
Information and Communication Products
Mobile Phones
Service Manual S25 / S2588
V 1.0
ICP CD ST
R. Fleuren
Sm_S25_lvl2_v11
Page
17
of 35
06/99
4.5
Handset Datecodes
Siemens is using the industrial standard DIN EN 60062 to indicate the production / service
dates. The code is printed on the IMEI sticker located in the battery compartment.
YY = Datecode
•
The first character of the datecode indicates the year of production:
F = 1995
H = 1996
J =
1997
K = 1998
L = 1999
•
The second character indicates the month of production:
1-9 = january to september
O = october
N = november
D = december
Example:
“L5” means that the set was produced in may of 1999.