Service manual

Information and Communication Products
Mobile Phones
6.1 Hardware overview for Software Update
The software of the S25 handset is
programmed directly from a PC using a
bootadapter as an interface between serial
port of the PC and the mobile. Because of
the new type of external connector used in
C25 and S25 (Lumberg type) an additional
adapter cable between mobile and
bootadapter is required.
6.2 Description of software booting
V Connect COM-port of PC to the bootadapter using the enclosed RS232-cable.
p Connect adapter cable to the connection cable of the bootadapter.
` Afterwards plug in AC-Adapter: If connected correctly the “Power” lamp on the
bootadapter will be active.
+ Switch off the handset and connect it to the adapter cable.
0 Copy bootsoftware to the PC and follow the instructions in the file “readme.txt”.
Ordering number of Adapter cable: V30146-A5004-D
Ordering number of Bootadapter: L24857-F1006-A30
The bootadapter comes complete with AC-Adapter,
RS-232 and handset connection cable.
Service Manual S25 / S2588 V 1.0 ICP CD ST
R. Fleuren
Sm_S25_lvl2_v11.doc Page 23 of 35 06/99
AC-Adapter
RS-232
Bootadapter
Connection Cable
Adapter
Cable