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Multi-Tech Systems, Inc. MultiModem CDMA User Guide 3
Contents
CHAPTER 1: DESCRIPTION AND SPECIFICATIONS......................................................................................4
PRODUCT DESCRIPTION ..............................................................................................................................................4
Package Contents...................................................................................................................................................4
Basic Package.......................................................................................................................................................................4
Bundled Package...................................................................................................................................................................4
Interfaces................................................................................................................................................................4
Parts to be Supplied by End User ..........................................................................................................................4
Antenna/RF Specifications .....................................................................................................................................4
AT Command Info ..................................................................................................................................................5
Phone Number for the Wireless Modem.................................................................................................................5
Network Access.......................................................................................................................................................5
Features..................................................................................................................................................................5
APPLICATION OVERVIEW............................................................................................................................................6
Application Types...................................................................................................................................................6
Benefits/Features in Applications...........................................................................................................................7
Functions – CDMA Modes.....................................................................................................................................7
SPECIFICATIONS..........................................................................................................................................................8
General Specifications ...........................................................................................................................................8
Electrical Characteristics.......................................................................................................................................8
Input/output electrical characteristics for external connections............................................................................9
LED Indicators.......................................................................................................................................................9
RS232 15-Pin Connector Pinout..........................................................................................................................10
CHAPTER 2: INSTALLATION..............................................................................................................................11
MECHANICAL MOUNTING.........................................................................................................................................11
ELECTRICAL INSTALLATION & CONFIGURATION ......................................................................................................13
MOBILE PHONETOOLS..............................................................................................................................................15
DIRECT MODEM INSTALLATION................................................................................................................................15
VERIFYING SIGNAL STRENGTH .................................................................................................................................15
VERIFYING NETWORK REGISTRATION ......................................................................................................................15
TESTING THE CONFIGURATION .................................................................................................................................16
CHAPTER 3: TROUBLESHOOTING...................................................................................................................17
SITUATION A: THE MODEM DOES NOT ANSWER THROUGH THE SERIAL LINK.............................................................17
SITUATION B: THE MODEM ALWAYS RETURNS «ERROR» WHEN TRYING TO ISSUE A COMMUNICATION....................18
SITUATION C: THE MODEM ALWAYS RETURNS «NO CARRIER» WHEN TRYING TO ISSUE A COMMUNICATION ............19
CHAPTER 4: SAFETY ............................................................................................................................................20
GENERAL SAFETY.....................................................................................................................................................20
VEHICLE SAFETY......................................................................................................................................................20
MAINTENANCE OF YOUR MODEM.............................................................................................................................21
YOUR RESPONSIBILITY .............................................................................................................................................21
CHAPTER 5: WARRANTY & REPAIRS POLICIES ........................................................................................22
Multi-Tech Warranty Statement ...........................................................................................................................22
Repair Procedures for U.S. and Canadian Customers ........................................................................................22
Repair Procedures for International Customers (Outside U.S.A. and Canada)..................................................23
Repair Procedures for International Distributors ...............................................................................................23
Replacement Parts................................................................................................................................................23
CHAPTER 6 - REFERENCE INFORMATION....................................................................................................24
WIRELESS MODEM REFERENCE INFO........................................................................................................................24