Introduction; Phone Description; Key Components - Nokia n81 Service Manual

RM-179; RM-223
System Module and User Interface

Introduction

Phone description

RAPIDO is the main digital baseband ASIC in the phone. It contains functionality for both WCDMA and GSM
EDGE.
AVILMA is mainly the audio ASIC in the phone and BETTY is basically the energy management controller for
the phone.
Bluetooth and FM radio are physically integrated in one single ASIC.

Key components

Function
Baseband ASIC
RF ASIC
Processor
Camera accelerator
PA GSM
PA WCDMA
Oscillators
Memory
Back-up battery
FM radio
Bluetooth
Open/closed slider
detection
Battery
Battery connector
RF connector
Issue 1
AVILMA
BETTY
Ahneus
RAPIDO
HWA STV984N
Front end module (FEM), quad band
VCTCXO
Balun GSM
Balum WCDMA
768Mb DDR SDRAM + 1Gb NAND FLASH Combo
RTC back-up battery 311
BTHFM1.0 module
BTHFM1.0 module
Hall sensor
BP-6MT
Tabby blade interface
COMPANY CONFIDENTIAL
Copyright © 2007 Nokia. All rights reserved.
Description Item ref
N2200
N2300
N7505
D2800
D2500
N7520
N7540
G7501
T7502
T7580
D3000
G2200
D6000
D6000
N2403
X2070
X7501
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