Motorola P7689, Service Manual, Page: 40 / 59

of 59 GSM Field Service Support 40
P7689 / P7789
5.5 Identity and Security
Each Motorola GSM Cellular Cassette will be labelled with various number configurations. The
following information describes what these configurations mean.
MSN
The mechanical Serial Number (MSN) is an individual unit identity number and will remain with the
unit throughout the life of the unit.
The MSN can be used to log and track a unit on Motorola’s EPPRS system.
The MSN is divided into 4 sections.
Figure 5.2 MSN label breakdown
IMEI
The International Mobile station Equipment Identity (IMEI) number is an individual number unique to
the PCB and is stored within the unit’s memory. The following figure gives a description of the make
up of this number.
Figure 5.3 IMEI label breakdown
Some other label number configurations that will be present will be: -
XCVR NUMBER: Identifies type of product. i.e. P7689 (Usually SWF number)
PACKAGE NUMBER: Determines type of equipment, mode in which it was shipped and language
with which it was shipped.
APC
3 digits
DC
1 digit
DC
2 digits
SNR
4 digits
Account Product Code
I.e. Startac 130 Distribution Center
I.e. Easter Inch Date Code: Year and
Month of Shipment Units individual serial
number
MSN 10 Digits
6 digits 2 digits
TAC FAC SNR
IU
6 digits 2 digits
Type Approval code Distribution Center
factory code Individual PCB Serial
Number Internal use – spare
digits
IMEI 16 Digits