Telit Wireless Solutions GT864-3G, Руководство пользователя

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GT864-3G Terminal Product Description
80269ST10071a Rev.0 - 14/09/0 9
Reproduction forbidden without Telit Communications S.p.A. written authorization - All Rights Reserved
page 3 of 41
Contents
1 Overview ....................................................................................................................... 6
2 General Product Description....................................................................................... 7
2.1 Dimensions ......................................................................................................................... 7
2.2 Weight.................................................................................................................................. 8
2.3 Installation........................................................................................................................... 9
2.4 Environmental requirements .............................................................................................9
2.4.1 Temperature range ...................................................................................................................... 9
2.4.2 RoHS compliance ........................................................................................................................ 9
2.4.3 Documentation and User Guides ................................................................................................ 9
2.5 GT864-3G Terminal Interfaces.........................................................................................10
2.6 Power Supply.................................................................................................................... 12
2.6.1 Supply voltage requirements ..................................................................................................... 12
2.6.2 Power Connector ....................................................................................................................... 12
2.6.3 Mini USB type connector ........................................................................................................... 14
2.7 Serial Ports........................................................................................................................ 15
2.7.1 RS232 standard interface connector ......................................................................................... 15
2.7.2 Serial Data ................................................................................................................................. 16
2.7.3 The PC as Data Terminal Equipment (DTE) ............................................................................. 16
2.8 SIM Interface Characteristics ..........................................................................................17
2.8.1 SIM card precautions................................................................................................................. 17
2.9 Antenna ............................................................................................................................. 18
2.9.1 General ...................................................................................................................................... 18
2.9.2 Antenna type.............................................................................................................................. 18
2.9.3 Antenna placement.................................................................................................................... 18
2.10 Operating Frequency .......................................................................................................20
2.11 Transmitter output power ................................................................................................20
2.12 Reference sensitivity........................................................................................................21
2.13 User Interface.................................................................................................................... 22
2.13.1 Switching the GT864-3G Terminal ON and OFF....................................................................... 22
2.13.2 SMS ........................................................................................................................................... 23
2.13.3 Data/fax transmission ................................................................................................................ 23
2.13.4 Phonebook................................................................................................................................. 23
2.13.5 Characters management ........................................................................................................... 23
2.13.6 LED Indicators ........................................................................................................................... 23
2.13.7 Automatic answer (Data or FAX)............................................................................................... 24
2.13.8 Supplementary services (SS) .................................................................................................... 24
3 Software Features ...................................................................................................... 25
3.1 Enhanced EASY GPRS Extension ..................................................................................25
3.1.1 Overview .................................................................................................................................... 25
3.1.2 EASY GPRS definition............................................................................................................... 26
3.2 CMUX ................................................................................................................................. 27