User Guide

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Table of Contents

Introduction............................................................................................................................................................8–5

Phone description .............................................................................................................................................8–5

Energy Management ..............................................................................................................................................8–6

Battery and charging ........................................................................................................................................8–6

Backup battery...................................................................................................................................................8–7

Normal and extreme voltages .........................................................................................................................8–7

Power key and system power-up....................................................................................................................8–7

Power distribution............................................................................................................................................8–8

Clocking scheme................................................................................................................................................8–9

Bluetooth and FM RDS radio module....................................................................................................................8–9

GPS module .......................................................................................................................................................... 8–10

WLAN module ...................................................................................................................................................... 8–11

FM transmitter module....................................................................................................................................... 8–11

TV out.................................................................................................................................................................... 8–12

High-speed USB.................................................................................................................................................... 8–13

CBUS interface...................................................................................................................................................... 8–13

FBUS interface...................................................................................................................................................... 8–13

ECI interface ......................................................................................................................................................... 8–13

Charger interface................................................................................................................................................. 8–13

SIM interface ........................................................................................................................................................ 8–13

MicroSD card interface ........................................................................................................................................ 8–14

Camera concept ................................................................................................................................................... 8–15

User Interface....................................................................................................................................................... 8–15

User interface.................................................................................................................................................. 8–15

I/O expander and keyboard .......................................................................................................................... 8–16

Display module............................................................................................................................................... 8–17

Backlight and illumination............................................................................................................................ 8–17

Ambient Light Sensor..................................................................................................................................... 8–18

ASICs...................................................................................................................................................................... 8–19

RAPIDOYAWE .................................................................................................................................................. 8–19

EM ASIC BETTY N2300 ..................................................................................................................................... 8–19

EM ASIC VILMA N2200 ..................................................................................................................................... 8–19

Device Memories.................................................................................................................................................. 8–20

Combo memory .............................................................................................................................................. 8–20

Audio Concept...................................................................................................................................................... 8–20

Audio HW architecture................................................................................................................................... 8–20

Internal microphone...................................................................................................................................... 8–20

Internal earpiece............................................................................................................................................ 8–21

Internal speakers............................................................................................................................................ 8–21

Vibra circuitry ................................................................................................................................................. 8–21

Accessory AV connector ................................................................................................................................. 8–22

Baseband Technical Specifications.................................................................................................................... 8–23

External interfaces ......................................................................................................................................... 8–23

SIM IF connections.......................................................................................................................................... 8–23

Charger connector and charging interface connections & electrical characteristics .............................. 8–23

Internal interfaces.......................................................................................................................................... 8–24

Back-up battery interface electrical characteristics.................................................................................... 8–24

RF Technical Description..................................................................................................................................... 8–24

Receiver (RX)................................................................................................................................................... 8–24

Transmitter (TX) ............................................................................................................................................. 8–25

RM-348; RM-349; RM-350

System Module and User Interface

Issue 2 COMPANY CONFIDENTIAL Page 8 –3