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MultiModemDSVD User Guide

4   AT Commands, S-Registers, and Result Codes

46

62

CONNECT 24000

Connected at 24000 bps

63

CONNECT 26400

Connected at 26400 bps

64

CONNECT 28800

Connected at 28800 bps

66

COMPRESSION CLASS 5

Connected with MNP Class 5 data compression

67

COMPRESSION V.42 bis

Connected with V.42 bis data compression

69

COMPRESSION NONE

Connected without data compression

70

PROTOCOL NONE

Connected without any protocol

77

PROTOCOL LAPM

Connected in V.42 LAPM mode

78

CARRIER 31200

56000 bps data carrier detected

79

CARRIER 33600

33600 bps data carrier detected

80

PROTOCOL ALT

Connected in MNP mode

81

PROTOCOL ALT-CELLULAR

Connected in MNP 10 mode

84

CONNECT 33600

Connected at 33600 bps

91

CONNECT 31200

Connected at 31200 bps

150

CARRIER 32000

32000 bps data carrier detected

151

CARRIER 34000

34000 bps data carrier detected

152

CARRIER 36000

36000 bps data carrier detected

153

CARRIER 38000

38000 bps data carrier detected

154

CARRIER 40000

40000 bps data carrier detected

155

CARRIER 42000

42000 bps data carrier detected

156

CARRIER 44000

44000 bps data carrier detected

157

CARRIER 46000

46000 bps data carrier detected

158

CARRIER 48000

48000 bps data carrier detected

159

CARRIER 50000

50000 bps data carrier detected

160

CARRIER 52000

52000 bps data carrier detected

161

CARRIER 54000

54000 bps data carrier detected

162

CARRIER 56000

56000 bps data carrier detected

165

CONNECT 32000

Connected at 32000 bps

166

CONNECT 34000

Connected at 34000 bps

167

CONNECT 36000

Connected at 36000 bps

168

CONNECT 38000

Connected at 38000 bps

169

CONNECT 40000

Connected at 40000 bps

170

CONNECT 42000

Connected at 42000 bps

171

CONNECT 44000

Connected at 44000 bps

172

CONNECT 46000

Connected at 46000 bps

173

CONNECT 48000

Connected at 48000 bps

174

CONNECT 50000

Connected at 50000 bps

175

CONNECT 52000

Connected at 52000 bps

176

CONNECT 54000

Connected at 54000 bps

177

CONNECT 56000

Connected at 56000 bps

180

CONNECT 28000

Connected at 28000 bps (V.90 mode)

180

CARRIER 28000

28000 bps data carrier detected (V.90 mode)

181

CONNECT 29333

Connected at 29333 bps (V.90 mode)

181

CARRIER 29333

29333 bps data carrier detected (V.90 mode)

182

CONNECT 30667

Connected at 30667 bps (V.90 mode)

182

CARRIER 30667

30667 bps data carrier detected (V.90 mode)

183

CONNECT 33333

Connected at 33333 bps (V.90 mode)

183

CARRIER 33333

33333 bps data carrier detected (V.90 mode)

184

CONNECT 34667

Connected at 34667 bps (V.90 mode)

184

CARRIER 34667

34667 bps data carrier detected (V.90 mode)

Terse

Verbose

Description

Summary of Contents for MultiModem DSVD MT5600DSVD

Page 1: ......

Page 2: ...f Rockwell International Corporation and Lucent Technologies Corporation Microsoft Windows Windows 95 Windows 98 Windows Me Windows NT and Windows 2000 are either registered trademarks or trademarks o...

Page 3: ...ower On Test 10 Surge Protectors and Lightning 10 Step 4 Install the Modem Driver 11 Installing the Modem Driver 11 Removing Your Old Modem Driver 11 Step 5 Install and Configure Your Software 12 Chap...

Page 4: ...ata Software Can t Run at the Same Time 54 Appendix A Regulatory Compliance FCC Part 68 Telecom 56 FCC Part 15 57 Industry Canada 57 Fax Branding Statement 58 Canadian Limitations Notice 58 EMC Safety...

Page 5: ...Overview 71 Step 1 Identify the Modem Firmware 71 Step 2 Identify the Current Firmware Version 72 Step 3 Download the Upgrade File 72 Step 4 Extract the Upgrade Files 72 Step 5 Clear Your Stored Param...

Page 6: ...1 Introduction...

Page 7: ...of up to 40 characters each in the modem s nonvolatile memory The modem pulse or tone dials and recognizes dial tones and busy signals for reliable call progress detection The modem can also detect AT...

Page 8: ...ssion when transferring already compressed files Can autodial redial pulse rotary and touch tone dial Detects dial tones and busy signals for reliable call progress detection Compatible with the stand...

Page 9: ...installation disk A CD containing data communications and other programs If any of these items are missing please contact Multi Tech Systems or your dealer dis tributor see Appendix D for information...

Page 10: ...2 Installation...

Page 11: ...ne line jack 4 An optional PC stereo microphone 4 An optional amplified speaker or sound card with speakers 4 For connecting to a sound card an optional male to male stereo patch cord with 1 8 inch mi...

Page 12: ...skip to Step 3 Warning The following procedure must be performed by authorized service personnel Caution The circuit board can be harmed by static electricity Before you open the case touch a grounde...

Page 13: ...s behind the internal speaker near the external speaker jack see Figure 2 2 To use the MultiModemDSVD with a monophonic external speaker remove the jumper plug from the J10 jumper pins You can store i...

Page 14: ...e Do not turn on the modem until you have made all the connections PWR RS232 PHONE LINE Figure 2 3 Modem connections RS232 Connection Plug one end of the serial cable into the RS232 connector on the m...

Page 15: ...ug the power supply module into an AC power outlet or power strip Plug the power supply s cable into the PWR jack on the modem Note Use only the power supply supplied with the modem Use of any other p...

Page 16: ...modem models appears 3 Insert your modem s setup disk into your floppy drive and then click Have Disk 4 In the Install from Disk dialog box select the drive the installation disk is in and then click...

Page 17: ...command If you do not want the modem to always answer the phone add S0 0 to the string To use Caller ID with the modem add S0 2 to the string Caller ID information is sent between the first and second...

Page 18: ...3 Operation...

Page 19: ...TD LED flashes when the modem is transmitting data to another modem The state of the LED matches the TD circuit on pin 2 of the RS 232C V 24 interface RD Receive Data The RD LED flashes when the modem...

Page 20: ...at a rate under 14 400 bps all speed LEDs remain off after the connection is broken even though the modem is still turned on Configuring the Modem Your modem normally is configured either through Win...

Page 21: ...tworks Microsoft Client for Microsoft Networks and two Novell Netware clients are included with Windows 95 98 1 Insert the Windows compact disc into the CD ROM drive 2 In Windows click the Start butto...

Page 22: ...e instructions provided by your ISP for browsing the the Internet reading e mail and accessing information For further information on Dial Up Networking see Windows Me Help Dial Up Networking in Windo...

Page 23: ...your ISP for browsing the the Internet reading e mail and accessing information For further information on Dial Up Networking see Windows NT Help Dial Up Networking in Windows 2000 To install Dial Up...

Page 24: ...send the document if you do not want to send it immediately 7 Click Finish to start the transmission Voice Operation Operation in DSVD mode allows data transfer and voice conversation to occur si mult...

Page 25: ...ear some high pitched tones then a static like sound after the remote modem picks up your call You will see a CONNECT response on your terminal You can then send data to the remote modem and talk to t...

Page 26: ...crophone 6 To hang up type ATH and press ENTER References The World Wide Web is an excellent source of information about modems in general and modem installation configuration and troubleshooting in p...

Page 27: ...4 AT Commands S Registers Result Codes...

Page 28: ...pro gram to send the commands automatically Fortunately communications programs make daily operation of modems effortless by hiding the commands from the user Most users therefore need to use AT comma...

Page 29: ...1200 bps Command Cn Carrier Control Values n 1 Default 1 Description C0 Transmit carrier always off Not supported C1 Normal transmit carrier switching included for backward compatibility with some so...

Page 30: ...ommand Mode Characters Values n 0 or 1 Default 1 Description E0 Do not echo keyboard input to the terminal E1 Do echo keyboard input to the terminal Command Hn Hook Control Values n 0 or 1 Default 0 D...

Page 31: ...2 or 3 Default 1 Description M0 Speaker is always off M1 Speaker is on until the carrier signal is detected M2 Speaker is always on when the modem is off hook M3 Speaker is off when receiving carrier...

Page 32: ...cessed E g S0 The command AT can then be used to read the register and the command AT n can then be used to set the register to value n Command Sr n Set Register Value Values r S register number n var...

Page 33: ...busy signal X3 Sends X1 messages with BUSY does not look for dial tone X4 Sends all messages including NO DIALTONE and BUSY Note If the modem is in fax mode the only message sent to indicate a connect...

Page 34: ...op is interpreted by the modem as if the asynchronous escape sequence had been entered The mo dem returns to asynchronous command state without discon necting D2 Q0 Q6 DTR drop causes the modem to han...

Page 35: ...Control Values n 0 1 or 2 Default 0 Description G0 Disable guard tone G1 Set guard tone to 550 Hz G2 Set guard tone to 1800 Hz Note The G command is not used in North America and may not be permitted...

Page 36: ...n be configured using S36 to determine whether a failure will result in the modem disconnecting or falling back to a non error correction connection See also N3 Q6 Selects asynchronous operation with...

Page 37: ...e test begins When the test is terminated the number of detected errors is reported to the computer Command V0 Display Current Configuration Values 0 Default None Description Displays the current acti...

Page 38: ...a compression The command in effect is the one last entered Command En Line Quality Monitor Values n 0 1 or 2 Default 2 Description Controls whether or not the modem will automatically moni tor the li...

Page 39: ...sends a break signal of the specified length to a remote modem Works in conjunction with the K command Command Kn Break Control Values n 0 5 Default 5 Description Controls the response of the modem to...

Page 40: ...liable mode The modem attempts first to connect in V 42 mode then in MNP mode and finally in non error correction mode with data buffering Forces Q5 S36 7 and S48 7 N4 V 42 LAPM reliable mode If the m...

Page 41: ...ed min_RX_rate values list of supported max_RX_rate values list of supported x_law values list of supported reserved values list of supported max_TX_rate values Example 0 1 2 3 9 10 11 56 64 69 0 1 30...

Page 42: ...V 90 V 34 V 32bis etc x_law An optional number that specifies the PCM code type for 56K modulation The options are 0 Law used in North America and Japan default 1 A Law used outside North America and...

Page 43: ...s and ring cadence detection criteria are shown in the following table Distinctive ring type 1 2 3 Ring cadence detection criteria 2 0 sec on 4 0 sec off 0 8 sec on 0 4 sec off 0 8 sec on 0 4 sec off...

Page 44: ...d while remaining online Type AT and up to ten command characters then press ENTER Used mostly to issue the hang up command ATH CR Voice Commands The MultiModemDSVD uses DSVD technology to achieve sim...

Page 45: ...de The modem acts like a data modem on subsequent answer or originate operations CLS 1 Class 1 fax mode Selects Class 1 fax modem operation CLS 2 Class 2 fax mode Selects Class 2 fax modem operation C...

Page 46: ...er than 32 disable backspace S6 seconds 2 255 2 Sets the time the modem waits after it goes off hook before it begins to dial the tele phone number S7 seconds 1 255 50 Sets the time the modem waits fo...

Page 47: ...10 ms 0 1 255 0 Sets the length of time that the modem waits before disconnecting when no data is sent or received A value of zero disables the timer S32 decimal 0 255 17 Sets the ASCII code for the...

Page 48: ...h to low transition of DTR if the modem is programmed to follow the signal and the disconnect operation Applies only to error correction connections This register can be used to ensure that data in th...

Page 49: ...odem 13 Remote modem does not respond after 10 retransmissions of the same message 14 Protocol violation 15 DTR lost 15 Three retrains or excessive retransmissions when no DTR 16 Received GSTN cleardo...

Page 50: ...200 Connected at 115200 bps 20 CONNECT 230400 Connected at 230400 bps 22 CONNECT 75TX 1200RX V 23 connection in originate mode 23 CONNECT 1200TX 75RX V 23 connection in answer mode 24 DELAYED Delay is...

Page 51: ...8000 48000 bps data carrier detected 159 CARRIER 50000 50000 bps data carrier detected 160 CARRIER 52000 52000 bps data carrier detected 161 CARRIER 54000 54000 bps data carrier detected 162 CARRIER 5...

Page 52: ...NECT 45333 Connected at 45333 bps V 90 189 CARRIER 45333 45333 bps data carrier detected V 90 190 CONNECT 46667 Connected at 46667 bps V 90 190 CARRIER 46667 46667 bps data carrier detected V 90 191 C...

Page 53: ...5 Solving Problems...

Page 54: ...ical Support see Appendix D None of the Indicators Light When you turn on the modem the LED indicators on the front panel should flash briefly as the modem runs a self test If the LEDs remain off the...

Page 55: ...heck your computer documentation to make sure Or you might have selected a COM port in your software other than the one the modem is physically connected to compare the settings in your software to th...

Page 56: ...Tech modem try swap ping modems If the problem goes away the first modem is possibly defective Call Tech Support for assistance see Appendix D The Modem Dials But Cannot Connect There can be several r...

Page 57: ...your modem is working Also try calling the number on your telephone If you hear harsh sounds then another modem is answering the call and the modems might be having problems negotiating because of mo...

Page 58: ...to insure accuracy You must have a clean line for maximum speed 4 Are you downloading a compressed file with MNP 5 hardware compression en abled Since hardware data compression cannot compress a file...

Page 59: ...ansmis sion or error correction standards as your modem Try connecting at a slower speed or disabling error correction With no error correction however line noise can cause garbage characters 4 Try en...

Page 60: ...Appendixes...

Page 61: ...nnected to the line as determined by the total RENs contact the local telephone company 5 If this equipment causes harm to the telephone network the telephone company will notify you in advance that t...

Page 62: ...ference 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...

Page 63: ...at the sum of the ringer equivalence numbers of all the devices does not exceed 5 Notice The Industry Canada label identifies certificated equipment This certifica tion means that the equipment meets...

Page 64: ...estrictions that may cause the modem to be come non compliant New Zealand Telecom Warning Notice 1 The grant of a Telepermit for any item of terminal equipment indicates only that Telecom has accepted...

Page 65: ...Telepermit require ments are dependent on the equipment PC associated with this device The as sociated equipment shall be set to operate within the following limits for compliance with Telecom s Spec...

Page 66: ...V 42 LAP M or MNP 3 4 Data Compression ITU T V 42bis 4 1 throughput MNP 5 2 1 throughput Speed Conversion Serial port data rates adjustable to 300 1200 2400 4800 9600 19 200 38 400 57 600 115 200 and...

Page 67: ...bps Receive answer 1200 Hz Carrier Frequencies Transmit originate 390 Hz mark ITU T V 23 450 Hz space 1200 bps Receive originate 1300 Hz mark 2100 Hz space Transmit answer 1300 Hz mark 2100 Hz space R...

Page 68: ...11 phone cable USA country specific cord for UK and International models external power transformer and cord Note Any cables connected to the computer should be shielded to reduce interference Diagno...

Page 69: ...al the two modems and the transmission line between them are functioning properly The remote digital loopback test allows you to verify that the remote computer or terminal the remote modem the serial...

Page 70: ...is test but you are receiving er rors while on line the remote modem or the phone line could be at fault Remote Digital Loopback Test V 54 Loop 2 The remote digital loopback test tests the phone lines...

Page 71: ...spond with an OK mes sage If you wish to stay on line with the remote modem for normal data trans mission type AT T and press ENTER to exit the test then type ATO and press ENTER to return on line If...

Page 72: ...enter data from the remote keyboard For this test typing multiple uppercase U characters is a good way to send an alternating test pattern of binary ones and zeros The data received by your modem ente...

Page 73: ...thout MTS s written authorization or used in any manner inconsistent with MTS s instructions MTS s entire obligation under this warranty shall be limited at MTS s option to repair or replacement of an...

Page 74: ...ls basis International Products Your distributor should contact Amex Inc for information about repairs for your Multi Tech product Amex Inc 2724 Summer Street NE Minneapolis MN 55413 U S A Tel 612 331...

Page 75: ...ng Accessories SupplyNet Inc can supply you with replacement power supplies cables and con nectors for select Multi Tech products You can place an order with SupplyNet via mail phone fax or the Intern...

Page 76: ...already has the current firmware there is no need to update it 3 Download the upgrade file for your modem 4 Extract the firmware HEX file and the appropriate flash upgrade program from the file you d...

Page 77: ...mware not 6 xx firmware Step 3 Download the Upgrade File 1 If you are not already at the MultiModemDSVD Firmware page of the Multi Tech Web site follow the procedure in Step 2 Identify the Current Fir...

Page 78: ...the devices connected to your system Note If the message ERROR No valid devices detected is displayed verify that the modem is turned on and that all cables are correctly and securely attached 2 Click...

Page 79: ...Index...

Page 80: ...V 53 54 comma setting pause time 41 command mode 23 command string 23 communication programs 12 Communication Standard command 24 Communications Mode command 31 communications programs 23 50 compressi...

Page 81: ...microphone 6 10 MNP 5 data compression 3 33 53 MNP error correction 3 35 MNP Extended Services command 37 modem reset AT command 12 Modem Reset command 28 Modem Initiated Flow Control command 29 Modu...

Page 82: ...t Profile command 32 serial cable 50 serial port 12 39 50 51 53 Serial Port Baud Rate command 39 servicing your modem 57 Set Register Value command 27 Single Line Connect Message command 35 sleep mode...

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