Nokia RX-44 Service Manual page 157

RX-44
System Module
Baseband description ............................................................................................................................................7-5
System module block diagram ........................................................................................................................7-5
Baseband functional description.....................................................................................................................7-5
Application processor .......................................................................................................................................7-5
Absolute maximum ratings..............................................................................................................................7-6
Device modes of operation ..............................................................................................................................7-6
Power distribution ............................................................................................................................................7-7
Clocking scheme and controlling signals........................................................................................................7-8
Interfaces ...........................................................................................................................................................7-9
Bluetooth ......................................................................................................................................................7-9
WLAN .............................................................................................................................................................7-9
HS-USB ...........................................................................................................................................................7-9
Memorycards ................................................................................................................................................7-9
Battery interface........................................................................................................................................
User interface..................................................................................................................................................
Main display ...............................................................................................................................................
HW keys......................................................................................................................................................
UI illumination...........................................................................................................................................
RGB indication ...........................................................................................................................................
Camera .......................................................................................................................................................
ASICs.................................................................................................................................................................
Application processor OMAP2420 D4800
EM ASIC Menelaus N4200
EM ASIC Vilma D1420.................................................................................................................................
EM ASIC Betty N1310
ASICS N5350 and N5351
Device memories ............................................................................................................................................
Memory package
APE memory (POP3)
Audio concept ......................................................................................................................................................
Audio concept.................................................................................................................................................
Internal speakers............................................................................................................................................
Internal microphone
Nokia AV connector
Nokia AV interface, output
Nokia AV interface,
Sensors and switches..........................................................................................................................................
Slide position switch......................................................................................................................................
SD door switch................................................................................................................................................
Baseband technical specifications.....................................................................................................................
External interfaces
Internal interfaces..........................................................................................................................................
RF description ......................................................................................................................................................
WLAN RF description
WLAN TX description
GPS interface...................................................................................................................................................
List of Tables
Table 14 Main flex keys.......................................................................................................................................
Issue 1
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COMPANY CONFIDENTIAL
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Table of Contents
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