Operation Manual

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6.2Appendix2: Abbreviation and Explanation
SMS
Short Message Service
EMS
Enhanced Message Service
SIM
Subscriber Identity Module
GSM
Global System for Mobile Communication
CDMA
Code Division Multiple Access
UIM
User Identity Module
PIN
Personal Identity Number
PUK
PIN Unblocking Key
IMEI
International Mobile Equipment Identity
ESN
Electrical Serial number
CB
Cell Broadcast