Subscriber Identity Module (Sim) And Identification Label; Sim; Identification - Motorola W230 Service Manual

Subscriber Identity Module (SIM) and Identification Label

SIM

Identification

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A SIM is required to access the existing local GSM network, or remote networks when
traveling (if a roaming agreement has been made with the provider).
The SIM contains:
• All the data necessary to access GSM services
• The ability to store user information such as phone numbers
• All information required by the network provider to provide access to the network
Each Motorola GSM phone is labeled with a variety of identifying numbers. The following
information describes the current identifying labels.
Mechanical Serial Number (MSN)
• The MSN is an individual unit identity number and remains with the unit throughout its
life.
• The MSN can be used to log and track a phone on Motorola's Service Center Database.
• The MSN is divided into 4 sections as shown in Figure 28.
3 Digits
APC
Account Product Code
i.e. StarTACTM Phone130
Figure 28. MSN Label Breakdown
International Mobile Station Equipment Identity (IMEI)
The International Mobile Station Equipment Identity (IMEI) number is an individual number
unique to the Transceiver and is stored within the unit's memory. The IMEI uniquely identifies
an individual mobile station and thereby provides a means for controlling access to GSM
networks based on mobile station types or individual units. The full IMEI structure is listed in
the table below.
May 30, 2008
MSN 10 Digits
1 Digit 2 Digits
DC
Distribution Center Date Code: Year and
i.e. Easter Inch Month of Shipment
W230/W388/W216/W231
4 Digits
DC SNR
Unit's individual serial
number