07-rm30-sysmod.pdf

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Nokia Customer Care
7 - System Module
Issue 1 01/2005
COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
RM-30
Nokia Customer Care
7 - System Module
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COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
Issue 1 01/2005
RM-30
7 - System Module
Nokia Customer Care
Table of Contents
Page No
Glossary of Terms............................................................................................... 7
Baseband ........................................................................................................... 10
Block diagram .................................................................................................. 11
Environmental Specifications .......................................................................... 13
Absolute maximum ratings............................................................................... 13
Temperature conditions ................................................................................... 13
Humidity and water resistance ......................................................................... 13
Frequencies in baseband................................................................................. 14
PWB................................................................................................................. 14
Characteristics of the PWB ............................................................................ 14
Key components ............................................................................................ 14
Technical Specifications .................................................................................. 16
Baseband core................................................................................................. 16
UPP ................................................................................................................ 16
UEMEK .......................................................................................................... 16
External SRAM and Flash .............................................................................. 17
Energy management........................................................................................ 17
Modes of operation ........................................................................................ 17
No Supply ...................................................................................................... 17
Backup ........................................................................................................... 17
Acting Dead ................................................................................................... 17
Active ............................................................................................................. 18
Sleep Mode .................................................................................................... 18
Charging ........................................................................................................ 18
Power distribution ............................................................................................ 18
DC characteristics ............................................................................................ 19
Supply voltage ranges ................................................................................... 19
Baseband regulators ...................................................................................... 20
Function Groups ............................................................................................... 21
Battery.............................................................................................................. 21
Audio................................................................................................................ 21
Internal microphone ....................................................................................... 21
Internal speaker ............................................................................................. 22
IHF speaker ................................................................................................... 23
External audio ................................................................................................ 23
External microphone connection .................................................................... 23
Headset connections ..................................................................................... 23
Test possibilities ............................................................................................. 23
Camera ............................................................................................................ 23
Key features ................................................................................................... 24
Specifications ................................................................................................. 25
Issue 1 01/2005
COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
3
RM-30
Nokia Customer Care
7 - System Module
CCP bus ......................................................................................................... 25
CCI bus .......................................................................................................... 25
UIF bus .......................................................................................................... 26
Clocks ............................................................................................................ 26
Test possibility ............................................................................................... 26
Vibra................................................................................................................. 26
Test possibility ............................................................................................... 26
LCD module ..................................................................................................... 27
Characteristics ............................................................................................... 27
LCD connector ............................................................................................... 28
Test possibility ............................................................................................... 29
Keypad............................................................................................................. 30
Test possibility ............................................................................................... 30
Illumination....................................................................................................... 30
Test possibility ............................................................................................... 31
SIM................................................................................................................... 31
Test possibility ............................................................................................... 32
IR Module......................................................................................................... 32
Interfaces ........................................................................................................... 33
BB-RF interface ............................................................................................... 33
System connector interface ............................................................................. 33
System connector .......................................................................................... 33
ACI ................................................................................................................. 34
FBUS ............................................................................................................. 34
VOUT ............................................................................................................. 34
DC plug .......................................................................................................... 35
Component Replacement Hints ....................................................................... 36
Power switch (S2419) ...................................................................................... 36
Helgo RF-chip (N7500) .................................................................................... 37
Camera socket (X1470) ................................................................................... 38
Hardware accelerator (D1470)......................................................................... 39
UEM (D2800) ................................................................................................... 39
Flash (D3000) .................................................................................................. 40
SIM card reader (X2700) ................................................................................. 40
System connector (X2002) .............................................................................. 41
UEM (D2200) ................................................................................................... 41
Battery connector (X2000) ............................................................................... 42
Label placement............................................................................................... 43
RF Module Description ..................................................................................... 44
General specifications of the transceiver ......................................................... 45
Frequency concept .......................................................................................... 46
RF power supply configuration ........................................................................ 46
RF block diagram............................................................................................. 47
Antenna switch (TX/RX switch)........................................................................ 48
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COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
Issue 1 01/2005
RM-30
7 - System Module
Nokia Customer Care
Receiver ......................................................................................................... 49
Transmitter ..................................................................................................... 49
Frequency synthesizer ................................................................................... 49
Signal paths ..................................................................................................... 50
Receiver signal paths ..................................................................................... 50
Transmitter signal paths ................................................................................. 52
Frequency synthesizer signals ....................................................................... 53
Printed Wiring Board ........................................................................................ 54
RF key component placement ......................................................................... 55
Differentiation between 900 MHz and 850 MHz (US) version
(RM-30 vs. RM-31) ............................................................................................. 58
Antenna radiator (I039) and deco foil (I041) .................................................... 58
RF components................................................................................................ 59
MCU-SW ............................................................................................................. 61
Tuning .............................................................................................................. 61
Flash exchange ................................................................................................. 62
Tuning and testing ......................................................................................... 63
Power Amplifier / Antenna Switch Exchange / SAW Filter............................ 65
Issue 1 01/2005
COMPANY CONFIDENTIAL
Copyright © 2005 Nokia. All Rights Reserved.
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