User ManualTable of ContentsINTRODUCTION6The differences between TANGO55/i & TANGO56/i modems6Used abbreviations8Related documents10SECURITY11Safety standards14TECHNICAL DATA15Technical specifications of GSM/GPRS engine15Power consumption for TANGO55, only18Operating temperatures18Air interface of the TANGO55 GSM/GPRS engine, only19Air interface of the TANGO56 GSM/GPRS engine, only19Determining the External Equipment Type20GSM/GPRS APPLICATION INTERFACE21Description of operating modes21Normal mode operation21GSM/GPRS SLEEP21GSM IDLE21GSM TALK21GPRS IDLE21GPRS DATA21Power down22Alarm mode22HARDWARE INTERFACES23Interfaces on the TANGO55/i & TANGO56/i23Interface A (4-pin connector, power supply)23Interface B (9-pin D-SUB connector)24Interface C (8-pin RJ45 connector)24Interface D (antenna interface)25Interface E (SIM interface)25Interface F (Optical indicator interface)26Functional description26Ignition line27Serial handling27Reset configuration28Firmware update28Turn off GSM/GPRS engine of the TANGO55/56 modems using AT command28Maximum number of turn-on/turn-off cycles29Automatic GPRS Multislot Class change29GENERAL GUIDELINES FOR THE USE OF THE TANGO55/5630Getting started30Hardware & software requirements30Minimum hardware interface to get started30Connecting the external antenna (SMB type)30Installing the SIM card31Mounting the terminal32Mounting the cradle and placing the terminal32Connecting the Modem to external device cable33Connecting the DC power supply33Terminal emulator setup34Checking the Modem \(using Microsoft Windows™ Hy34Getting started to GPRS Network37Basic Operation37Troubleshooting38HOUSING39Housing of cradle40APPENDIX41Recommendations for power supply41External cable for power supply41Possible external antenna42Possible external headset42HOW TO UPDATE THE NEW FIRMWARE INTO THE TANGO55/56 MODEMS43RF EXPOSURES46Size: 1.93 MBPages: 46Language: EnglishOpen manual