Page 2 - User Guide for MultiModem GSM/GPRS; Revision
2 User Guide for MultiModem GSM/GPRS External Data/Fax/Voice Wireless Modem Models MTCBA-G-F1 & MTCBA-G-F2 P/N 82001220, Revision A Copyright © 2003 by Multi-Tech Systems, Inc. All rights reserved. This publication may not be reproduced, in whole or in part, without prior expressed written permi...
Page 3 - Contents
3 Contents P RODUCT D ESCRIPTION 5 Package Contents 6 Interfaces 6 Parts to be Supplied by Wireless Service Provider 7 Parts to be Supplied by End User 7 Radio Characteristics 8 Accessory Kit 9 AT Command Info 10 Phone Number for the Wireless Modem 10 Network Access 10 Features 12 A PPLICATION O VER...
Page 5 - Product Description
Product Description 5 Product Description The Multi-Tech MultiModem GSM/GPRS is anexternal data/fax/voice wireless modem. It alsosupports mobile originated short message service(SMS) and mobile-terminated SMS. Designed forglobal use, it offers standards-based multi-bandGSM/GPRS Class 10 performance....
Page 6 - Package Contents
Product Description 6 Package Contents · one modem · two holding bridles (mounting brackets) · one RS-232 15-to-9-pin cable · one power supply cable with fuse · one User Manual (this document) Interfaces The Wireless MultiModem has several interfaces: · LED function indicating operating status · Ext...
Page 7 - Parts to be Supplied by Wireless Service; antenna
Product Description 7 Parts to be Supplied by Wireless Service Provider · Subscriber Identity Module (SIM)configuration chipThe SIM contains information specific toyour wireless account and its features. Parts to be Supplied by End User · mounting screws( screw shaft diameter = .17” max. ) · antenna...
Page 8 - Radio Characteristics
Product Description 8 Radio Characteristics GSM 850 EGSM 900 Frequency RX 869 to 894 MHz 925 to 960 MHz Frequency TX 824 to 849 MHz 880 to 915 MHz RF Power Stand 2W at 12.5% duty cycle 2W at 12.5% duty cycle Impedance 50 ohms VSWR <2 Typical Radiated Gain 0 dBi on azimuth plane GSM 1800 GSM 1900 ...
Page 9 - Accessory Kit
Product Description 9 Accessory Kit A Wireless MultiModem Accessory Kit isavailable. Generally speaking, it is useful tohave one or two kits to configure a group orfleet of Wireless MultiModem units(generally, you will not need one kit for everymodem). The kit includes an antenna, apower supply and ...
Page 10 - AT Command Info
Product Description 10 AT Command Info This manual describes a minimal set of ATcommands that are adequate for configuringmany common application situations. Acomplete set of AT command definitions canbe found in the AT Command manuals (onefor GSM/GPRS and one for CDMA). Thesemanuals are available o...
Page 12 - Features; GPRS Class 10 operation
Product Description 12 Features · GPRS Class 10 operation · V.42bis datacompression · Dual-band 850/1900 or900/1800 GSM/GPRS · Numerous LEDsprovide operationalstatus · GSM Class 1 and Class 2Group 3 FAX · ME + SIM phone bookmanagement · Desktop or panelmounting · Fixed dialing number · Short Message...
Page 13 - Application Overview; Application Types
Application Overview 13 Application Overview Application Types With circuit switched data rates up to 14.4K bps,the MultiModem GSM/GPRS is targeted atapplications that periodically need to send orreceive data over a wireless network. It is an idealsolution for: Appliances Remote Diagnostics ATM Term...
Page 14 - Wireless MultiModem used in
Application Overview 14 RS232 Wireless MultiModem used in remote ATM application.
Page 15 - Benefits/Features in Applications; Short Development Time.
Application Overview 15 Benefits/Features in Applications Short Development Time. The MultiModem GSM/ GPRS can make your existing and nextgeneration device, machine, or system,communication-ready without requiring anyhardware changes to its design. It actuallyprovides faster time-to-market because i...
Page 16 - Compatible Supplementary Services
Application Overview 16 Compatible Supplementary Services . The MultiModem GSM/GPRS is compatible withsupplementary services such as call forwarding,call barring, multiparty, call waiting and call hold,calling line identification, advice of charge, USSD,closed user group and explicit call transfer. ...
Page 17 - The MultiModem
Application Overview 17 Industrial Chassis. The MultiModem GSM/GPRS is packaged in a rugged, waterresistant, industrial chassis. The chassis has anRS-232 DE-15 Voice/Data interface connector anda permanent screw-type power connector. It alsohas an SMA antenna connector. The chassis canbe side-mounte...
Page 18 - Functions – GSM Modes; MODE
Application Overview 18 Functions – GSM Modes MODE DESCRIPTION Standard Dual Band Extended GSM 900 MHz Class 4(2W) and GSM 1800/1900 MHz Class 1 (1W) Interface Serial interface RS232. V.24/V.28 Autobaudingfunction. AT command set based on V.25ter andGSM 07.05 & 07.07 SMS Mobile Originated (MO) a...
Page 19 - Specifications; General Specifications; Power Requirements
Specifications 19 Specifications General Specifications Power Requirements 5 V to 32VDC; 400mA Average @5V,2A Peak @ 5V Mechanical Dimensions & W eight 4.3" w x 2.4" h x 0.94" d; 4.1 oz.(11 cm x 6.1 cm x 2.4 cm; 115 g) Connectors &Fasteners Antenna Connection type : SMA jack Seri...
Page 20 - Electrical Characteristics; Voltage Range
Specifications 20 Electrical Characteristics Switching the GSMmodem on/off The device is permanently powered(when connected to the power supply). Voltage Range Voltage range : 5 to 32V DCGND : 0V Overvoltage andUndervoltage Correct operation of the WirelessMultiModem in communicationmode is not guar...
Page 21 - Input/output electrical characteristics for; Parameters; mA
Specifications 21 Input/output electrical characteristics for external connections INSTALLATION/ START- UP GSM 850/900 GSM 1800/1900 Parameters Min Typ. Max Min Typ Max Unit Power Supply @ 25 degrees C: - InputSupplyVoltage 5 13.2 32 5 13.2 32 V @5V 1.8 1.1 A @13.2V 0.7 0.4 A Inputpeaksupplycurrent(...
Page 22 - Unit
Specifications 22 Input/output electrical characteristics (cont’d) GSM 850/900 GSM 1800/1900 Parameters Min Typ. Max Min Typ Max Unit Power Supply @ 25 degrees C: - Input SupplyVoltage 5 13.2 32 5 13.2 32 V @5V 31.4 31.4 mA @13.2V 13.2 13.2 mA Inputaveragesupplycurrentin idlemode @32V 5.6 5.6 mA SIM...
Page 23 - LED Indicators; indicates
Specifications 23 LED Indicators TD . Transmit Data. Lit when modem is transmitting data. RD . Receive Data. Lit when modem is receiving data. CD . Carrier Detect. Lit when data connection has beenestablished. LS . Line Status. Continuous “on” state indicates that the wireless modem is notregistered...
Page 24 - PIN; Boot
Specifications 24 RS232 15-Pin Connector Pinout 10 11 6 1 5 1 5 PIN EIA CCIT Designation 1 DCD 109 Data CarrierDirect 6 RX 104 Receive Data(out) 2 TX 103 Transmit Data 8 DTR 108.2 Data TerminalReady 9 GND Signal Ground 7 DSR 107 Data Set Ready 12 RTS 105 Request toSend 11 CTS 106 Clear to Send RS232...
Page 25 - Getting Started; Mechanical Mounting; Screw Head
Getting Started 25 Getting Started with yourWireless MultiModem Mechanical Mounting To mount the Wireless MultiModem, do thefollowing: 1. Obtain mounting screws (two are needed) that are appropriate for the surface on which youwill mount the MultiModem. The mountingscrew on the connector end of the ...
Page 26 - Typically, the unit is mounted against a flat; Screw Separation
Getting Started 26 For example, one might use two 6-32 self-tapping screws 5/8” in length to mount theunit in a truck to the wall of the cab behind thepassenger’s seat. 2. Typically, the unit is mounted against a flat surface into which holes can be drilled. Themounting holes (center-to-center) must...
Page 27 - Slide the mounting bridles into the
Getting Started 27 3. Slide the mounting bridles into the corresponding slots on the back side of theMultiModem chassis. 4. Attach the MultiModem with two screws to the mounting surface at the desired location on theequipment.
Page 28 - Electrical Installation & Configuration; Using your fingernail or a small wedging tool
Getting Started 28 Electrical Installation & Configuration The wireless MultiModem requires the powersupply connection to begin operation. It alsorequires a SIM card (Subscriber Identity Module) tooperate on a GSM network. To install the modem, dothe following: 1. Using your fingernail or a smal...
Page 30 - Verify that the SIM card fits into the holder
Getting Started 30 3. Verify that the SIM card fits into the holder properly and then replace the cover.
Page 31 - Connect a suitable antenna to the SMA; Antenna Connector
Getting Started 31 4. Connect a suitable antenna to the SMA connector (see specifications on page 8). Antenna Connector (SMA type)
Page 32 - Connect both sides of the serial and control
Getting Started 32 5. Connect both sides of the serial and control cable (15-pin Sub D connector on the modemside). Serial & Control Connector To Serial Port of PC
Page 33 - Plug the power supply cable into the wireless; Connect the power supply cable into the power
Getting Started 33 6. Plug the power supply cable into the wireless Multimodem. Power Cord In-Line Fuse Power Connector To Power Source 7. Connect the power supply cable into the power supply, with a correct GND connection.Connect red wire to + (positive) and black wireto – (negative). Note: For aut...
Page 34 - Mobile Phonetools; based mobile
Getting Started 34 Connect the power supply to its source (forexample, in a mobile situation, to the vehicle’sDC fuse/terminal block). 8. Activate the power supply. Mobile Phonetools For initial configuration of your wireless device,Multi-Tech offers a Windows â based mobile Phone Tools application....
Page 35 - Verifying signal strength; Hyperterminal
Getting Started 35 Verifying signal strength The Wireless MultiModem establishes a call if thesignal is sufficiently strong. To verify the signalstrength, do the following: 1. Using the Hyperterminal program at the computer to which the Wireless MultiModemis connected, type the AT command AT+CSQ.A v...
Page 36 - Verifying network registration; on
Getting Started 36 Verifying network registration In this procedure, you will verify that the WirelessMultiModem has been registered on the wirelessnetwork. To do so, you will use the commoncommunications program Hyperterminal . 1. Using the Hyperterminal program at the computer to which the Wireles...
Page 37 - Testing the Configuration; OK
Getting Started 37 Testing the Configuration Descrip-tion ATCommands ResponseReturned Comments AT+CPIN=1234 OK PIN Code accepted +CMEERROR : 16 Incorrect PIN Code Enter PINCode +CMEERROR : 3 PIN already entered(with +CMEE : 1mode) AT +CREG ? CREG =<mode>, 1 modemsynchronized on thenetwork CREG...
Page 38 - RING
Getting Started 38 Testing the Configuration (continued) Descrip-tion ATCommands ResponseReturned Comments RING ATA Answer the call. Receivingan incomingcall OK ATD1234; Don’t forget the “;”at the end for“voice” calls. OK Communicationestablished CMEERROR : 11 PIN Code notentered (with+CMEE : 1 mode...
Page 40 - Troubleshooting; Situation A: The modem does not answer; Solutions for ‘no connection through serial link’ situation; ”Electrical
Troubleshooting 40 Troubleshooting Situation A: The modem does not answer through the serial link If the Wireless MultiModem does not answer through theserial link upon an attempted transmission of data or voicesignals, see the table below for possible causes and solutions. Solutions for ‘no connect...
Page 41 - Data Bits
Troubleshooting 41 Solutions for ‘no connection through serial link’ situation (cont’d) If themodemreturns … Then ask … Action Is thecommunicationprogram properlyconfigured? In communicationsprogram, verify thatmodem parametershave been set to thevalues shown here: Data Bits = 8 Parity = none Stop B...
Page 42 - Situation B: The modem always returns; Solutions for “error” message situations
Troubleshooting 42 Situation B: The modem always returns «Error» when trying to issue a communication If the Wireless MultiModem returns a message of error uponan attempted transmission of data or voice signals, see thetable below for possible causes and solutions. Solutions for “error” message situ...
Page 43 - type; Signal; See; Antenna
Troubleshooting 43 Solutions for “error” message situations (cont’d) If the modemreturns … Then ask … Action error (cont’d) Is the selectedbearer typesupported by thecalled party? Is the selectedbearer typesupported by thenetwork? In comm. program , type AT+CMEE=1 to view the extendederror codes (se...
Page 44 - Interpretation of Extended Error Codes
Troubleshooting 44 Interpretation of Extended Error Codes related to “error” message ErrorCode Diagnostic Hint 0 Phone failure Call technical support 3 Operation notallowed No action. 4 Operation notsupported No action. 10 SIM not inserted Do one of the following:Insert the SIM card into themodem’s ...
Page 46 - Check the service option.
Troubleshooting 46 Interpretation of Extended Error Codes related to “error” message (cont’d) ErrorCode Diagnostic Hint 112 Location area notallowed (#13) No action. 113 Roaming not allowedin this location area(#13) No action. 132 Service option notsupported (#32). Check the service option. 133 Requ...
Page 47 - Situation C: The modem always returns «No; Solutions for “no carrier” message; Then ask ...
Troubleshooting 47 Situation C: The modem always returns «No carrier» when trying to issue a communication Solutions for “no carrier” message If themodemreturns … Then ask … Action no carrier (esp. fordatacommuni-cation) Is the selectedbearer typesupported bythe calledparty? Is the selectedbearer ty...
Page 48 - Signal Strength
Troubleshooting 48 Solutions for “no carrier” message (cont’d) If themodemreturns Then ask … Action no carrier (esp. forvoicecommuni-cation) Be sure that thesemicolon character (“;”)is typed immediatelyafter the phone numberin the AT command. E.g.,ATD######; type AT+CBST=0,0,3 Configure the SIM card...
Page 51 - Safety; General Safety
Safety 51 Safety General Safety The modem is designed for and intended to be used in fixedand mobile applications. “Fixed” means that the device isphysically secured at one location and is not able to be easilymoved to another location. “Mobile” means that the device isdesigned to be used in other t...
Page 53 - Vehicle Safety
Safety 53 Vehicle Safety · Do not use your Wireless MultiModem while driving, unlessequipped with a correctly installed vehicle kit allowing ‘Hands-Free’Operation. · Respect national regulations on the use of cellular telephones invehicles. Road safety always comes first. · If incorrectly installed ...
Page 54 - Your Responsibility
Safety 54 · Do not expose the Wireless MultiModem to water, rain or spiltbeverages. It is not waterproof. · Do not abuse your Wireless MultiModem by dropping,knocking, or violently shaking it. Rough handling can damageit. · Do not place the Wireless MultiModem alongside computerdiscs, credit or trav...
Page 55 - Warranty & Repairs Policies; Warranty
Warranty & Repair 55 Warranty & Repairs Policies Warranty Multi-Tech Systems, Inc., (hereafter “MTS”) warrants that itsproducts will be free from defects in material or workmanshipfor a period of two years from date of purchase, or if proof ofpurchase is not provided, two from date of shipme...
Page 56 - Repairs
Warranty & Repair 56 MTS WILL NOT BE LIABLE FOR CONSEQUENTIALDAMAGES, AND UNDER NO CIRCUMSTANCES WILL ITSLIABILITY EXCEED THE PRICE FOR DEFECTIVEPRODUCTS. Repairs Repair Procedures for U.S. and CanadianCustomers In the event that service is required, products may be shipped,freight prepaid, to o...
Page 59 - Repair Procedures for International Distributors
Warranty & Repair 59 Please direct your questions regarding technical matters,product configuration, verification that the product isdefective, etc., to our Technical Support department nearestyou or email [email protected]. When calling the U.S.,please direct your questions regarding repai...
Page 60 - Reference Info; Wireless Modem Reference Info; Disclaimer
Reference Info 60 Wireless Modem Reference Info GSM reference documents : GSM 03.40, GSM 03.45, GSM 04.11, GSM 04.21, GSM 05.08, GSM 07.01,GSM 07.02, GSM 07.05, GSM 07.07. ETSI contact : ETSI SecretariatF-06921 Sophia Antipolis Cedex,Francee-mail : [email protected] Service : The AT commands manua...
