Battery Datecodes - Siemens C25 Service Manual

7.5

Battery Datecodes

There are two different suppliers of the C25 batteries and they use different kinds of
codes to give information about production date:
a) Maxell batteries
The datecode printed on the battery looks like this:
Explanation:
K = Year of production
7 = Month of production
08 = Day of production
20 = Week of cell-production
M = Factory code (M=UK, E= Germany)
Example:
K 7 08 20 M
b) Varta batteries
The datecode printed on the battery looks like this:
Explanation:
TOS = Battery cells supplied by Toshiba
8 = Revision level
G = Year of production (1997=J, 1998=K, 1999=L)
9 = Month of production (Jan=1, Feb=2, .....Oct=O, Nov=N, Dec=D)
VA = Varta (battery manufacturer)
1 = Place of manufacturing (1=Germany ,2= Novibor, Czech Republic)
Example: TOS 8 K4 VA 1
Service Manual C25 / C2588
Sm_C25_lvl2_v10_w97
K 7 08 20 M
(1998=K, 1999=L)
(Jan=1, Feb=2, .....Oct=O, Nov=N, Dec=D)
st
(1 =1, 2
This battery was produced on July 8
TOS 8 G9 VA 1
This battery was produced in april of 1998!
Page 26 of 32
Private Communication Systems
nd rd
=2, 3 =3,........, 31
th
of 1998!
V 1.0
Mobile Phones
st
=31)
ICP CD ST
R. Fleuren
02/99