Product Overview; Features - Motorola C25 Service Manual

Product Overview

Product Overview

Features

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Motorola PF C25 and PF C43 mobile telephones feature global system for mobile
communications (GSM) air interface, and wireless application protocol (WAP)
Internet browser (PFC25 only). The PF C25 and PF C43 telephones incorporate a
new user interface (UI) for easier operation, allows short message service (SMS)
text messaging, and includes personal information manager (PIM) functionality. It
is a dual-band phone that allows roaming within the GSM 900 MHz and digital
cellular system (DCS) 1800 MHz bands. PF C25 telephones support SMS in addition
to traditional circuit switched transport technologies.
PF C25 and PF C43 telephones are made of a polycarbonate plastic. The display
and speaker, as well as the keypad, transceiver printed circuit board (PCB),
microphone, external accessory connector, volume buttons, power button, and voice
button, are contained within the flat form-factor housing. The phone accepts both
3V and 5V mini subscriber identity module (SIM) cards which fit into the SIM holder
underneath the battery. The antenna is a fixed stub type antenna.
The PF C25 and PF C43 telephones use advanced, self-contained, sealed, custom
integrated circuits to perform the complex functions required for GSM communica-
tion. Aside from the space and weight advantage, microcircuits enhance basic
reliability, simplify maintenance, and provide a wide variety of operational func-
tions.
Features available in this family of telephones include:
• Ergonomic design for comfort and enhancement of one hand operation
• Icon Based Simplified User Interface
• Animated Screen Savers
• Lower voltage technology that provides increased standby and talk times
• Extended GSM (EGSM) channels
• Tri-coder/decoder (CODEC) that allows full rate, half rate, and enhanced full
rate modes of transmission
• Supports SMS, concatenated SMS, and cell broadcast messages
• WAP 1.1 compliant
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• 700 mm 98 x 64 pixel, high resolution 4 line graphic display
• Icon based simplified user interface
• Display zoom
• Display animation
• VibraCall® vibrating alert
• Voice recorder personal memo feature
• Voice activation for phone book entries and menu shortcuts
• Simplified text entry using iTAP™ predictive text entry
• Supports calling name presentation
• Supports call forwarding for incoming voice, fax, and data calls
• Supports 3V and 5V SIM cards
• SIM Toolkit (STK), Class II
August 01, 2001
Product Family C25 and C43
6881039B15