Nokia RM-506 - Table of Contents

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Table of Contents

Introduction............................................................................................................................................................8–7

Phone description .............................................................................................................................................8–7

Energy management..............................................................................................................................................8–9

Battery and charging ........................................................................................................................................8–9

Backup battery................................................................................................................................................ 8–10

Normal and extreme voltages ...................................................................................................................... 8–10

Battery drains fast troubleshooting............................................................................................................. 8–11

Power key and system power-up................................................................................................................. 8–11

Power distribution......................................................................................................................................... 8–12

Clocking scheme............................................................................................................................................. 8–13

Bluetooth and FM RDS radio module................................................................................................................. 8–14

I/O Expander ........................................................................................................................................................ 8–15

GPS interface........................................................................................................................................................ 8–16

WLAN module ...................................................................................................................................................... 8–18

FM transmitter module....................................................................................................................................... 8–18

High-speed USB.................................................................................................................................................... 8–19

CBUS interface...................................................................................................................................................... 8–20

FBUS interface...................................................................................................................................................... 8–20

ECI interface ......................................................................................................................................................... 8–20

USB charger interface.......................................................................................................................................... 8–20

SIM interface ........................................................................................................................................................ 8–21

MicroSD card interface ........................................................................................................................................ 8–22

Camera concept ................................................................................................................................................... 8–22

Camera concept.............................................................................................................................................. 8–22

User interface....................................................................................................................................................... 8–24

Resistive touch screen ................................................................................................................................... 8–24

Proximity sensor ....................................................................................................................................... 8–24

Touch screen controller............................................................................................................................ 8–25

Display ............................................................................................................................................................. 8–26

Backlight and illumination............................................................................................................................ 8–27

Digital Ambient Light Sensor (ALS) .............................................................................................................. 8–30

ASICs...................................................................................................................................................................... 8–31

RAPIDOYAWE .................................................................................................................................................. 8–31

EM ASIC BETTY N2300 ..................................................................................................................................... 8–31

EM ASIC VILMA N2200 ..................................................................................................................................... 8–31

Device memories................................................................................................................................................. 8–32

Combo memory .............................................................................................................................................. 8–32

Audio concept...................................................................................................................................................... 8–32

Audio HW architecture................................................................................................................................... 8–32

Internal microphone...................................................................................................................................... 8–33

Internal earpiece............................................................................................................................................ 8–33

Internal speakers............................................................................................................................................ 8–34

Vibra circuitry ................................................................................................................................................. 8–34

Accessory AV connector ................................................................................................................................. 8–34

DA converter, headphone amplifier and FM transmitter ........................................................................... 8–36

Baseband technical specifications..................................................................................................................... 8–36

External interfaces ......................................................................................................................................... 8–36

SIM IF connections.......................................................................................................................................... 8–36

Charger connector and charging interface connections & electrical characteristics .............................. 8–37

RM-505; RM-506

System Module and User Interface

Issue 1 COMPANY CONFIDENTIAL Page 8 –3