Table of Contents
Introduction........................................................................................................................................................... 6–5
Phone description ............................................................................................................................................ 6–5
Energy management.......................................................................................................................................... 6–11
Battery and charging .................................................................................................................................... 6–11
Normal and extreme voltages ..................................................................................................................... 6–11
Power key and system power up ................................................................................................................ 6–12
Modes of operation....................................................................................................................................... 6–12
Power distibution ......................................................................................................................................... 6–13
Clocking scheme............................................................................................................................................ 6–14
SIM interface ....................................................................................................................................................... 6–15
Device memory................................................................................................................................................... 6–16
BOB1.0M-b module............................................................................................................................................. 6–16
GPS interface....................................................................................................................................................... 6–18
USB....................................................................................................................................................................... 6–19
USB interface and charging.......................................................................................................................... 6–19
MicroUSB connector ...................................................................................................................................... 6–19
Charger interface................................................................................................................................................ 6–20
User interface...................................................................................................................................................... 6–20
Touch module................................................................................................................................................ 6–20
Proximity sensor ........................................................................................................................................... 6–21
Imaging and video........................................................................................................................................ 6–22
Multimedia application processor.......................................................................................................... 6–22
Display module......................................................................................................................................... 6–22
TV-out interface........................................................................................................................................ 6–22
Cameras..................................................................................................................................................... 6–23
Illumination ................................................................................................................................................... 6–24
Keyboard interface........................................................................................................................................ 6–25
Ambient Light Sensor (ALS).......................................................................................................................... 6–25
Accelerometer................................................................................................................................................ 6–26
Magnetometer............................................................................................................................................... 6–27
Audio concept..................................................................................................................................................... 6–28
Audio HW architecture.................................................................................................................................. 6–28
Internal earpiece........................................................................................................................................... 6–30
Internal handsfree (IHF) speakers ............................................................................................................... 6–30
Internal microphones ................................................................................................................................... 6–30
External earpiece and microphone ............................................................................................................. 6–31
Vibra ............................................................................................................................................................... 6–31
AV connector.................................................................................................................................................. 6–32
Cellular RF technical description....................................................................................................................... 6–32
RF block .......................................................................................................................................................... 6–32
QuBBE ............................................................................................................................................................. 6–33
Receiver (RX).................................................................................................................................................. 6–33
Synthesizer..................................................................................................................................................... 6–33
Transmitter (TX) ............................................................................................................................................ 6–33
Frequency mappings.......................................................................................................................................... 6–35
GSM850 frequencies...................................................................................................................................... 6–35
EGSM900 frequencies.................................................................................................................................... 6–35
GSM1800 frequencies.................................................................................................................................... 6–36
GSM1900 frequencies.................................................................................................................................... 6–38
WCDMA I (2100) Rx frequencies ................................................................................................................... 6–39
RM-596
System Module
Issue 2 COMPANY CONFIDENTIAL Page 6 – 3
Copyright © 2010 Nokia. All rights reserved.
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