Multi-Tech Systems MTCBA-G-F4 User's Manual
Contents
1. SIM network and service provider locks Real time clock Alarm management UCS2 character set management Packet data up to 85K bps Embedded TCP IP stack Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 4 Chapter 1 Product Description and Specifications Safety General Safety The modem is designed for and intended to be used in fixed and mobile applications Fixed means that the device is physically secured at one location and is not able to be easily moved to another location Mobile means that the device is designed to be used in other than fixed locations Caution Maintain a separation distance of at least 20 cm 8 inches is normally maintained between the transmitter s antenna and the body of the user or nearby persons The Modem is not designed for or intended to be used in portable applications within 20 cm 8 inches of the body of the user RF Interference Issues It is important to follow any special regulations regarding the use of radio equipment due in particular to the possibility of radio frequency RF interference Please follow the safety advice given below carefully Switch OFF your Wireless MultiModem when in an aircraft The use of cellular telephones in an aircraft may endanger the operation of the aircraft disrupt the cellular network and is illegal Failure to observe this instruction may lead to suspension or denial of cellular te2. SJ Txxx 2006 O Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 30
3. e Type ATIO Note The command ends in a zero The manufacturing data displays For example Wavecom Modem Multiband G850 1900 e Type ATI3 The software version displays For example 651_09gg e Type ATI6 Displays modem data features For example data rates data modes fax classes Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 15 Chapter 3 Using Your Wireless Modem Establishing a Voice Call e Enter PIN Code if required by your wireless provider Type AT CPIN 1234 Responses OK PIN Code accepted CME ERROR 16 Incorrect PIN Code CME ERROR 3 PIN already entered with CMEE 1 mode e Initiate a voice call Type ATD1234 Note Don t forget the semicolon at the end This stands for voice calls Responses OK Communication established CME ERROR 11 PIN Code not entered with CMEE 1 mode CME ERROR 3 Operation not allowed e Initiate an emergency call Type ATD112 Note Don t forget the semicolon at the end This stands for voice calls Responses OK e Hang up Type ATH Responses OK Establishing a Circuit Switched Data CSD Connection A Circuit Switched Data Connection makes the wireless modem work similar to a regular analog modem You must have CSD service in order to make a CSD call Note Your wireless service provider charges airtime usage for these connections Establish a Connection Using HyperTerminal or a terminal application you can establish a C
4. of rings entered x stand for the number rings Then call into the number provided to you by the carrier Disconnect Type Wait about one second to see an OK response Then type ATH Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 16 Chapter 3 Using Your Wireless Modem Using Short Message Services SMS Send a Short Message to a Specified Number Type AT CMGS 8585551212 lt press Enter gt Then type your message Please call me soon lt press ctrl Z gt The modem may respond with CMGS lt mr gt OK Write a Message to Memory You can store a message to send it at a later date Type AT CMGW 8585551212 lt press Enter Type the message lt press ctrl Z gt The modem may respond with CMGW 4 OK The message is stored in the index as message 4 Send a Message from Storage Type AT CMSS x 8585551212 lt press Enter gt The modem may respond with CMSS 1 OK The transmission is successful One SMS message is sent Note The x represents an index location View a List of Stored Messages Type AT CMGL x lt press Enter gt For x substitute one of the following REC UNREAD Shows received unread messages REC READ Shows received read messages STO UNSENT Shows stored unsent messages STO SENT Shows stored sent messages ALL Shows messages The modem will respond AT CMGL 1 REC UNREAD 8585551212 1 The modem will continue until all UNREAD messages numbers and index
5. 0 set to display CMTI indication when SMS is received OK at cpms SM SM set the read and write storage of SMS to SIM CPMS 0 50 0 50 OK CMTI SM 1 indication that message was received and stored to SIM location 1 at cmgr 1 read message stored in location 1 CMGR REC UNREAD 17632273726 06 03 17 13 55 22 00 TEST1 OK at cmgd 1 delete message that is stored in location 1 OK Receive Example 2 Receive SMS message in text mode by directly routing the received message to the TE through the serial port using Phase 2 at cmgf 1 set to text mode OK at csms 0 set to Phase 2 CSMS 1 1 1 OK at cnmi 2 2 0 0 0 set to receive SMS and route directly to TE OK CMT 17632273726 06 03 17 13 59 18 00 message received and directly routed to TE TEST2 Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 18 Chapter 3 Using Your Wireless Modem Receive Example 3 Receive SMS message in text mode by directly routing the received message to the TE through the serial port using Phase 2 at cmgf 1 set to text mode OK at csms 1 set to Phase 2 CSMS 1 1 1 OK at cnmi 2 2 0 0 0 set to receive SMS and route directly to TE OK CMT 17632273726 06 03 17 14 01 17 00 message received and directly routed to TE TEST3 at cnma acknowledge that message has been received OK Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 19 Chapter 3 Usi
6. MTS International sales representative for information about the repair of Multi Tech product s Please direct your questions regarding technical matters product configuration verification that the product is defective etc to our International Technical Support department at 763 717 5863 When calling the U S please direct your questions regarding repair expediting receiving shipping billing etc to our Repair Accounting department at 763 717 5631 in the U S A or email mtsrepair multitech com Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse or user caused damages are billed on a time plus materials basis Replacement Parts SupplyNet Inc can supply you with replacement power supplies cables and connectors for selected Multi Tech products You can place an order with SupplyNet via mail phone fax or the Internet at the following addresses Mail SupplyNet Inc 614 Corporate Way Valley Cottage NY 10989 Phone 800 826 0279 Fax 914 267 2420 Email info thesupplynet com Internet http www thesupplvnet com Multi Tech Svstems Inc MultiModem GPRS Wireless Modem User Guide 28 Appendix C China ROHS Appendix B Waste Electrical and Electronic Equipment WEEE Statement July 2005 The WEEE directive places an obligation on EU based manufacturers distributors retailers and importers to take back electronics products at the end of th
7. a U S Bank For out of warranty repair charges go to COMPANY Policies warranty Extended two year overnight replacement service agreements are available for selected products Please call MTS customer service at 888 288 5470 or visit our web site at PARTNERS Programs overnight_replacement for details on rates and coverages Please direct your questions regarding technical matters product configuration verification that the product is defective etc to our Technical Support department at 800 972 2439 or email support multitech com Please direct your questions regarding repair expediting receiving shipping billing etc to our Repair Accounting department at 800 328 9717 or 763 717 5631 or email mtsrepair multitech com Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse or user caused damages are billed on a time plus materials basis Repair Procedures for International Customers Outside U S A and Canada Your original point of purchase Reseller may offer the quickest and most economical repair option for your Multi Tech product You may also contact any Multi Tech sales office for information about the nearest distributor or other repair service for your Multi Tech product The Multi Tech sales office directory is available at www multitech com PARTNERS Channels offices In the event that factory service is required products may be shipped freight prepaid to
8. have been neglected altered abused used for a purpose other than the one for which they were manufactured repaired by Customer or any party without 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 any products which prove to be defective within the warranty period or at MTS s option issuance of a refund of the purchase price Defective products must be returned by Customer to MTS s factory transportation prepaid MTS WILL NOT BE LIABLE FOR CONSEQUENTIAL DAMAGES AND UNDER NO CIRCUMSTANCES WILL ITS LIABILITY EXCEED THE PRICE FOR DEFECTIVE PRODUCTS Repair Procedures for U S and Canadian Customers In the event that service is required products may be shipped freight prepaid to our Mounds View Minnesota factory Multi Tech Systems Inc 2205 Woodale Drive Mounds View MN 55112 U S A Attn Repairs Serial A Returned Materials Authorization RMA is not required Return shipping charges surface will be paid by MTS to destinations in U S and Canada Please include inside the shipping box a description of the problem a return shipping address must have street address not P O Box and your telephone number If the product is out of warranty a payment in advance is required Acceptable means of payment include credit card wire transfer or a check in U S dollars drawn on
9. number are listed Read a Stored Message Type AT CMGR x lt press Enter The modem may respond with CMGR REC READ 8585551212 Note The x represents an index location Delete a Stored Message Type AT CMGD x n lt press Enter gt If you want to delete one message at a time do not enter a value for n For n substitute one of the following 0 Delete message at location lt include the index number gt 1 Delete all READ messages 2 Delete all READ and SENT messages 3 Delete all READ SENT and UNSENT messages 4 Delete ALL messages The modem will respond OK Note The x represents an index location The n stands for the type of messages to delete Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 17 Chapter 3 Using Your Wireless Modem SMS Examples Send Example Send an SMS message to another SMS compatible device at cmgf 1 set to text mode OK at cpms SM SM set memory storage when writing and sending SMS messages CPMS 0 50 0 50 OK at cmgs 7632273726 send message to the number specified in quotes gt TEST message ONE Type message after the gt symbol and hit lt CTRL Z gt to send the message CMGS 52 OK Receive Examples Receive Example 1 Receive SMS messages in text mode by saving to SIM memory Notification via CMTI unsolicited response code at cmgf 1 set to text mode OK at csms 0 set to Phase 1 CSMS 1 1 1 OK at cnmi 2 1 0 0
10. CESTREAM COM e Rogers AT amp T of Canada INTERNET COM for Setting the APN Start by clicking on Start and then clicking on Control Panel In the Control Panel double click on Phone and Modem Options 3 The Phone and Modem Options window appears Click on the tab labeled Modems Highlight the Multi Tech wireless modem listed in the table and then click on Properties 4 A Properties window for your modem will display Click on the Advanced tab and you should see an Extra Settings box In the Extra initialization commands text box type AT CGDCONT 1 IP lt APN gt For lt APNs type in the correct APN for your account For example AT CGDCONT 1 IP ISP AT amp T Click OK to close the modem Properties window Then click OK to close the Phone and Modem Options window Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 20 Chapter 3 Using Your Wireless Modem Create Your Dial Up Connection in Windows XP 2003 1 2 3 9 10 11 12 13 14 15 16 Click on Start and then click on Control Panel In the Control Panel double click on Network Connections On the Network Connections screen on the left hand side under Network Tasks click on Create a new connection The New Connection Wizard should appear It will walk you through setting up your Internet connection Click on Next gt to begin On the Network Connection Type screen select Connect to the Intern
11. G DE 15P Fwy CABLE ANO OVERMOLO ARE GREY 7 EA Trie MMGGSM 6 PRS Mima mo p ET bo nn so Deer TO UESS Came Ee Pe Pins i L i Fused DC Power Cable Dimensions How to Change the Fuse The Fused DC power cable is provided when a single unit is purchased IN LINE WATER PROOF FUSE HOLDER 250 REF STRIP AND TIN 18 AWG x2 BLACK RED TW IN LEAD BONDED WIRE PROOF SEAL RIBS FUSE HOLDER IS WATERPROOF TWIST ANO PULL TO REMOVE FUSE FUSE REPLACEMENTS 1 LITTLEFUSE 313 2 5 250V 2 SUN FUSE 6S 2 5 250V GENERAL SPECIFICATIONS SEE GLOBTEK INC ORAW ING PN LLPMOSFOTRB FSE WP FOR DETAIL MMOSM GPAS LOMA FUSEO Pwe CABL al soz LA Im 18502C Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 26 Appendix A Warranty and Repairs Appendix A Warranty and Repairs Multi Tech Warranty Statement Multi Tech Systems Inc hereafter MTS warrants that its products will be free from defects in material or workmanship for a period of two five or ten years depending on model from date of purchase or if proof of purchase is not provided two five or ten years depending on model from date of shipment MTS MAKES NO OTHER WARRANTY EXPRESS OR IMPLIED AND ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE HEREBY DISCLAIMED This warranty does not apply to any products which have been damaged by lightning storms water or power surges or which
12. MultiModem GPRS Wireless Modem MTCBA G F4 User Guide Multi echi Systems Copyright and Technical Support MultiModem GPRS User Guide Wireless Modem MTCBA G F4 S000443A Revision A Copyright This publication may not be reproduced in whole or in part without prior expressed written permission from Multi Tech Systems Inc All rights reserved Copyright 2007 by Multi Tech Systems Inc Multi Tech Systems Inc makes no representation or warranties with respect to the contents hereof and specifically disclaims any implied warranties of merchantability or fitness for any particular purpose Furthermore Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Check Multi Tech s Web site for current versions of our product documentation Revision History Revision Date Description A 10 03 07 Initial Release Trademarks and Logos The Multi Tech logo and MultiModem are registered trademarks of Multi Tech Systems Inc Windows is a registered trademark of Microsoft in the U S and other countries Other trademarks and trade names mentioned in this publication belong to their respective owners Technical Support Country By Email By Phone Europe Middle East Africa support multitech co uk 44 118 959 7774 U S Canada a
13. Product Description and Specifications General Specifications General Specifications Power Requirements 5 V to 32VDC 400mA Average 5V 1A Peak 5V Mechanical Dimensions amp Weight 4 3 L x 2 4 W x 0 94 H 4 2 oz 11 cm x 6 1 cm x 2 4 cm 119 g Connectors amp Fasteners Operating Temperatures 30 to 70 C Antenna Connection type SMA jack Serial Connector DE15 Pins RS232 link audio link BOOT RESET Power Connector 2 5mm miniature power jack SIM receptacle standard 3V Storage Temperatures 40 to 85 C Humidity Relative humidity 20 to 90 noncondensing Certifications CE Mark R amp TTE EMC FCC Part 2 15 22 24 EN 55022 amp EN 55024 Safety cUL UL 60950 EN 60950 Network PTCRB Functions GSM GPRS Modes Electrical Specifications Mode Description Standard Quad Band 850 900 1800 1900 MHz Interface Serial interface RS 232 V 24 V 28 Autobauding function SMS Mobile Originated MO and Mobile Terminated MT SMS Mode Text amp PDU point to point Cell broadcast in accordance with GSM 07 05 Data Data circuit asynchronous transparent non transparent up to 14 400 bits Fax Class 1 and Class 2 Group 3 compatible GPRS Class 10 Coding schemes CS1 to CS4 Electrical Characteristics Switching on off The device is permanently powered when connected to the power supply Voltage Range GND 0V Volt
14. SD connection by entering the following command ATD lt phone number Notes e The phone number you are calling is entered between the displayed brackets Do not type additional brackets For example type only ATD 8585551212 8285551212 is typed between the brackets e This command tells the modem to inform the wireless network that you are initiating a CSD modem call If you are dialing to another modem the remote modem should answer and a connection between the two modems will be established If you include a semi colon at the end of the dialing string the modem will instead initiate a Voice call to the phone number dialed Disconnect Type Wait about two seconds to see an OK response Then type ATH Note 444 is the escape sequence and ATH is the Hang up command Answering a Circuit Switched Data CSD Connection A Circuit Switched Data Connection makes the wireless modem work similar to a regular analog modem You must have CSD service in order to answer a CSD call There are three phone numbers for GSM the voice number the data number and the fax number All are provided by the carrier To answer a call Establish A Connection Call into the modem by dialing the data number provided by your carrier Answer a Call When you see the RING responses on the terminal screen enter ATA lt cr gt to answer the call Set Auto Answer Enter ATSO x This sets the modem to auto answer The call will be answered after the number
15. Systems Inc Description Part Number Hinged Right Angle 900 1800 MHz Cellular Modem Antenna ANF1 1HRA Hinged Right Angle 800 1900 MHz Cellular Modem Antenna ANF21HRA Hinged Right Angle 850 900 1800 1900 MHz Cellular Modem Antenna ANQB 1HRA PTCRB Requirements Note There cannot be any alteration to the authorized antenna system The antenna system must be the same type with similar in band and out of ban radiation patterns and maintain the same specifications FCC Requirements Note The antenna gain including cable loss must not exceed 3 0 dBi at 1900 MHz 1 6 dBi at 850 MHz for mobile operating configurations and 7 0 dBi at 1900 MHz 2 3 dBi at 850 MHz for fixed mounted operations as defined in 2 1091 and 1 1307 of the rules for satisfying RF exposure compliance Interfaces The Wireless MultiModem has several interfaces e LED function indicating operating status e External antenna via SMA connector e Serial and control link via 15 pins SUB D e Power supply via 2 5mm miniature power jack e SIM card holder LEDs 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 been established LS Line Status Continuous on state indicates that the wireless modem is not registered on the network Flashing state indicates registration on network Off state Modem is off not ready or in download mo
16. T commands can be used to operate configure and query your modem A reference guide to the GPRS commands is included on the MultiModem CD and on the Multi Tech Web site The following two commands let you query signal strength and roaming status Verifying Signal Strength Using HyperTerminal type AT CSQ The modem responds with the received signal strength rssi The modem responds with the received signal strength rssi and the channel bit error rate ber RSSI ranges from 0 to 31 Signal Strength Verification RSSI 21 31 Exceptional 11 20 Average 0 10 Weak or Insufficient 99 No signal BER ranges from 0 to 7 Seven is the highest error rate Checking Network Registration and Roaming Status In this procedure you will verify that the Wireless MultiModem has been registered on the wireless network Using HyperTerminal type AT CREG The modem will respond in one of the following ways Network Registration Verification Value Network Registration Status 0 0 The modem is not registered on any network 0 1 The modem is registered on the home network 0 5 The modem is registered on a network and it is roaming Note If the modem indicates that it is not registered verify the signal strength to determine if the problem is the strength of the received signal Checking the Modem s Identity Use the ATI command Note This command is illustrated using the capital letter i after AT
17. a connection by dialing from my wireless modem to an analog modem Why does the analog modem answer and send tones but never connect e To make a data call you must use the ATD lt number gt command e Make sure the account has CSD service How do get the voice portion to work so can talk to others using the wireless modem e You will need a cable that has the speaker pins connected to a speaker and microphone e We have a Y cable that splits out to a RJ9 connector that can be used to plug into the receiver of a handset e ATD lt numbers will originate a voice call How do make an Internet connection to my dial up ISP e Make sure you have CSD service e Create a dial up connection to the ISP s access number then use your account username and password and choose the wireless modem as the device How does faxing work e GPRS modems support Class 1 and Class 2 Group 3 faxing e You will need fax services setup on your account You should receive a separate phone number for fax just like voice and data and you must call the fax number for the modem to receive a fax e You will also need fax software we do not have working software WinFax Version 10 has been tested with success can t make outgoing calls just receive a NO CARRIER response e Make sure the antenna is connected and SIM is inserted correctly e Check signal and registration AT CSQ 10 31 is good AT CREG 0 1 is registered amp 0 5 is r
18. age range 5 to 32V DC Over voltage and under voltage Correct operation of the Wireless MultiModem in communication mode is not guaranteed if input voltage falls below 5V Input output electrical characteristics for external connections Parameters GSM GPRS 850 900 GSM GPRS 1800 1900 Unit Typ Typ Input Supply Voltage 5 13 2 32 5 13 2 32 V Input peak supply current in comm mode at Pmax 1 4 2 1 4 2 Input average supply current in comm mode at Pmax 360 150 75 300 125 70 mA Input average supply current in idle mode 30 10 10 30 10 10 mA Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 7 Chapter 1 Product Description and Specifications RF Specifications GSM 850 EGSM 900 GSM 1800 GSM 1900 Frequency RX 869 to 894 MHz 925 to 960 MHz 1805 to 1800 MHz 1930 to 1990 MHz Frequency TX 824 to 849 MHz 880 to 915 MHz 1710 to 1785 MHz 1850 to 1910 MHz RF Power Stand 2W at 12 5 duty 2W at 12 5 duty 1W at 12 5 duty 1W at 12 5 duty cycle cycle cycle cycle Antenna Specifications GSM EGSM Antenna Requirements Specifications Frequency Range 824 960 MHz 1710 1990 MHz Impedance 50 Ohms VSWR lt 2 0 1 Typical Radiated Gain 3 dBi on azimuth plane Radiation Omni Polarization Vertical Wave Half Wave Dipole Antennas Available from Multi Tech
19. an use to send an SMS message e Supports up to 160 characters maximum e In PDU mode using 7 bit the modem still supports 160 characters but in 8 bit the modem will support only 70 characters Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 23 Chapter 4 Troubleshooting and Frequently Asked Questions After changing the CNMI CSCA or CSMP command values the modem doesn t store them e When changing these command values you must use the CSAS command to store the changes How do send an SMS message to an email account e When sending an SMS message to an email account you must use a designated routing number that will tell the SMS server to route your message to an email account Here are the numbers that we are aware of at this time AT amp T 0000 T Mobile 500 Here is an example of how to send an SMS message to an email account AT CMGS 0000 gt email multitech com My message goes here lt ctrl Z gt Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 24 Chapter 5 Reference Information Chapter 5 Reference Information Wireless Modem Reference Information Data Cable Diagram No Voice pas BLE AND OVERMOLD ARE GREY 7 MILL mm Ep Tee EE Te BI Multi Tech Systems Inc Multi Modem GPRS Wireless Modem User Guide 25 Chapter 5 Reference Information Data Cable Diagram with Voice b 1 2507 4 PIN MOD PLU
20. de TR Terminal Ready Commonly called Data Terminal Ready This is a readiness signal from the PC PWR Power Indicates presence of DC power when lit Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 8 Chapter 1 Product Description and Specifications RS232 15 Pin Connector Pinout 500000 1 10 09 00 Og PIN EIA CCIT Designation RS 232 1 DCD 109 Data Carrier Direct 6 RX 104 Receive Data out 2 TX 103 Transmit Data 8 DTR 108 2 Data Terminal Ready 9 GND Signal Ground 7 DSR 107 Data Set Ready 12 RTS 105 Request to Send 11 CTS 106 Clear to Send 13 RI 125 Ring Indicator Audio 4 MICROPHONE 5 MICROPHONE 10 SPEAKER 15 SPEAKER Boot 3 BOOT For factorv use oniv Reset 14 RESET To reset connect to GND momentarilv tvpical 2mSec Open for normal operation AT Command Information AT commands for the GPRS wireless modem are published in a separate Reference Guide included on the MultiModem CD and posted on the Multi T IP commands for GPRS modems are also published in a separate Reference Guide included on the MultiModem CD and posted on the Multi Tech web site ech web site Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide Chapter 2 Activation and Installation Chapter 2 Activation and Installation Step 1 Activate Your Wireless Account Activate Your Wire
21. eir useful life A sister Directive ROHS Restriction of Hazardous Substances complements the WEEE Directive by banning the presence of specific hazardous substances in the products at the design phase The WEEE Directive covers all Multi Tech products imported into the EU as of August 13 2005 EU based manufacturers distributors retailers and importers are obliged to finance the costs of recovery from municipal collection points reuse and recycling of specified percentages per the WEEE requirements Instructions for Disposal of WEEE by Users in the European Union The symbol shown below is on the product or on its packaging which indicates that this product must not be disposed of with other waste Instead it is the users responsibility to dispose of their waste equipment by handing it over to a designated collection point for the recycling of waste electrical and electronic equipment The separate collection and recycling of your waste equipment at the time of disposal will help to conserve natural resources and ensure that it is recycled in a manner that protects human health and the environment For more information about where you can drop off your waste equipment for recycling please contact your local city office your household waste disposal service or where you purchased the product Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 29 Appendix C China ROHS Appendix C C ROHS HT TS Substance Concentrati
22. em It also supports mobile originated short message service SMS and mobile terminated SMS It offers standards based multi band GPRS Class 10 performance This ready to deploy standalone modem allows developers to add wireless communication to products with a minimum of development time and expense The MultiModem GRPS Wireless Modem is based on industry standard open interfaces is fully type approved and can be desktop or panel mounted Other Product Codes NAM is the model for US and Canada GBJ IE is the model for Great Britain and Ireland Euro ROW is the model for Europe and the rest of the world A Note About Documentation Multi Tech Systems Inc reserves the right to revise this publication and to make changes from time to time in the content hereof without obligation of Multi Tech Systems Inc to notify any person or organization of such revisions or changes Check Multi Tech s Web site for current versions of our product documentation Features GPRS Class 10 operation Quad band 850 900 1800 1900 GSM Class 1 and Class 2 Group 3 FAX Desktop or panel mounting Short Message Services including text and PDU point to point cell broadcast 14 4K GSM circuit switched data SMA antenna connector and SIM socket Serial interface supports DTE speeds to 115 2K AT command compatible MNP2 V 42bis data compression Numerous LEDs provide operational status ME SIM phone book management Fixed dialing number SIM Toolkit Class 2
23. et and then click Next gt On the Getting Ready screen select Set up my connection manually and then click Next gt On the Internet Connection screen select Connect using a dial up modem and then click Next gt Note After clicking on Next you may or may not be asked to select which modem to use If you have more than one modem installed in your PC you will be required to select the proper modem to use If asked please select the Multi Tech wireless modem that has been installed On the Connection Name screen in the ISP Name box type in a name for your new connection You can give it any name that you would like After you have typed in a name click Next gt On the Phone Number to Dial screen type in the number that specifies to the modem to connect to your providers Internet service For GPRS modems type in the number 99 1 Then click Next gt On the Connection Availability screen specify if this connection is for anyone s use or for your use only by checking the appropriate button Choose your preference and then click Next gt On the Internet Account Information screen type the user name and the password for your account In many cases a user name and a password are not required but some wireless providers require it Check with your provider to see if they are needed Check the following two options if you would like them activated Check the box if you want this account name and password to be used by everyo
24. hicle s DC fuse terminal block Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 12 Chapter 2 Activation and Installation Step 4 Optional Attach the Modem toa Flat Surface To mount the Wireless MultiModem do the following 1 Obtain mounting screws two are needed that are appropriate for the surface on which you will mount the modem For example one might use two 6 32 self tapping screws 5 8 in length to mount the unit ina truck to the wall of the cab behind the passenger s seat 2 Typically the unit is mounted against a flat surface into which holes can be drilled The mounting holes center to center must be separated by 125mm or 4 15 16 inches Drill the mounting holes at the desired mounting location wa 125 mm gt or 4 Xs inches Mount to surface with bracket Max screw shaft diameter 4 3 mm 17 3 Slide the mounting bridles into the corresponding slots on the backside of the modem chassis Mounting Bracket 4 Attach the modem with two screws to the mounting surface at the desired location on the equipment Multi Tech Systems Inc Multi Modem GPRS Wireless Modem User Guide 13 Chapter 2 Activation and Installation Step 5 Install the Modem Driver Introduction Compatibility The wireless modem is compatible with Windows 2000 2003 Windows XP and Linux Windows Windows operating systems require a modem driver t
25. into the modem 1 Power Cable nl Fuse seal T_T 1 Recommended Replacement Fuses 11 Manufacture Littelfuse Part Number 313 02 5 2 Manufacture Sun Fuse Part Number 6S EN Connect power AC or DC In Line Fuse AC adaptor si Int l red wire is positive l Connect serial cable between modem 8 PC AC adaptor N Amer oniv For Two Piece Transformer Power Supply International e Connect the AC cord receptacle into the transformer block e Connect the AC cord plug into the mains power outlet For One Piece Transformer Power Supply North America e Connect between the MultiModem power receptacle and the mains power outlet For Optional Direct DC Power e Connect the fused DC power cable into the DC power connector on the modem e Then attach the two wires at the other end of the fused cable to a DC fuse terminal block on a vehicle in which you are mounting the MultiModem e Connect red wire to the positive and black wire to the negative Be sure the GND connection is correct Warning Over voltage protection is provided on the device To ensure complete protection you may want to add additional filtering to the DC input Note For automotive application according to the type of application you can use permanent or key switched Connect the power supply to its source for example in a mobile situation to the ve
26. ireless MultiModem to water rain or spilled beverages It is not waterproof Do not place the Wireless MultiModem alongside computer discs credit or travel cards or other magnetic media The phone may affect the information contained on discs or cards The use of accessories not authorized by Multi Tech or not compliant with Multi Tech s accessory specifications may invalidate the warranty of the Wireless MultiModem In the unlikely event of a fault in the Wireless MultiModem contact Multi Tech Tech Support Your Responsibility This Wireless MultiModem is your responsibility Please treat it with care respecting all local regulations It is not a toy Therefore keep it in a safe place at all times and out of the reach of children Try to remember your Unlock and PIN codes Become familiar with and use the security features to block unauthorized use and theft Package Contents Unbundled Package Bundled Package Modem with No Accessories Modem with Accessories 1 modem 1 modem 1 mounting bracket 1 mounting bracket 1 fused DC power cable 1 antenna 1 Quick Start Guide 1 serial cable 1 MultiModem CD 1 DC power supply cable varies 4 rubber feet Note You must supply bracket 1 Quick Start Guide screws and an antenna 1 MultiModem CD Note You must supply bracket screws Note Your wireless provider will supply the SIM card Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 6 Chapter 1
27. lephone services to the offender or legal action or both Switch OFF your Wireless MultiModem when around gasoline or diesel fuel pumps and before filling your vehicle with fuel Switch OFF your Wireless MultiModem in hospitals and any other place where medical equipment may be in use Respect restrictions on the use of radio equipment in fuel depots chemical plants or where blasting operations are in progress There may be a hazard associated with the operation of your Wireless MultiModem close to inadequately protected personal medical devices such as hearing aids and pacemakers Consult the manufacturers of the medical device to determine if it is adequately protected Operation of your Wireless MultiModem close to other electronic equipment may also cause interference if the equipment is inadequately protected Observe any warning signs and manufacturers recommendations Installation Instructions and Hazardous Locations Warnings 1 The modems are open devices intended for installation in an ultimate enclosure suitable for the intended application 2 THIS EQUIPMENT IS SUITABLE FOR USE IN CLASS I DIVISION 2 GROUPS A B C AND D OR NON HAZARDOUS LOCATIONS ONLY 3 WARNING Explosion Hazard Substitution of Components may Impair Suitability for Class Division 2 4 WARNING Explosion Hazard Do not Disconnect Equipment Unless Power has been switched off or the area is known to be Non Hazardous 5 WARNING Ex
28. less Account Please see the wireless account Activation Notices located on the MultiModem CD Choose the one for your wireless network provider and follow the directions to activate your account Phone Numbers for the Wireless Modem Every wireless modem will have its own unique phone number The phone number may simply be given to you by your wireless service provider or it may be on the SIM card or both Wireless provider implementations may vary Step 2 Insert the SIM Card into the Holder The wireless MultiModem requires the power supply connection to begin operation It also requires a SIM card Subscriber Identity Module to operate on a GSM network To install the modem do the following 1 Using your fingernail or a small wedging tool e g a small screwdriver pry off the SIM cover 2 3 Verify that the SIM card fits into the holder properly and then replace the cover Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 10 Chapter 2 Activation and Installation Step 3 Hook up the Antenna Serial Cable and Power Antenna Antenna Connector SMA type Serial Cable Connect both sides of the serial and control cable 15 pin Sub D connector on the modem side Serial amp Control Connector J To Serial Port of PC Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 11 Chapter 2 Activation and Installation Power Plug the power supply cable
29. lick on the Query Modem button Windows will now try to query the Multi Tech modem If this process passes the second box on this screen will show the columns Command and Response Note To make sure that the modem is correctly being queried look at the LED lights of the modem after you click on Query Modem The TR light should come on and the TD and RD lights should flicker 5 If this process passes then the modem should be properly installed and ready for use Click OK to close the modem Properties window Then click on OK to close the Phone and Modem Options window Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 14 Chapter 3 Using Your Wireless Modem Chapter 3 Using Your Wireless Modem Phone Numbers for the Wireless Modem e Every wireless modem will have its own unique phone number e The phone number may simply be given to you by your wireless service provider or it may be on the SIM card or both Wireless provider implementations may vary Examples of Useful AT Commands A Note About HyperTerminal In order to verify signal strength and roaming status you must use a terminal application such as HyperTerminal To open this program in Windows XP or Windows 2003 go to Start gt All Programs gt Accessories gt Communications gt HyperTerminal Other Windows operating systems have similar paths to HyperTerminal See your svstem s online Help if you cannot find it A Note About AT Commands A
30. ling the Multi Tech Technical Support check to the following connections e The right antenna is connected to the modem e The serial cable connection is correct e The power is connected correctly and the power lights on the modem are on e Verify your signal strength e Verify your network registration e Use the following situation examples to troubleshoot the modem not answering and the modem returning a No Carrier message Situation A The modem does not answer If the Wireless MultiModem does not answer through the serial link upon an attempted transmission of data or voice signals see the table below for possible causes and solutions Solutions for no connection through serial link situation If the Then ask Action modem returns nothing Is the communication program In communications program verify that modem properly configured parameters have been set to the values shown here Data bits 8 Parity none Stop Bits 1 Baud 115200 bps Is another program interfering Close any such application program with the communication program Is the modem set to Type ATSO 1 to set to auto answer on the first ring autoanswer Type ATA to set to manual answer Is the communication program Type ATSO 1 to set to auto answer on the first ring receiving RING responses Type ATA to set to manual answer Situation B The modem always returns No carrier when trying to originate a call Solution
31. ll others support multitech com 800 972 2439 or 763 717 5863 World Headquarters Multi Tech Systems Inc 2205 Woodale Drive Mounds View Minnesota 55112 Phone 763 785 3500 or 800 328 9717 Fax 763 785 9874 Internet Address http www multitech com Multi Tech Svstems Inc MultiModem GPRS Wireless Modem User Guide 2 Table of Contents Contents Chapter 1 Product Description and SpecificatioNnS nnana 4 PRODUCE Description Fik ta L reesei A ariiraa niera niire 4 lil 0 i L A 4 Safety i a B A na 5 General Salet a i tit sia ta a tel 5 Rnierlerence SsuD a a e a a e a 5 Installation Instructions and Hazardous Locations WarningS i 5 Vehicle Salely si enn e A E EE AA E AA 5 Maintenance of YoUr ModE se sp e E a r a aaa E a ese ee pee 6 VOUNReSDonsioli ee en 6 Package Contente i ccc cosessinedeccetancctensseensced cess seeceansiecceecsesseaceesedcesdbessnceescnestenesscnesaccnadacnesze 6 General SpecifiCatiOns siisiriizisiet patt ps san ada ba bba i aniisi isidir irisan 7 Functions GSM GPRS ModeS issiru 7 Electrical SpecificatiotS mm A KA RS PA xenecseucsevesssenerces 7 RF Spe iti atio MS nei e ta a 8 Antenna Specifications ami B A a A ar e est 8 GSM EGSM Antenna Requirements Specification sss issir p aat 8 Antennas Available from Multi Tech Systems IN 8 PTGRB Requirements Note 0 a a ae 8 FOO Re wiferments No iss digit pro a bt pa na a ta a ii 8 L f siunanendatenssnsautatancuacsadbenssusabenssuc
32. n 16 Answering a Circuit Switched Data CSD Connection si i einn nn n E Na 16 Using Short Message Services SMS i pa saaenceccseuuteneniceers 17 SMS EX AI PIO g B kl ea ab l stan L 18 Intermnet ACCESS a i A a A T 20 Connecting to the GPRS Network for Internet ACCESS ners nanna 20 Chapter 4 Troubleshooting and Frequently Asked QuestioNnS nnna 22 Troubleshooting Examples 00 sieeoeseadsiaasuanssnvaassuaas 22 Frequently Asked QUeSstiONS smb aa a a a aei oud arsa rrari ban aniani p iis 23 Chapter 5 Reference Informatio i M AME HmAHEAnEnHAnnnznnnzznnnzznna 25 Wireless Modem Reference Information cssscsersseseesesseeesesseneesesecesensenenenseneesesencensnseneseeseneessensesenensenense 25 Data Cable Diagrami 4 NO VOICE a ini i e L ie 25 Data Cable Diagrami with Voice 26 Fused DE Power Cable DIMGNSIONS sis si d pa Mudeiea d d la 26 Howto Change the Fuse Bi inst abipai Bi bu dok SEBA id tai Ef da Sb E a uta b bt aa EEEa Br e Appendix A Warrantv and Repairs Appendix B Waste Electrical and Electronic Equipment WEEE Statement sssessseeenzenanznnnzzenznnnnnzznnanzn 29 Appendix C C ROHS HT TS Substance Concentration nnna 30 Multi Tech Svstems Inc MultiModem GPRS Wireless Modem User Guide 3 Chapter 1 Product Description and Specifications Chapter 1 Product Description and Specifications Product Description The Multi Tech MultiModem GPRS is an external data fax voice wireless mod
33. ne Check the box if you want this as your default Internet connection Then click Next gt On the Completing the New Connection Wizard screen you last task is to place a check in the box if you would like to add a shortcut to your desktop Then click Finish A Connection screen displays on your desktop Click the Properties button on the bottom of this screen The Properties window will open for you to make your connection Important Make sure that Use dialing rules is not selected and then click OK Once back at your Connection screen click the Dial button at the bottom of the screen to start the connection The connection will now tell the modem to connect to your provider s Internet service Once connected you should see the connection status icon in your system tray at the bottom right hand corner of your screen You should now be able to open Internet Explorer or any other browser of your preference to surf the Internet Disconnecting the Connection 1 2 To disconnect the connection right click on the connection icon in your system tray at the bottom right hand corner of your screen Scroll up and click on Disconnect Your should now be disconnect from the Internet Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 21 Chapter 4 Troubleshooting and Frequently Asked Questions Chapter 4 Troubleshooting and Frequently Asked Questions Troubleshooting Examples Before cal
34. ng Your Wireless Modem Internet Access Internet access can be setup in Windows Dial Up Networking DUN of the computer that the wireless modem is serving Setup procedures will vary according to the type of wireless service provider used To access Dial Up Networking on your PC go to Start gt Settings gt Network Connections e For GSM without GPRS a circuit switched data connection is used The user can set up DUN to make a conventional V 32 modem connection to any terminating modem at the other end The phone number specified in DUN can be one supplied by the wireless service provider or another phone number related to a different dialup modem service e g a dialup modem service phone number from any commercial or private dialup network e For GSM with GPRS a single DUN number is generally used by all of a wireless provider s subscribers throughout its area of coverage regional nationwide continental etc Rather than being a literal phone directory number as in conventional DUN this is a code that gives the modem Internet access Connecting to the GPRS Network for Internet Access After you have inserted the SIM card and the modem is ready for use you can establish an Internet connection through a Windows dial up session Note that your wireless provider will charge you for data usage Requirements e One Multi Tech wireless GPRS modem e The GPRS modem should have an active SIM card and must have GPRS services e The modem m
35. nseiaiansusentanensataananr 8 L ER eer tree rr 8 RS232 15 Pin Connector PINOUT cate voc da ub dida A 9 AT Command Information sem a a A pr iba 9 Chapter 2 Activation and Installation 0 cecceeveuescectedsvessteueseaebbenevanueescestedesntectesenservenerenitecuers 10 Step 1 Activate Your Wireless ACCOUNT 06000 initio p ep eh 10 Step 2 Insert the SIM Card into the Holder sm asn snsniiasonaness asanes S Fnanp asasta sananen 10 Step 3 Hook up the Antenna Serial Cable and POWEF sssennnnznnnnnnnznnnnnzznznnnnznnznnnnnzzznzznnennzzzmmzznzmnnnzzz 11 Step 4 Optional Attach the Modem to a Flat Surface ssseessenenznnnannnnnznnnnzennnnennnzznnaznnnnzznnanzmnzzananzn 13 Step 5 Install the Modem Driver sa pannaan eara nans ASi anA R SDP E ESSEEN PASE Soa Pinoa A Esain iaraa 14 Chapter 3 Using Your Wireless Modem sm 15 Phone Numbers for the Wireless Modem ccssccssccsseeeseeeeeseeeseneenseeeeeeaenseeeeeeaenseasaseasaseaeaseeeaseeeeseeeseeeeseneeeaees 15 Examples ot Usefull AT Command iiiisiii jis ius tes lace ii ed ia a a enna erededieete netics 15 Vening Signal Sttendgth see inie noisa eataa Eai ieai nidder i stadda radd EEE rid ainai doaie ri ER Nion hi 15 Checking Network Registration and Roaming StatuS pp 15 Gheckin ittie MOGeMiSiOGNINY siti safra i ib a ai te sta a l od taa b LS ARE 15 Establishing a Voice Call iii iii aa p E E A B 16 Establishing a Circuit Switched Data CSD Connection n
36. o be installed See the example below for installing a GPRS modem driver onto a PC with Windows XP 2003 Linux Linux does not require a driver for serial modems Requirements e One MTCBA G modem e A RS232 cable to connect the modem to the PC e The MultiModem CD that was shipped with the Multi Tech modem e APC running Windows Note This installation procedure is only used as a basic guide to help you install the Multi Tech Wireless modem driver You may see differences based upon your version of Windows and your Windows settings Installing the Multi Tech MTCBA G Modem Driver onto a PC Running Windows XP 2003 This installation assumes a Windows XP or 2003 operating system XP and 2003 are identical in the methods they use for installing modem drivers To load the MultiModem wireless modem s driver on your PC select the Control Panel s Phone and Modem Options option During this installation you will be required to browse the MultiModem CD to load the modem s INF file This file is located at the root directory on the MultiModem CD 1 Go to Start and then click on Control Panel 2 Inthe Control Panel double click on Phone and Modem Options When the Phone and Modem Options screen appears click on the tab labeled Modems Click on Add to add a new modem On the Install Modem screen click Don t detect my modem will select it from a list Then click Next gt On the next screen click the Have Disk button to browse for the drive
37. oaming e Check NO CARRIER reason with AT CEER Look up error code in Reference Guide The modem will not answer e To have modem autoanswer set modem with ATSO 1 and AT amp W to store the setting e Send ATA to the modem once the RING is indicated on the terminal screen e You may need to set modem to ignore DTR AT amp DO if you aren t providing DTR am trying to make a GPRS connection using a Windows dial up session It connects and then immediately disconnects e Make sure the APN is configured in the modem correctly The APN is provided by the provider e Check the APN with AT CGDCONT To make sure it is correct e If no APN is inserted then insert the correct APN using the command AT CGDCONT 1 IP lt APN gt with HyperTerminal or add it into the Extra Initialization Commands in the modem s properties e Make sure the APN is correct for your account When try to establish a GPRS connection using Windows dial up 1 get an error Hardware Failure e Check the modem to make sure it is installed and can be queried in the modem s properties e Make sure the com port is not being held by another application Look for the TR light indication If it is on most likely another application is holding onto the port e Make sure the dial up connections maximum speed matches the modem s properties maximum port speed Try rebooting the PC What is the maximum amount of characters c
38. on MII EIP CE 39 RoHS Multi Tech Systems Inc TS HS al H ay kd CR6 Zk TE PB Hg CD PBB PBDE O O O O o O X O o O O O x O o O O O ETS e O o O O O O O o O o O IC o o o o o O O O O O O o te X O o O O O O O O O o o e O o O o o i o O O O O O O O O o o o Bear O O O O O O LED O O O O O O Was WEBEL i x O o O o e O O O O O O CD O O O O O O o O e e e O O O O O O O X
39. our Mounds View Minnesota factory Recommended international shipment methods are via Federal Express UPS or DHL courier services or by airmail parcel post shipments made by any other method will be refused Please include inside the shipping box a description of the problem a return shipping address must have street address not P O Box and your telephone number If the product is out of warranty a payment in advance is required Acceptable means of payment include credit card wire transfer or a check in U S dollars drawn on a U S Bank Repaired units shall be shipped freight collect unless other arrangements are made in advance Please direct your questions regarding technical matters product configuration verification that the product is defective etc to our Technical Support department nearest you or email support multitech com When calling the U S please direct your questions regarding repair expediting receiving shipping billing etc to our Repair Accounting department at 763 717 5631 in the U S A or email mtsrepair multitech com Repairs for damages caused by lightning storms water power surges incorrect installation physical abuse or user caused damages are billed on a time plus materials basis Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 27 Appendix A Warranty and Repairs Repair Procedures for International Distributors International distributors should contact their
40. plosion Hazard Do not replace the Fuse Unless Power has been switched off or the area is known to be Non Hazardous 6 WARNING Do not install or remove SIM card unless power has been switched off or the area is known to be Non Hazardous Vehicle Safetv Do not use vour MultiModem while driving Respect national regulations on the use of cellular telephones in vehicles Road safetv alwavs comes first If incorrectiv installed in a vehicle the operation of Wireless MultiModem telephone could interfere with the correct functioning of vehicle electronics To avoid such problems be sure that qualified personnel have performed the installation Verification of the protection of vehicle electronics should be part of the installation The use of an alert device to operate a vehicle s lights or horn on public roads is not permitted Multi Tech Svstems Inc MultiModem GPRS Wireless Modem User Guide Chapter 1 Product Description and Specifications Maintenance of Your Modem Your Wireless MultiModem is the product of advanced engineering design and craftsmanship and should be treated with care The suggestions below will help you to enjoy this product for many years Do not expose the Wireless MultiModem to any extreme environment where the temperature is above 50 C or humidity is above 90 noncondensing Do not attempt to disassemble the Wireless MultiModem There are no user serviceable parts inside Do not expose the W
41. r file on the MultiModem CD Make sure that the Multi Tech system CD is inserted into your CD ROM then click on Browse Browse to the root directory of your CD ROM drive and then click on Open The Install From Disk screen should now show the directory of your CD ROM Click on OK On this next screen scroll down the list of modems and select the model that is applicable to your modem Once you have selected your model click on Next gt 10 You will now have to choose which com port the Multi Tech modem is connected to If you know exactly which port your modem is on click on that port other wise choose COM1 most common Click Next gt 11 You will now be prompted with a screen that states that the Multi Tech driver has not passed Windows logo testing You can ignore this message and click Continue Anyway 12 To finish the install click on Finish You have now successfully installed the Multi Tech wireless modem driver to your PC OP ONAARY Verifying That Your Modem Has Been Installed Successfully 1 After you have successfully installed the Multi Tech modem driver as stated above you should be brought back to the Phone and Modems Options screen Make sure that the modem is now listed under the columns Modem and Attached To the correct com port 2 Highlight the modem and then click on Properties 3 A Properties screen will open for the Multi Tech modem Click on the tab labeled Diagnostics 4 Inthe middle of the screen c
42. s for no carrier message If the modem Then ask Action returns no carrier Is the selected bearer type Type AT CEER to view the extended error code see esp for data supported by the called Error Results Codes in the AT Command guide communication party Be sure that the selected bearer type is supported by the called party Is the selected bearer type Be sure that the selected bearer type is supported by the supported by the network network If no success try bearer selection type AT CBST 0 0 3 Be sure SIM card is available for data fax calls no carrier Be sure that the semicolon character is typed esp for voice immediately after the phone number in the AT command communication e g ATDHHHHH Multi Tech Systems Inc MultiModem GPRS Wireless Modem User Guide 22 Chapter 4 Troubleshooting and Frequently Asked Questions Frequently Asked Questions Which providers can l use e Two major providers are T Mobile and AT amp T Does this modem support High Speed Circuit Switched Data HSCSD e No our GSM GPRS modems do not support HSCSD The modem is answering but seems to not be doing anything e The modem is answering in voice mode e f you are trying to make a data call make sure the account has CSD service You will also need the data number separate number from the main phone number that is provided by the provider l am trying to make a dat
43. ust be getting a proper signal and be showing a network registration through the wireless provider s network e APC running Windows XP or 2003 with the Multi Tech drivers installed for your particular model The following instructions are for Windows XP SP2 and Windows 2003 Every PC may have slight differences which may cause the instructions to be different Use these instructions as a guide to help you understand what is required to set up an Internet connection through your wireless service provider for all operating systems Note Cellular providers provide Internet services as part of your service plan Multi Tech recommends that if you plan on using large amounts of data to sign up for an unlimited data service plan with your provider Multi Tech Systems Inc will not be responsible for any charges on your cellular bill If you have any questions about billing service plans service charges etc please contact your provider for more information Set the Access Point Name APN into the Modem s Properties on Your PC In order for your GPRS wireless modem to connect to your provider s network you must tell the modem the Access Point Name APN to which it will connect The APN is a server name that your account is setup on with your provider Your APN will be given to you by your provider Here are some well known APNs e AT amp T PROXY or INTERNET or PUBLIC e T Mobile INTERNET2 VOICESTREAM COM or INTERNET3 VOICESTREAM COM or WAP VOI
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