User Guide

ISSUE 1 09/2004 COMPANY CONFIDENTIAL 3

RH-59/60

7-System Module Nokia Customer Care

Table of Contents

Page No

RH-59/60, Nokia 2600.......................................................................................... 9

Baseband HW iIntroduction .............................................................................. 9

Technical summary............................................................................................ 9

Modes of operation .......................................................................................... 10

No supply ....................................................................................................... 10

Power_off ....................................................................................................... 11

Acting dead .................................................................................................... 11

Active ............................................................................................................. 11

Sleep mode .................................................................................................... 11

Charging ........................................................................................................ 11

DC characteristics............................................................................................ 13

Supply voltage ranges ................................................................................... 13

Interconnection diagram .................................................................................. 14

External signals and connections .................................................................... 14

System connector (X102) .............................................................................. 14

Battery connector ........................................................................................... 16

Baseband – RF interface ............................................................................... 17

Internal signals and connections...................................................................... 17

Audio .............................................................................................................. 17

Baseband board clocks .................................................................................. 18

Functional Description ..................................................................................... 19

Audio external.................................................................................................. 19

Audio internal ................................................................................................. 19

Earpiece ......................................................................................................... 19

Microphone .................................................................................................... 20

Batteries........................................................................................................... 21

Keyboard............................................................................................................ 22

Memory module ............................................................................................... 23

SIM interface.................................................................................................... 23

Vibra ............................................................................................................... 23

Test interfaces ................................................................................................. 24

Connections to baseband ................................................................................ 24

FBUS interface ............................................................................................... 24

MBUS interface .............................................................................................. 24

General Description of the RF circuits............................................................ 25

Receiver signal path ........................................................................................ 25

Transmitter signal path .................................................................................... 26

PLL................................................................................................................... 26

Power supply ................................................................................................... 28