Nokia 6131 Service Schematics

Introduction
IMPORTANT:
This document is intended for use by authorized NOKIA service centers only.
"Service Schematics" was created with focus on customer care.
The purpose of this document is to provide further technical repair information for
NOKIA mobile phones on Level 3/4 service activities.
It contains additional information such as e.g. "Component finder",
"Frequency band table" or "Antenna switch table".
The "Signal overview" page gives a good and fast overview about the most
important signals and voltages on board.
Saving process time and improving the repair quality is the aim of this document.
It is to be used additionally to the service manual and other training
or service information such as Service Bulletins.
All measurements were made using following equipment:
Nokia repair SW : Phoenix version 2006.04.6.130
Oscilloscope : Fluke PM 3380A/B
Spectrum Analyzer : Advantest R3162 with an analog probe
RF-Generator / GSM Tester : Rhode & Schwarz CMU 200
Multimeter : Fluke 73 Series II
While every endeavour has been made to ensure the accuracy of this document, some
errors may exist. If the reader finds any errors, NOKIA shall be notified in writing.
Please send E-Mail to: training.sace@nokia.com
Copyright © NOKIA
This material, including documentation and any related computer programs is protected
by copyright, controlled by NOKIA. All rights are reserved. Copying, including reproducing,
modifying, storing, adapting or translating any or all of this material requires the prior
written consent of NOKIA. This material also contains confidential information, which may
not be disclosed to others without the prior written consent of NOKIA.
Customer Care / Service & Support Readiness / Content Creation Team
Confidential - Copyright © 2006 NOKIA Only for training and service purposes
Service Schematics
nokia
6131/6133
RM-115
nokia
6133/6126
RM-126
Table of Contents Page
Front page
System connector
RETU, SIM, Audio
TAHVO
RAPGSM, Combo memory, IrDA
FM radio, Bluetooth
UI
Camera, Earpiece, LCD interface
RF part
Signal overview 10
Component finder lower block 11
Component finder upper block 12
RM-115 / RM-126
Version: 1.0 05.04.2006
Exploded view and component disposal
1
2
3
4
5
6
7
8
9
Board version: 1oaa_50 Front p a g e Page 1 (12)