Subscriber Identity Module (SIM) and Identification Label W370\W375
38 Aug.15, 2006
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
NNXXXXXX ZZZZZZ A
TAC Type Allocation Code, formerly known as Type Approval Code
NN Reporting Body Identifier (BABT or CTIA)
XXXXXX Type Identifier (defined by BABT or CTIA)
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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