June 22, 2006 47
Level 1-2 Service Manual Subscriber Identity Module (SIM) and Identification
Label
PRELIMINARY
Where
Other label number configurations present are:
• TRANSCEIVER NUMBER: Identifies the product type. Normally the SWF number (i.e.
V100).
• PACKAGE NUMBER: Identifies the equipment type, mode, and language in which the
product is shipped.
Table 2. IMEI Number Breakdown
TAC Serial Number Check Digit
NNXXXX YY ZZZZZZ A
TAC Type Allocation Code, formerly known as Type Approval Code
NN Reporting body identifier
XXXX Type identifier
YY YY is set to 00 from 01/01/2003 until 31/03/2005.
ZZZZZZ Individual unit serial number
A
Phase 1 = 0.
Phase 2 & 2+ = check digit and is defined as a function of
all other IMEI digits.
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