General Information - Siemens C35 series Service Manual

General Information

Due to different requirements of the markets, the C35 series has different variants, which
broadly classified under International version and Asian version. Marketing name for
international version is C35 or C35i, whereas Asian version is named 3508 or 3508i.
The 3508 series is equipped with a graphic display which enable the telephone to display
CHINESE characters, either in Traditional font or Simplified font, beside the standard English.
Difference between C35(08) and C35(08)i
C35(08)i mobile software has WAP Browser 1.1 incorporated thus enabling user to surf the
Internet and it have built-in soft modem for GSM Data Service.
The differences between the C35 and C35i are the hardware and software. The memory size of
C35 is 16MB and that of C35I is 32MB.
There are also two variants for 3508, one without the WAP browser is 3508 and that with WAP
browser version 1.1 is 3508i. The different for ASIAN version is only mobile software.
Wireless Application Protocol, WAP.
Wireless Application Protocol takes a client-server approach that uses the in-built micro-browser
to make a request, in wireless markup language (WML), for information or service. The request
is passed to a WAP Gateway which then retrieves the information from a Internet server, in
HTML format, and translate it into WML. The requested information is then sent to from the
WAP Gateway to WAP client (mobile) using the available and most appropriate mobile network
bearer services.
Wireless Protocol Stack.
Wireless Application Environment (WAE)
Wireless Session Protocol (WSP)
Wireless Transaction Protocol (WTP)
Wireless Transport Layer Security (WTLS)
Wireless Datagram Protocol (WDP)
Bearers e.g. Data, SMS, USSD
TABLE 1..1 WAP PROTOCOL STACK
1. Wireless Application Environment
Defines the user interface on the phone. WAE contains the WML,WML script and the
wireless telephony application (WTA).
V1.0
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