Motorola HELLOMOTO SLVR L7, Service Manual, Page: 36 / 52

36 September 23, 2005 6809495A77-O
Subscriber Identity Module (SIM) and Identification Label Motorola SLVR L7
Subscriber Identity Module (SIM) and Identification Label
SIM
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 card 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 net-
work
Identification
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 22.
000807a
Figure 22. MSN label breakdown
MSN 10 Digits
3 Digits 1 Digit 2 Digits 4 Digits
APC DC DC SNR
Account Product Code
i.e. StarTAC Phone130
Distribution Center
i.e. Easter Inch Date Code: Year and
Month of Shipment Unit's individual serial
number
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