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Zoom ISDN TA Скачать руководство пользователя страница 35

Chapter 4 Problems and Solutions

35

Chapter 4

Problems and Solutions

If your ISDN card is not working, please read this chapter

and

the

communications software documentation carefully.

For installation problems, see Chapter 2,

Installation

.

This chapter covers general troubleshooting, application failures, ISDN
line connections, and problems with ML-PPP, voice, and analog
connections.

For help with this problem…

See
page…

General Troubleshooting

The software can’t find the ISDN card, or the card does not respond to AT
commands.

37

Application reports Modem Initialization error.

38

The ISDN card takes too long to hang up.

38

You receive an ERROR response.

38

The ISDN card does not auto-answer.

38

You encounter other communications problems.

39

ISDN Line Connections

The ISDN card does not complete calls over ISDN.

39

The ISDN card will not make calls over the ISDN line.

39

ISDN card will not receive calls over ISDN line.

40

Calls do not connect.

40

Some calls connect but not other calls.

40

ML-PPP Connections

The ISDN card will not make an ML-PPP connection.

42

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Содержание ISDN TA

Страница 1: ...ISDN TA V 34 and TA Owner s Manual...

Страница 2: ...that the hardware will work properly in all environments and applications Although the hardware has been tested the manufacturer makes no warranty and representation either implied or expressed with r...

Страница 3: ...23 Tips for Selecting Setup Options 23 INITIALIZATION RESET DIAL AND ANSWER SETTINGS 25 For ISDN Connections 25 USING ISDN LINE FOR DATA 26 Using an ISDN Line to Call an ISDN Data Device remote acces...

Страница 4: ...ETTING UP ISDN SWITCHES 56 USING EUROISDN SWITCHES 57 USING NATIONAL ISDN 1 SWITCHES 58 USING NORTHERN TELECOM DMS100 SWITCHES 58 USING AT T CUSTOM 5ESS SWITCH 59 APPENDIXH REGULATORY INFORMATION 60 N...

Страница 5: ...included with this product This guide is organized as follows Introduction Chapter 1 describes the products and their features and the technology behind ISDN It also provides a brief explanation of h...

Страница 6: ...command line easier to read You can type the command line with or without spaces between commands as long as the command line does not exceed 255 characters spaces count as characters The letter O is...

Страница 7: ...IOS look for a PnP version number during startup or refer to your computer documentation You must also install a special PnP driver from your NT installation CD See Chapter 2 TA V 34 and TA Features T...

Страница 8: ...l ISDN line Over an ISDN line you can connect to ISDN sites at 64Kbps or at 128 Kbps by using both B channels Voice calls can be placed or received over ISDN lines using a handset Note The TA V 34 can...

Страница 9: ...will take place there are two basic options to choose from One option is to have multiple numbers called Directory Numbers DNs one for each device or capability This is typically referred to as Multi...

Страница 10: ...means providing information to your TA V 34 or TA about the DNs plus other information This information will be stored in a memory device on the board itself Configuration Management software is provi...

Страница 11: ...your installation disc into your CD ROM drive If AutoPlay is activated you will need to click on the Browse button 2 Navigate to the following subdirectory Drivelib Pnpisa X86 3 Find the following fil...

Страница 12: ...the computer cover See your computer s manual Installing the TA V 34 or TA Hardware 1 Turn off and unplug your computer Do not plug it back in or turn it on until you finish the installation 2 Careful...

Страница 13: ...ack socket labeled J9 is a black box labeled L5 Directly to the left of the black box are two small black pieces of plastic with no markings on them These are the jumpers They are on jumper blocks whi...

Страница 14: ...older modem that is in the slot now is a good time to remove it Look for a board with one or more phone jacks on it To remove the modem unplug any cables connected to it then unscrew the screw and li...

Страница 15: ...unting the Handset Your TA V 34 package may contain a telephone handset for use at your desktop computer Included for your convenience are a handset hook and a handset cord retainer Use the handset ho...

Страница 16: ...16 TA V 34 and TA Owner s Manual 9 Plug in the computer and turn it on The following illustration shows how all the connections should look...

Страница 17: ...ion 17 or NT1 10 You are now ready to configure the card using the included software Use the following installation instructions for Windows 95 and Windows NT with Plug and Play BIOS For Windows 3 1 o...

Страница 18: ...e resources with no need for you to set a COM port or IRQ setting In Windows NT 4 0 if you have installed the PnP driver and your computer has a PnP BIOS Plug and Play will also work To complete confi...

Страница 19: ...f the entry for ATI 3 contains the name of your TA V 34 or TA your new ISDN card is properly set up You may ignore any error messages Click OK If your modem is not responding see the section General T...

Страница 20: ...10 Now install and set up your communications software Follow the instructions in the Quick Start guide or software user s manual that came with the software If you need additional help in setting up...

Страница 21: ...AT and SYSTEM INI files We strongly recommend that you answer Yes to these prompts otherwise you will need to run the SETPORT utility each time you reboot your computer If unsuccessful SETPORT checks...

Страница 22: ...set up your communications software Follow the instructions in the Quick Start guide or software user s manual that came with the software If you need additional help see the section Tips for Selectin...

Страница 23: ...ommands required and advise you on how to use them A listing and discussion of AT commands and S registers along with many other modem topics can be found at the following World Wide Web site www mode...

Страница 24: ...n the menu select the closest name you can find Some possible examples are Zoom ISDN DUO Generic Rockwell Class 1 Fax 33 600 Data Modem Generic Rockwell Class 2 Fax 33 600 Data Modem Generic Class 2 S...

Страница 25: ...s server or other ISDN device If your software does not have ISDN TA settings you must add them Note The TA V 34 also supports connections to an analog device such as a fax machine faxmodem or analog...

Страница 26: ...64 Kbps per B channel you must add A4 1 to the above initialization strings The default setting of A4 1 configures the device for operation with lines that provide 64 Kbps per channel Note 2 The conn...

Страница 27: ...and mode via the escape sequence or a software command that performs this function before making or receiving the handset call Note that this will typically cause loss of data or in the case of a PPP...

Страница 28: ...orce connections to 460 800 bps so as to insure maximum utilization of the two B channels However 115 200 bps must be selected under the maximum speed list box 6 Back in the Make New Connection dialog...

Страница 29: ...ess Enter Note that you must enter the 1 and the area code again after c Click Next then Finish d Go to step 8 below 8 Your connection appears as an icon within the Dial Up Networking dialog box 9 Rig...

Страница 30: ...number of entries to configure your connection There will be an address a four part number separated by periods xxx xxx xxx xxx associated with the server that you will connect to There may also be on...

Страница 31: ...dialing select tone dialing 11 If there is a way to enter a reset string for your TA V 34 or TA in the software enter AT F Using ML PPP Connections in Windows 3 1 or 3 11 Use the same setup as above...

Страница 32: ...g distance calls To input ML PPP and PPP AT commands 1 Open Modems under the Control Panel Under Modem Properties select the TA V 34 Internal PnP or TA Internal PnP 2 Click Properties 3 Under the Conn...

Страница 33: ...ou need to enter the same number twice 5551234 5551234 Note also that if you must make a long distance call for your connection both numbers must include the 1 prefix and if the first number requires...

Страница 34: ...CP IP Check with your provider to be sure 13 Click TCP IP Settings 14 Enter the name server address of your provider and follow your ISP s instructions to configure your TCP IP connection 15 Click OK...

Страница 35: ...The software can t find the ISDN card or the card does not respond to AT commands 37 Application reports Modem Initialization error 38 The ISDN card takes too long to hang up 38 You receive an ERROR...

Страница 36: ...remotely 44 Messages are garbled 44 General Troubleshooting Problem The software can t find the ISDN card or the card does not respond to AT commands The following comments apply to many other problem...

Страница 37: ...kes too long to hang up at the end of a call Your ISDN card may not be receiving the required initialization string which should include the C1 setting from your software Type ATH to hang up Make sure...

Страница 38: ...include anti virus programs screen savers and data protection software ISDN Line Connections Problem The modem or terminal adapter will not complete a call over the ISDN line Solution Make sure the I...

Страница 39: ...n If analog data calls over ISDN do not connect check to make sure your application software setting for Detect Dial Tone is disabled Also check that the command X3 is in the initialization string If...

Страница 40: ...or P2 1 for the connection on DN2 handset by default Recheck configuring your TA V 34 or TA Your ISDN connection to your local telephone company doesn t support some call types For example the telepho...

Страница 41: ...are not getting the throughput you expect in ML PPP mode make sure that your ISDN card s port speed is set to at least 230 400 bps Add B39 to your initialization string The command B39 sets the port...

Страница 42: ...d TA V 34 if available from the list of modems and ISDN devices supported by your package If you cannot see Tips for Selecting Setup Options in Chapter 3 If your package doesn t have a selection for t...

Страница 43: ...you selected the voice answering mode Check that the transmit level for the voice application is adequate Did you check the greeting you recorded Problem You are unable to retrieve messages remotely S...

Страница 44: ...400 12 000 9600 7200 4800 2400 1200 300 bps Data throughput up to 230 400 bps ISDN data standards V 110 V 120 PPP ML PPP Data standards V 34 V 32bis V 32 V 22bis Bell 212A Bell 103 V 21 V 22A B and V...

Страница 45: ...s Auto dial auto answer Automatic self diagnostics Digital and analog loop back diagnostics Nonvolatile RAM for storage of up to four 35 digit telephone numbers and alternate configurations Inactivity...

Страница 46: ...00 331 October 1990 Part III based on CCITT Recommendation Q 931 For 5E8 and 5E9 conforms to National ISDN 1 Layer 3 signaling For 5E6 and 5E7 conforms to 235 900 331 October 1990 Part IV based on CCI...

Страница 47: ...t Idle Analog Modem Specifications Transmit Signal Level Nominal 13 1 dBm Transmit Frequency Tolerance 0 01 percent Receive Signal Level 9 dBm to 43 dBm Receive Frequency Tolerance 7 Hz ISDN Conforms...

Страница 48: ...th other hardware either the ISDN card or the other hardware won t work properly If that happens you can run PORTWIZ by itself to try other COM port IRQ combinations Setport copies PORTWIZ into the ro...

Страница 49: ...your system ini file as well Add the lines COM3Base 2e8h COM3Irq 10 You do not need to reboot in order to start using your ISDN card immediately in either DOS or Windows 3 If you are unsure of which...

Страница 50: ...e that is constrained by the V 110 protocol it is determined by S37 There are distinct V 110 inits for each supported data rate Listed below are the AT commands for the three most common 9600 19200 an...

Страница 51: ...nstalling your ISDN card quickly and simply Conflicts may arise when you have a sound card graphics tablet a second printer or a combination of these thus causing insufficient COM port and interrupt I...

Страница 52: ...rdware conflicts If you still have problems it probably means that although you are running Windows 95 which supports Plug and Play you may have an older computer that is not completely compatible wit...

Страница 53: ...uters may not use the BIOS settings to control the COM ports Check your computer s documentation to see if you have to reset jumpers or switches instead 3 Save the new settings and exit Setup The BIOS...

Страница 54: ...equest 03 16 This is COM 2 The Conflicting device list box should say No conflicts 17 If there are no conflicts close the TA V 34 or TA Properties window System Properties window and Control Panel win...

Страница 55: ...r phone company 1 Two Directory numbers DN1 and DN2 These are your ISDN phone numbers 2 If you are using the product in the U S then you need two Service Profile Identification numbers SPID1 and SPID2...

Страница 56: ...ventions when typing in these commands Type the quotation marks shown Type the numbers indicated within brackets Do not type the brackets themselves For example If the phone company assigned your SPID...

Страница 57: ...numbers AT N1 DN1 AT N2 DN2 Set Service Profile Identifiers SPIDs AT C2 SPID1 AT C6 SPID2 Store settings and reset device AT W AT Z1 Using Northern Telecom DMS100 Switches Restore factory defaults AT...

Страница 58: ...y not require SPIDs Restore factory defaults AT F Set switch type to 5ESS AT C0 0 Set Directory numbers DN1 may be the same as DN2 for the AT T switch AT N1 DN1 AT N2 DN2 Set Service Profile Identifie...

Страница 59: ...the network connected behind an FCC Part 68 registered channel service unit Direct connection is not allowed 2 Before connecting your unit you must inform the telephone company of the following infor...

Страница 60: ...onic device to send any message via 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 da...

Страница 61: ...y 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 appro...

Страница 62: ...32 Directory Numbers DNs 67 default values 32 E ERROR response 45 F Fax software configuration 43 H Hardware flow control RTS CTS 28 I Initialization strings 45 Initializing the modem 27 Internet con...

Страница 63: ...2 REN Ringer Equivalence Number 73 S SETPORT 58 Switch types setting DNs 67 T Terminal Adapter 31 Troubleshooting 42 echoing or burstyness 28 initializing the modem 27 Plug and Play 62 W Windows 3 1 3...

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