off The line is disconnected from the internal modem when the handset is on hook and connected to the internal modem when it is off hook parity method in serial communications of making sure that the information received is the same as the information that was sent It consists of adding an error detection bit to a group of data bits making the sum of the bits either odd or even When you re using a modem to
69. of measuring the speed at which information is passed between two devices This is the basic measure used in modem communications This is similar but not identical to the baud rate See also baud buffer An area of memory where information is held until it can be processed Buffers are frequently used to compensate for the fact that some parts of the system are faster than others For example the computer sends information to a printer much faster than even the fastest printer can handle it A print buffer stores printer information enabling the computer to continue with other tasks As the printer prints a page it looks in the buffer to see what to do next bus electrical circuit that connects the microprocessor with other parts of the computer such as the video adapter disk drives and ports It is the highway along which data flows from one device to another See also local bus busy A code indicating the number called is busy byte A sequence of eight bits A byte is the smallest addressable unit of data Each byte represents an integer up to 255 in decimal 11111111 in binary or FF in hexadecimal or a character such as a letter numeral or other symbol See also binary bit gigabyte hexadecimal kilobyte megabyte C carrier modem converts the digital signals of the personal computer into analog signals to send them through the telephone line The analog signals are carrier because they transport the
70. old is in progress Date 07 24 Time 13 51 Number 9494629079 Name TOSHIBA AMERICA Sample Modem On Hold in progress dialog box 3 To maintain the Internet connection you must complete the voice call before the Modem On Hold timer expires The application displays the timer in the lower right corner The timeout value is determined by your ISP 4 To end your voice call and resume your Internet connection click Resume Data Call A dialog displays indicating that the Modem On Hold has been cancelled and instructing you to hang up Modem On Hold cancelled Please hang up Sample Modem On Hold cancelled dialog box 5 Click OK The Call Status box indicates that it is resuming the modem Internet connection 22 Modem On Hold Using Modem On Hold V 92 Modem On Hold Call Status Resuming modem connection wu o ow Sample Resuming modem connection dialog box The modem connection is automatically renegotiated and your Internet connection resumes ym Call Canceled message may display If this occurs wait J a few seconds while the modem automatically redials and reestablishes your Internet connection Placing an outgoing voice call To use this function your phone line must support three way calling service 1 Right click the icon located on the system tray to display the modem popup window 92 Modem On Hold Settings Call History Start Automatically Plac
71. omes configured to automatically launch when you start the computer displaying an icon on the system tray However you can change this configuration See Configuring Modem On Hold on page 25 for instructions Using Modem On Hold The Modem On Hold application pops up the V 92 Modem On Hold dialog whenever an incoming voice call is detected or you place an outgoing voice call while connected to the Internet This dialog displays information about the call in a Call Status box Answering an incoming voice call When the modem detects an incoming voice call during an Internet connection the V 92 Modem on Hold dialog appears The Call Status box indicates that a call is waiting If you have Caller ID the dialog also displays the phone number and identity of the incoming call V 92 Modem On Hold Call Status Call waiting Please make a choice in 15 seconds Date 07 24 Time 13 50 Number 9494629750 Name TOSHIBA AMERICA E Ignore Sample Incoming voice call dialog box 1 To ignore an incoming call click Ignore or simply ignore the call If you ignore the call it will continue to ring until the timer expires in 15 seconds Modem On Hold 21 Using Modem On Hold 2 answer an incoming call click Answer then pick up your telephone handset The Call Status box indicates that the Internet connection is on hold while you complete your voice call V 92 Modem On Hold Call Status 3 Modem On H
72. ons between two devices Synonymous with full duplex See also half duplex full duplex echo Displays keyboard entry on the computer terminal EIA Electronic Industries Association is a manufacturers group that sets standards for data communications equipment error control Detection of errors in data communication Requests retransmission of data in which errors were found Error control Detection of errors in data communication Requests retransmission of data in which errors were found escape 1 To cancel the task currently in progress 2 A code ASCII code 27 generated by the Esc key telling the computer that what follows are commands not data Used with peripheral devices such as printers and modems Escape control This code is used to return to the command state without disconnecting the line when the internal modem is online FIFO First In First Out means the first data that enters a buffer is the first to be retrieved Fallback Reduction of a modem s speed If the remote modem cannot communicate as fast as the local modem the local modem will reduce its speed firmware A set of instructions built into a chip to control its activities 112 Flow control Flow control ensures smooth data communication If operating speed differs between the personal computer and modem or between your modem and a remote modem and if the remote station runs short of buffer capacity a transmission halt request is sen
73. out This register sets the time in seconds that the modem must wait before hanging up because the carrier is not detected The timer is started when the modem finishes dialing originate or goes off hook answer In originate mode the timer is reset upon detection of an answer tone if allowed by county restriction The timer also specifies the wait for silence time for the dial modifier in seconds 57 is not associated with the W dial modifier Range 1 255 Default 50 Units seconds S8 Comma pause time This register sets the time in seconds that the modem must pause when it encounters a comma in the dial command string Range 0 65 Default 2 Units seconds 11 DTMF dialing speed This register determines the dialing speed Range 50 150 Default 95 Units 001 seconds 06 S Registers S Register values 12 Escape guard time This register sets the value in 20 ms increments for the required pause after the escape sequence default 1 second Range 0 255 Default 50 Units 02 seconds S37 Dial line rate S37 0 default maximum modem speed 37 1 reserved 37 2 1200 75 bps 37 23 300 bps 537 4 reserved 37 5 1200 bps 37 6 2400 bps 37 7 4800 bps 37 8 7200 bps 37 9 9600 bps 37 210 12000 bps 37 11 14400 bps 37 212 16800 bps 37 213 19200 bps 37 14 21600 bps 37 15 24000 bps 37 16 26400 bps 37 17 28800 bps 37 18 31200 bps 837 19 33600 bps AT comma
74. pen the Control Panel Double click Add Remove Programs to open the Add Remove programs window 10 Select and remove the Toshiba Software Modem 11 If prompted to do so restart the computer 3 8 Function Check Determining current connection protocol 12 Reinstall the Toshiba Software Modem driver If you do not have the latest driver you can download it from www toshiba com 13 Repeat step 1 through step 6 to run diagnostics again The issued AT commands and the modem s response appear in the Modem Information box Use the scroll bar if necessary to locate the ATI3 command and its response 14 Verify that the driver you installed in step 12 is the currently installed driver Determining current connection protocol If V 92 features do not appear to be functioning verify that the connection is a V 92 connection using the following procedure 1 Double click Control Panel on your computer s desktop to open the Control Panel Function Check 39 Determining current connection protocol E Control Panel File Edit View Favorites Tools Help Q Bc O search Folders Address ie Control Panel a amp X 6 da gt Accessibility Add Hardware Administrative Date and Time Display oe vm on 22 gt ze A Fonts Keyboard Mouse Network con Options Connections amp 3 Power Options Printers and RealPlayer Regionaland Scannersand Scheduled Faxes Languag
75. pment device that establishes maintains and terminates a session on a network It may also convert signals for transmission It is typically the modem DCD signal This signal tells the personal computer whether the modem is receiving the carrier from the opposite station DTE Data Terminating Equipment communications device that is the source or destination of signals on a network It is typically a terminal or computer dial tone The tone that is heard from the handset when it is picked up dial mode Dial mode covers pulse dial and tone dial Pulse dial means turning the dial or pressing the buttons to send pulse signals to connect to the called party Tone dial means pressing the button to send tone signals to connect the modem to the called party download 1 To receive a file from another computer through a modem 2 To transmit font data from the computer to a printer See also upload DSP digital signal processor is a chip designed for real time applications DSP techniques are used in PC processors as well as media engines For example some high end notebooks use a DSP chip to provide Sound Blaster emulation for the internal modem as well oon 111 DSR signal This signal tells the personal computer whether the modem is ready for communication signal This signal tells the modem whether the personal computer is ready for communication duplex The method used to transmit data in both directi
76. r mode 60 monitor speaker volume 60 MS command 74 N modulation handshake 61 PCM Upstream 78 protocol result code 71 repeat last command string 52 request ID information 55 result code control 62 result code option 63 result code selection 63 return to online data mode 61 select pulse dial make break ratio 68 select pulse dialing 62 117 118 select stored profile for hardware reset 69 select tone dialing 62 self test commands 68 store current configuration 69 store telephone number 70 V 44 data compression 73 V 90 enable disable 72 view active configuration and stored profile 69 C call receiving 49 terminating 49 call cancelled error message 22 call history 25 Call Waiting AT command 77 configuring 25 Caller ID AT command 79 configuring 25 Clear To Send 50 communication standard setting 52 communications dial mode types 104 facsimiles 50 handshake commands 97 modes 97 parameters 103 protocols supported 17 specifications 101 telephone line types 103 configuring Modem On Hold 25 connecting internal modem 44 45 connecting to a telephone line 47 connection procedures 44 CTS RTS 50 D data carrier detect 65 data compression 100 data compression control 72 data terminal ready DTR 66 default settings 31 diagnostics 31 dial a telephone number 53 dial tone detect 64 disconnecting the internal modem 46 display result codes 62 E echo command 54 error control mode selection 70
77. rd as desired The characters you enter should be displayed on the screen 0 4 Test Function Testing procedure 4 Enter the escape code as follows to return to the command state from the online state Receive OK 5 Enter the following AT commands to terminate the test AT amp TO Receive OK Chapter 7 IMNP and V 42 The internal modem has built in protocols MNP Microcom Networking Protocol Class 4 and V 42 for error correction and MNP class 5 and V 42bis for data compression Error correction overview Telephone line noise or electrical interference can cause errors in data communication Noise is especially a problem at high speeds of 14 400 bps or greater The MNP and V 42 protocols were developed to ensure reliable data communications despite the high probability of error generation from line noise MNP error correction MNP was developed by Microcom MNP class 4 enables data correction of full duplex communications and also provides asynchronous synchronous conversion and data packet size negotiation to increase throughput 95 MNP and V 42 Operation modes The protocol of both modems must be the same Therefore if the remote modem supports only class 3 or below the protocol for the remote modem will be used If the remote modem does not use MNP the communication will be made at the speed of the remote modem V 42 error correction The V 42 ITU T Rec V 42 protocol is recommended by th
78. re Flow control is performed by sending XON and XOFF control codes in the data stream The XOFF code makes a transmission halt request The XON code makes a transmission restart request MNP and V 42 99 Flow control Since these two codes XON and XOFF are used as flow control characters binary data that includes these two codes cannot be transmitted or received CTS RTS two way flow control hardware Flow control is performed by turning on and off the control lines CTS clear to send and RTS request to send between the modem and the computer A transmission halt or restart request is made from the modem to the computer using the CTS signal A transmission halt or restart request is made from the personal computer to the modem using the RTS signal Commands amp Kn Select flow control between the modem and computer serial port as follows When CTS RTS flow control is supported by the communication software Q3 amp K3 Communication in reliable mode or normal mode When XON OFF flow control is only supported by the communication software Q1 amp K4 Communication in reliable mode or normal mode For details refer to AT Commands on page 51 1 0 MNP and V 42 Data compression Modem port flow control Modem port flow control refers to flow control between the modems of the local station and remote station If data transmission from the modem under serial port flow control is inter
79. re ever needed on your modem they should be performed by Toshiba Corporation or an authorized representative of Toshiba Corporation Disconnection If you should ever decide to permanently disconnect your modem from its present line please call the telephone company and let them know of this change Fax branding The Telephone Consumer Protection Act of 1991 makes it unlawful for any person to use a computer or other electronic device to send any message via a telephone fax machine unless such message clearly contains in a margin at the top or bottom of each transmitted page or on the first page of the transmission the date and time it is sent and an identification of the business other entity or individual sending the message and the telephone number of the sending machine or such business other entity or individual In order to program this information into your fax modem you should complete the setup of your fax software before sending messages Instructions for IC CS 03 certified equipment 1 NOTICE The Industry Canada label identifies certified equipment This certification means that the equipment meets certain telecommunications network protective operational and safety requirements as prescribed in the appropriate Terminal Equipment Technical Requirements document s The Department does not guarantee the equipment will operate to the user s satisfaction Before installing this equipment users should ensure that it is per
80. rupted because the computer cannot catch up with it modem port flow control is applied to the remote modem so that transmitted data will not exceed buffer capacity This flow control functions in normal mode only Data compression Protocols MNP class 5 and V 42bis are included in the modem to compress data received from the computer The receiving modem decompresses the received data and sends it to its own computer This data compression function increases actual transmission speed up to twofold in communications using 5 or up to three or fourfold in communications using V 42bis The compression ratio varies depending on the data Actual speed will not always be raised close to the maximum compression ratio The V 44 compression standard provides more efficient data compression than V 42bis significantly increasing the received throughput and reducing the download time for Web pages Commands Select whether or not to compress data in communications by MNP class 5 or V 42bis as follows 1 Enables data compression For details refer to AT Commands on page 51 Appendix A specifications This appendix summarizes the Toshiba internal modem s technical specifications Network control unit NCU Type of NCU AA Type of line General telephone line Type of dialing Pulse Tone Control command AT commands EIA 578 commands Monitor function Computer s speaker 101 1 02 Specifications Communicat
81. t from the receiver to the transmitter When the receiver has enough buffer capacity to resume receiving data a transmission restart request is sent There are two ways of flow control XON and OFF control codes and CTS and RTS signals frequency The number of times a signal repeats an identical cycle within a certain time period full duplex A type of data transmission in which data flows between two devices in both directions simultaneously See also half duplex G gigabyte GB A unit of data storage equal to 1 073 741 824 bytes 1024 x 1024 x 1024 bytes See also byte Guard time An interval before and after an escape sequence that prevents the modem from interpreting the escape sequence as data H half duplex A type of data transmission in which data flows between two devices in one direction at a time See also full duplex handshake After a telephone line is connected from one station to another some signals are exchanged according to the ITU T or Bell standard to confirm that the standard is the same between the calling and called stations prior to starting data communication between them This exchange of signals is called handshake hangup Hangup means disconnecting a telephone line to terminate communication input Information received by a computer from a storage device such as a disk or an input device such as the keyboard von 113 input output I O Input and output are two of the three functions t
82. ter user defined This register determines the ASCII value used as the line feed character The modem uses a line feed character in command mode when it responds to the computer Range 0 127 ASCII decimal Default 10 line feed Units ASCII 8 4 S Registers S Register values S5 Command line editing character user defined This register sets the character recognized as a backspace and pertains to asynchronous transmission only The modem will not recognize the backspace character if it is set to an ASCII value greater than 32 This character can be used to edit a command line When the echo command is enabled the modem echoes back to the local DTE the backspace character an ASCII space character and a second backspace character This means a total of three characters are transmitted each time the modem processes the backspace character Range 0 127 ASCII decimal Default 8 backspace Units ASCII S6 Wait before dialing This register sets the length of time in seconds that the modem must wait pause after going off hook before dialing the first digit of the telephone number The modem always pauses for a minimum of two seconds even if the value of S6 is less than two seconds The wait for dial tone call progress feature W dial modifier in the dial string will override the value in register S6 Range 2 65 Default 3 Units seconds S Registers 95 S Register values 7 Connection completion time
83. tion Check 33 Running diagnostics Phone and Modem Options The list below displays the locations you have specified Select the location from which you are dialing Locations Location Area Code S Location Sample Phone and Modem Options window 3 Click the Modems tab to display the installed modems 3 4 Function Check Running diagnostics Phone and Modem Options Dialing Rules Modems Advanced B gt The following modems are installed Modem TOSHIBA Software Modem Sample Modems tab dialog box 4 fitis not already selected click Toshiba Software Modem then click Properties to open the Toshiba Software Modem Properties window Function Check 35 Running diagnostics TOSHIBA Software Modem Properties Driver Resources Power Management General Modem Diagnostics PCI bus 0 device 31 function 6 Device status This device is working properly Kf you are having problems with this device click Troubleshoot to start the troubleshooter Device usage Use this device enable Sample Toshiba Software Modem Properties window 5 Click the Diagnostics tab 36 Function Check Running diagnostics TOSHIBA Software Modem Properties Driver Resources Power Management General Modem Diagnostics Advanced Modem Information Field Value Hardware ID PCINVEN 80868DEV 24868SUBSY
84. y be used as phone number modifiers P S n T E Pulse dialing Dial using the string saved by amp Zn command Touch tone dialing default Pause during dialing Pause for time specified in Register S8 before processing the next character in the dial string Wait for dial tone Modem waits for a second dial tone before processing the dial string 5 4 AT Commands AT command formats Wait for quiet answer Wait for five seconds of silence after dialing the number If silence is not detected the modem sends a NO ANSWER result code back to the caller Hook flash Causes the modem to go on hook for 0 5 seconds and then return to off hook Return to command mode Causes the modem to return to command mode after dialing a number without disconnecting the call L Redials last number Should be the first character following ATD ignored otherwise Bong tone detection En Echo command This command controls whether or not the characters entered from your computer keyboard are displayed on your monitor echoed while the modem is in command mode Disables echo to the computer El Enables echo to the computer default Result Codes OK n 0 1 ERROR Otherwise AT Commands 55 AT command formats Hn Hook control This command instructs the modem to go on hook to disconnect a call or off hook to make the phone line busy HO Modem goes on hook default Modem goes off hook Result Codes

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