MOTOROLA E398 Repair Manual

Level 1 and 2 Service ManualSubscriber Identity Module (SIM) and Identification
Label
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
network
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 through-
out 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 17.
MSN 10 Digits
3 Digits1 Digit2 Digits4 Digits
APCDCDCSNR
Account Product CodeDistribution CenterDate Code: Year andUnit's individual serial
TM
i.e. StarTAC Phone130i.e. Easter InchMonth of Shipmentnumber
000807a
Figure 17. MSN label breakdown
6809480A37-O April 21, 2004 31