
1. INTRODUCTION
9
LZT 123 7359 R1B
1.4 Service and Support
To contact customer support please use the details below:
Customer Support
Sony Ericsson Mobile Communications
Maplewood Building
Chineham Business Park
Basingstoke
RG24 8YB
or
Information about Sony Ericsson and its products is available on the
following web site:
http://www.sonyericsson.com/M2M
1.5 Precautions
The GM29 as a standalone item is designed for indoor use only. To use
outside it must be integrated into a weatherproof enclosure. Do not
exceed the environmental and electrical limits as specified in
“Technical Data”, page 23.
1.6 Abbreviations
Abbreviation Explanations
CBM Cell Broadcast Message
CBS Cell Broadcast Service
CSD Circuit Switched Data
DCE Data Circuit Terminating Equipment
DTE Data Terminal Equipment
DTMF Dual Tone Multi Frequency
EFR Enhanced Full Rate
EMC Electro-Magnetic Compatibility
ETSI European Telecommunication Standards Institute
FR Full Rate
GPRS General Packet Radio Service
GSM Global System for Mobile Communication
HR Half Rate
HSCSD High Speed Circuit Switched Data
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