User Guide

RM-4/RM-5
Engine Module CCS Technical Documentation
ISSUE 1 02/2004 COMPANY CONFIDENTIAL 3
Copyright © 2003 Nokia. All Rights Reserved.
Table of Contents
Page No
Abbreviations ................................................................................................................ 5
Baseband HW Introduction ........................................................................................... 8
Technical Summary .................................................................................................... 8
Modes of Operation .................................................................................................... 9
No supply ................................................................................................................ 10
Power_off ............................................................................................................... 10
Acting Dead ............................................................................................................ 10
Active ...................................................................................................................... 10
Sleep mode ............................................................................................................. 11
Charging ................................................................................................................. 11
DC Characteristics .................................................................................................... 12
Supply Voltage Ranges .......................................................................................... 12
Regulators Voltage Ranges .................................................................................... 13
Interconnection Diagram ........................................................................................... 14
External Signals and Connections ............................................................................. 14
System connector (X102) ....................................................................................... 14
Battery connector .................................................................................................... 16
Baseband – RF interface ......................................................................................... 16
Internal Signals and Connections .............................................................................. 16
Audio ...................................................................................................................... 16
Speaker (IHF & ringer) ........................................................................................... 17
Baseband board clocks ......................................................................................... 17
Environmental Specifications ...................................................................................... 19
Operating conditions ................................................................................................. 19
Temperature Conditions ......................................................................................... 19
Humidity ................................................................................................................... 19
Functional Description ................................................................................................ 20
Audio External .......................................................................................................... 20
Audio Internal ........................................................................................................... 20
Earpiece .................................................................................................................. 20
Microphone ............................................................................................................. 21
Power amplifier (boomer) ......................................................................................... 22
Batteries .................................................................................................................... 23
FM radio .................................................................................................................... 25
Keyboard ................................................................................................................... 27
Display & Keyboard Backlight ................................................................................. 28
LCD Backlight ........................................................................................................ 28
Keyboard light ........................................................................................................ 28
LED driver circuit ................................................................................................... 28
Display ...................................................................................................................... 29
Memory Module ....................................................................................................... 29
SIM Interface ............................................................................................................ 29
Vibra ..........................................................................................................................30
Test Interfaces ............................................................................................................. 31
Connections to Baseband .......................................................................................... 31