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 Ngage QD 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 A13 2004.08.5.42 |
Oscilloscope |
: Fluke PM 3380A/B |
Spectrum Analyzer |
: Advantest R3131 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 should be notified in writing.
Please send to: Nokia GmbH
Service & Competence Center Europe
Meesmannstr.103
D-44807 Bochum / Germany
Email: 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.
nokia Exploded view and component disposal
RH-29
Table of Contents |
Page |
Frontpage |
1 |
DCT-4 Common Baseband |
2 |
UEMK |
3 |
UPP&Memories |
4 |
Audio |
5 |
User Interface |
6 |
Bluetooth |
7 |
RF-part |
8 |
Signal overview |
9 |
Component finder |
10 |
|
|
Customer Care EMEA / Service & Support Readiness / Training Group |
|
|
|
|
|
Copyright © 2004 NOKIA Only for training and service purposes |
Version: 2.0 |
22.06.2004 |
N-Gage QD RH-29 Board Version: 1BQ_08 |
Frontpage |
Page 1(10) |
Page 4
Page 3
Page 4
Page 9
Page 8
Page 5
Customer Care EMEA / Service & Support Readiness / Training Group |
|
|
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|
|
© 2004 NOKIA Corporation Only for training and service purposes |
Version: 2.0 |
22.06.2004 |
N-Gage QD RH-29 Board Version: 1BQ_08 |
DCT-4 Common Baseband |
Page 2(10) |
DC Jack
4V
Power switch |
4V |
|
Audio
UPP |
UPP |
UPP/ |
|
RF-Part |
|
|
UPP |
UPP/ |
|
Bluetooth |
|
Battery connector
2.8V 2.8V
4V |
4V |
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2.8V |
|
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|
2.8V |
2.8V |
|
1.8V |
2.8V |
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||
|
2.8V |
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User interface |
3V when SIM card inserted |
VPP
RF part
RF part (TXP)
4.75V
|
|
|
2.8V |
|
|
2.8V |
2.8V |
|
|
|
|
2.8V |
2.8V |
2.8V |
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|
|
||
|
|
1.5V |
|
Customer Care EMEA / Service & Support Readiness / Training Group |
|
|
|
|
|
© 2004 NOKIA Corporation Only for training and service purposes |
Version: 2.0 |
22.06.2004 |
N-Gage QD RH-29 Board Version: 1BQ_08 |
UEMK |
Page 3(10) |
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