Private Communication Systems
Mobile Phones
7.5
Battery Datecodes
There are two different suppliers of the C1x 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:
K 7 08 20 M
Explanation:
K
= Year of production
(1998=K, 1999=L)
7
= Month of production
(Jan=1, Feb=2, .....Oct=O, Nov=N, Dec=D)
08
= Day of production
(1
st
=1, 2
nd
=2, 3
rd
=3,........, 31
st
=31)
20
= Week of cell-production
M
= Factory code (M=UK, E= Germany)
Example
:
K 7 08 20 M
This battery was produced on July 8
th
of 1998!
b) Varta batteries
The datecode printed on the battery looks like this:
TOS 8 G9 VA 1
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
This battery was produced in april of 1998!
Service Manual C1x
V 1.0
PN MP ST
R. Fleuren
Sm_C1x_lvl2_v10_w97.doc
Page
21
of 23
09/98
