Information and Communication Products
Mobile Phones
Service Manual S25 / S2588
V 1.0
ICP CD ST
R. Fleuren
Sm_S25_lvl2_v11
Page
27
of 35
06/99
7.3
Short Circuit Protection
CAUTION:
Avoid short circuit of battery !
The battery is short-circuit protected by an electronic fuse. This fuse will be activated in case
a too high current (e.g. in case of short circuit) is drawn from the battery. This fuse will not be
reset automatically.
The resetting of the fuse can be done by the following procedures:
$
Insert the battery into the S25 and then connect the rapid charger to the phone
Wait for approx. 10 seconds and afterwards the phone can be turned on again
$
Plug the battery separately into the desktop charger. The fuse is resetted
immediately.
$
Insert the battery into the S25 and put the phone into the desktop charger.
Wait for approx. 10 seconds and afterwards the phone can be turned on again.
7.4 Battery
Datecodes
The battery pack is produced by the manufacturer Panasonic.
The production date of the battery is printed on the housing, and looks like this:
The datecode printed on the battery looks like this:
PAN L3
Explanation:
PAN
= Manufacturer Panasonic
L
= Year of production
(K = 1998, L = 1999)
7
= Month of production
(Jan=1, Feb=2, .....Oct=O, Nov=N, Dec=D)
Example
:
PAN L6
This battery was produced on June of 1999 by Panasonic